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example_test.go
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example_test.go
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package cardrank_test
import (
"context"
"encoding/json"
"fmt"
"log"
"math/rand"
"strconv"
"strings"
"github.com/cardrank/cardrank"
)
func ExampleFromRune() {
c := cardrank.FromRune('🂡')
fmt.Printf("%b\n", c)
// Output:
// A♠
}
func ExampleFromString() {
c := cardrank.FromString("Ah")
fmt.Printf("%N of %L (%b)\n", c, c, c)
// Output:
// Ace of Hearts (A♥)
}
func ExampleMust() {
v := cardrank.Must("Ah K♠ 🃍 J♤ 10h")
fmt.Printf("%b", v)
// Output:
// [A♥ K♠ Q♦ J♠ T♥]
}
func ExampleCard_unmarshal() {
var v []cardrank.Card
if err := json.Unmarshal([]byte(`["3s", "4c", "5c", "Ah", "2d"]`), &v); err != nil {
log.Fatal(err)
}
fmt.Printf("%s\n", v)
// Output:
// [3s 4c 5c Ah 2d]
}
func ExampleDeck_Draw() {
d := cardrank.NewDeck()
// note: use a real random source
r := rand.New(rand.NewSource(52))
d.Shuffle(r, 1)
v := d.Draw(7)
fmt.Printf("%b\n", v)
// Output:
// [9♣ 6♥ Q♠ 3♠ J♠ 9♥ K♣]
}
func ExampleHoldem_Eval() {
d := cardrank.NewDeck()
// note: use a real random source
r := rand.New(rand.NewSource(26076))
d.Shuffle(r, 1)
ev := cardrank.Holdem.Eval(d.Draw(2), d.Draw(5))
fmt.Printf("%b\n", ev)
fmt.Printf("%S\n", ev)
// Output:
// Straight Flush, Five-high, Steel Wheel [5♣ 4♣ 3♣ 2♣ A♣]
// Straight Flush, Five-high
}
func ExampleSpanish_Eval() {
d := cardrank.DeckSpanish.New()
// note: use a real random source
r := rand.New(rand.NewSource(2231))
d.Shuffle(r, 1)
ev := cardrank.Spanish.Eval(d.Draw(2), d.Draw(5))
fmt.Printf("%b\n", ev)
// Output:
// Straight Flush, Jack-high, Bronze Fist [J♦ T♦ 9♦ 8♦ A♦]
}
func Example() {
for i, game := range []struct {
seed int64
players int
change byte
runs int
inactive []int
names []string
}{
{566, 2, 't', 3, nil, []string{"Alice", "Bob"}},
{1039, 5, 'f', 2, []int{0, 3, 4}, []string{"Alice", "Bob", "Carl", "Dave", "Elizabeth"}},
{2087, 6, 't', 2, []int{0, 5}, []string{"Alice", "Bob", "Carl", "Dave", "Elizabeth", "Frank"}},
{4022, 6, 'p', 2, []int{0, 1, 4}, []string{"Alice", "Bob", "Carl", "Dave", "Elizabeth", "Fenny"}},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
fmt.Printf("------ FusionHiLo %d ------\n", i+1)
// setup dealer and display
d := cardrank.FusionHiLo.Dealer(r, 1, game.players)
// display deck
deck := d.Deck.All()
fmt.Println("Deck:")
for i := 0; i < len(deck); i += 8 {
n := i + 8
if n > len(deck) {
n = len(deck)
}
fmt.Printf(" %v\n", deck[i:n])
}
last := -1
for d.Next() {
i, run := d.Run()
if last != i {
fmt.Printf("Run %d:\n", i)
}
last = i
fmt.Printf(" %s\n", d)
// display pockets
if d.HasPocket() {
for i := range game.players {
fmt.Printf(" %d %s: %v\n", i, game.names[i], run.Pockets[i])
}
}
// display discarded cards
if v := d.Discarded(); len(v) != 0 {
fmt.Printf(" Discard: %v\n", v)
}
// display board
if d.HasBoard() {
fmt.Printf(" Board: %v\n", run.Hi)
if d.Double {
fmt.Printf(" %v\n", run.Lo)
}
}
// change runs, deactivate positions
if d.Id() == game.change && i == 0 {
if success := d.ChangeRuns(game.runs); !success {
panic("unable to change runs")
}
// deactivate
if success := d.Deactivate(game.inactive...); !success {
panic("unable to deactivate positions")
}
}
}
fmt.Println("Showdown:")
for d.NextResult() {
n, res := d.Result()
fmt.Printf(" Run %d:\n", n)
for i := range game.players {
if d.Active[i] {
hi := res.Evals[i].Desc(false)
fmt.Printf(" %d: %v %v %s\n", i, hi.Best, hi.Unused, hi)
if d.Low || d.Double {
lo := res.Evals[i].Desc(true)
fmt.Printf(" %v %v %s\n", lo.Best, lo.Unused, lo)
}
} else {
fmt.Printf(" %d: inactive\n", i)
}
}
hi, lo := res.Win(game.names...)
fmt.Printf(" Result: %S\n", hi)
if lo != nil {
fmt.Printf(" %S\n", lo)
}
}
}
// Output:
// ------ FusionHiLo 1 ------
// Deck:
// [4h Qs 5c 4c 5d 8d 8c As]
// [Ks 6h 7s 9s 3h Ac Js 9h]
// [4s 7d 2h 8s 2s Ad Ts Qh]
// [Qc 5h 6s 9d 9c 6c Kd 2d]
// [3s Ah Kh 5s Jd Jc 2c Td]
// [3c Jh 8h 4d Th 7c 7h 3d]
// [6d Tc Kc Qd]
// Run 0:
// p: Pre-Flop (p: 2)
// 0 Alice: [4h 5c]
// 1 Bob: [Qs 4c]
// f: Flop (p: 1, d: 1, b: 3)
// 0 Alice: [4h 5c 5d]
// 1 Bob: [Qs 4c 8d]
// Discard: [8c]
// Board: [As Ks 6h]
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [4h 5c 5d 7s]
// 1 Bob: [Qs 4c 8d 9s]
// Discard: [8c 3h]
// Board: [As Ks 6h Ac]
// r: River (d: 1, b: 1)
// Discard: [8c 3h Js]
// Board: [As Ks 6h Ac 9h]
// Run 1:
// r: River (d: 1, b: 1)
// Discard: [4s]
// Board: [As Ks 6h Ac 7d]
// Run 2:
// r: River (d: 1, b: 1)
// Discard: [2h]
// Board: [As Ks 6h Ac 8s]
// Showdown:
// Run 0:
// 0: [Ac As 5c 5d Ks] [9h 7s 6h 4h] Two Pair, Aces over Fives, kicker King
// [] [] None
// 1: [Ac As 9h 9s Qs] [Ks 8d 6h 4c] Two Pair, Aces over Nines, kicker Queen
// [] [] None
// Result: Bob scoops with Two Pair, Aces over Nines, kicker Queen
// Run 1:
// 0: [Ac As 7d 7s 5c] [Ks 6h 5d 4h] Two Pair, Aces over Sevens, kicker Five
// [7d 6h 5c 4h As] [Ac Ks 7s 5d] Seven, Six, Five, Four, Ace-low
// 1: [Ac As Ks Qs 9s] [8d 7d 6h 4c] Pair, Aces, kickers King, Queen, Nine
// [8d 7d 6h 4c As] [Ac Ks Qs 9s] Eight, Seven, Six, Four, Ace-low
// Result: Alice wins with Two Pair, Aces over Sevens, kicker Five
// Alice wins with Seven, Six, Five, Four, Ace-low
// Run 2:
// 0: [Ac As 5c 5d Ks] [8s 7s 6h 4h] Two Pair, Aces over Fives, kicker King
// [8s 6h 5c 4h As] [Ac Ks 7s 5d] Eight, Six, Five, Four, Ace-low
// 1: [As Ks Qs 9s 8s] [Ac 8d 6h 4c] Flush, Ace-high, kickers King, Queen, Nine, Eight
// [] [] None
// Result: Bob wins with Flush, Ace-high, kickers King, Queen, Nine, Eight
// Alice wins with Eight, Six, Five, Four, Ace-low
// ------ FusionHiLo 2 ------
// Deck:
// [2h 5s Ac Ts Kd 5h 6d Th]
// [2s 6s 7c 4h 8c 9h Ah 8s]
// [Kc 9d 5c 5d As 4d 3h 2c]
// [7s 8h 4c 7d 8d Qs 3c 7h]
// [Jc Jh 6c 3s Qd 9c 4s 3d]
// [Ks Ad Qc Td Tc Qh Js 6h]
// [2d 9s Jd Kh]
// Run 0:
// p: Pre-Flop (p: 2)
// 0 Alice: [2h 5h]
// 1 Bob: [5s 6d]
// 2 Carl: [Ac Th]
// 3 Dave: [Ts 2s]
// 4 Elizabeth: [Kd 6s]
// f: Flop (p: 1, d: 1, b: 3)
// 0 Alice: [2h 5h 7c]
// 1 Bob: [5s 6d 4h]
// 2 Carl: [Ac Th 8c]
// 3 Dave: [Ts 2s 9h]
// 4 Elizabeth: [Kd 6s Ah]
// Discard: [8s]
// Board: [Kc 9d 5c]
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [2h 5h 7c 5d]
// 1 Bob: [5s 6d 4h As]
// 2 Carl: [Ac Th 8c 4d]
// 3 Dave: [Ts 2s 9h 3h]
// 4 Elizabeth: [Kd 6s Ah 2c]
// Discard: [8s 7s]
// Board: [Kc 9d 5c 8h]
// r: River (d: 1, b: 1)
// Discard: [8s 7s 4c]
// Board: [Kc 9d 5c 8h 7d]
// Run 1:
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [2h 5h 7c 8d]
// 1 Bob: [5s 6d 4h Qs]
// 2 Carl: [Ac Th 8c 3c]
// 3 Dave: [Ts 2s 9h 7h]
// 4 Elizabeth: [Kd 6s Ah Jc]
// Discard: [Jh]
// Board: [Kc 9d 5c 6c]
// r: River (d: 1, b: 1)
// Discard: [Jh 3s]
// Board: [Kc 9d 5c 6c Qd]
// Showdown:
// Run 0:
// 0: inactive
// 1: [9d 8h 7d 6d 5s] [As Kc 5c 4h] Straight, Nine-high
// [8h 7d 5c 4h As] [Kc 9d 6d 5s] Eight, Seven, Five, Four, Ace-low
// 2: [8c 8h Ac Kc 9d] [Th 7d 5c 4d] Pair, Eights, kickers Ace, King, Nine
// [8h 7d 5c 4d Ac] [Kc Th 9d 8c] Eight, Seven, Five, Four, Ace-low
// 3: inactive
// 4: inactive
// Result: Bob wins with Straight, Nine-high
// Bob, Carl split with Eight, Seven, Five, Four, Ace-low
// Run 1:
// 0: inactive
// 1: [Qd Qs 6c 6d Kc] [9d 5c 5s 4h] Two Pair, Queens over Sixes, kicker King
// [] [] None
// 2: [Ac Kc 8c 6c 5c] [Qd Th 9d 3c] Flush, Ace-high, kickers King, Eight, Six, Five
// [] [] None
// 3: inactive
// 4: inactive
// Result: Carl scoops with Flush, Ace-high, kickers King, Eight, Six, Five
// ------ FusionHiLo 3 ------
// Deck:
// [8h 5d 5c 3h Jc 6h Kd Td]
// [6s As 7c 6c 2c Jd 9h 8c]
// [7s 5s 8d Tc 3s Kc Qh Qd]
// [7d Ks Jh 4s 9s 4h Th Qc]
// [Ah 2d Ts 7h 4c Qs Kh 6d]
// [9d 2s Js 3d 5h 2h Ac Ad]
// [3c 8s 4d 9c]
// Run 0:
// p: Pre-Flop (p: 2)
// 0 Alice: [8h Kd]
// 1 Bob: [5d Td]
// 2 Carl: [5c 6s]
// 3 Dave: [3h As]
// 4 Elizabeth: [Jc 7c]
// 5 Frank: [6h 6c]
// f: Flop (p: 1, d: 1, b: 3)
// 0 Alice: [8h Kd 2c]
// 1 Bob: [5d Td Jd]
// 2 Carl: [5c 6s 9h]
// 3 Dave: [3h As 8c]
// 4 Elizabeth: [Jc 7c 7s]
// 5 Frank: [6h 6c 5s]
// Discard: [8d]
// Board: [Tc 3s Kc]
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [8h Kd 2c Qh]
// 1 Bob: [5d Td Jd Qd]
// 2 Carl: [5c 6s 9h 7d]
// 3 Dave: [3h As 8c Ks]
// 4 Elizabeth: [Jc 7c 7s Jh]
// 5 Frank: [6h 6c 5s 4s]
// Discard: [8d 9s]
// Board: [Tc 3s Kc 4h]
// r: River (d: 1, b: 1)
// Discard: [8d 9s Th]
// Board: [Tc 3s Kc 4h Qc]
// Run 1:
// r: River (d: 1, b: 1)
// Discard: [Ah]
// Board: [Tc 3s Kc 4h 2d]
// Showdown:
// Run 0:
// 0: inactive
// 1: [Qc Qd Tc Td Kc] [Jd 5d 4h 3s] Two Pair, Queens over Tens, kicker King
// [] [] None
// 2: [Kc Qc Tc 9h 7d] [6s 5c 4h 3s] King-high, kickers Queen, Ten, Nine, Seven
// [] [] None
// 3: [Kc Ks 3h 3s Qc] [As Tc 8c 4h] Two Pair, Kings over Threes, kicker Queen
// [] [] None
// 4: [Kc Qc Jc Tc 7c] [Jh 7s 4h 3s] Flush, King-high, kickers Queen, Jack, Ten, Seven
// [] [] None
// 5: inactive
// Result: Elizabeth scoops with Flush, King-high, kickers Queen, Jack, Ten, Seven
// Run 1:
// 0: inactive
// 1: [Tc Td Kc Qd 4h] [Jd 5d 3s 2d] Pair, Tens, kickers King, Queen, Four
// [] [] None
// 2: [6s 5c 4h 3s 2d] [Kc Tc 9h 7d] Straight, Six-high
// [6s 5c 4h 3s 2d] [Kc Tc 9h 7d] Six, Five, Four, Three, Two-low
// 3: [Kc Ks 3h 3s Tc] [As 8c 4h 2d] Two Pair, Kings over Threes, kicker Ten
// [8c 4h 3s 2d As] [Kc Ks Tc 3h] Eight, Four, Three, Two, Ace-low
// 4: [Jc Jh Kc Tc 4h] [7c 7s 3s 2d] Pair, Jacks, kickers King, Ten, Four
// [] [] None
// 5: inactive
// Result: Carl wins with Straight, Six-high
// Carl wins with Six, Five, Four, Three, Two-low
// ------ FusionHiLo 4 ------
// Deck:
// [Qc 4h 2c 7c Kc 5c 9d 5h]
// [3c Tc 9c Qd As 4s 5d Jc]
// [4c Ad 9s 8s Qh 3h Td 7h]
// [7s Ks 6d Kd 7d Jh 2d Js]
// [4d 6h Th Ah Ac Ts 3d 6c]
// [Jd 2s 2h 9h 3s 5s 8d 8c]
// [Qs 8h Kh 6s]
// Run 0:
// p: Pre-Flop (p: 2)
// 0 Alice: [Qc 9d]
// 1 Bob: [4h 5h]
// 2 Carl: [2c 3c]
// 3 Dave: [7c Tc]
// 4 Elizabeth: [Kc 9c]
// 5 Fenny: [5c Qd]
// f: Flop (p: 1, d: 1, b: 3)
// 0 Alice: [Qc 9d As]
// 1 Bob: [4h 5h 4s]
// 2 Carl: [2c 3c 5d]
// 3 Dave: [7c Tc Jc]
// 4 Elizabeth: [Kc 9c 4c]
// 5 Fenny: [5c Qd Ad]
// Discard: [9s]
// Board: [8s Qh 3h]
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [Qc 9d As Td]
// 1 Bob: [4h 5h 4s 7h]
// 2 Carl: [2c 3c 5d 7s]
// 3 Dave: [7c Tc Jc Ks]
// 4 Elizabeth: [Kc 9c 4c 6d]
// 5 Fenny: [5c Qd Ad Kd]
// Discard: [9s 7d]
// Board: [8s Qh 3h Jh]
// r: River (d: 1, b: 1)
// Discard: [9s 7d 2d]
// Board: [8s Qh 3h Jh Js]
// Run 1:
// f: Flop (p: 1, d: 1, b: 3)
// 0 Alice: [Qc 9d 4d]
// 1 Bob: [4h 5h 6h]
// 2 Carl: [2c 3c Th]
// 3 Dave: [7c Tc Ah]
// 4 Elizabeth: [Kc 9c Ac]
// 5 Fenny: [5c Qd Ts]
// Discard: [3d]
// Board: [6c Jd 2s]
// t: Turn (p: 1, d: 1, b: 1)
// 0 Alice: [Qc 9d 4d 2h]
// 1 Bob: [4h 5h 6h 9h]
// 2 Carl: [2c 3c Th 3s]
// 3 Dave: [7c Tc Ah 5s]
// 4 Elizabeth: [Kc 9c Ac 8d]
// 5 Fenny: [5c Qd Ts 8c]
// Discard: [3d Qs]
// Board: [6c Jd 2s 8h]
// r: River (d: 1, b: 1)
// Discard: [3d Qs Kh]
// Board: [6c Jd 2s 8h 6s]
// Showdown:
// Run 0:
// 0: inactive
// 1: inactive
// 2: [Jh Js 3c 3h 7s] [Qh 8s 5d 2c] Two Pair, Jacks over Threes, kicker Seven
// [] [] None
// 3: [Jc Jh Js Ks Qh] [Tc 8s 7c 3h] Three of a Kind, Jacks, kickers King, Queen
// [] [] None
// 4: inactive
// 5: [Qd Qh Jh Js Ad] [Kd 8s 5c 3h] Two Pair, Queens over Jacks, kicker Ace
// [] [] None
// Result: Dave scoops with Three of a Kind, Jacks, kickers King, Queen
// Run 1:
// 0: inactive
// 1: inactive
// 2: [6c 6s 3c 3s Jd] [Th 8h 2c 2s] Two Pair, Sixes over Threes, kicker Jack
// [] [] None
// 3: [6c 6s Ah Jd Tc] [8h 7c 5s 2s] Pair, Sixes, kickers Ace, Jack, Ten
// [8h 6c 5s 2s Ah] [Jd Tc 7c 6s] Eight, Six, Five, Two, Ace-low
// 4: inactive
// 5: [8c 8h 6c 6s Qd] [Jd Ts 5c 2s] Two Pair, Eights over Sixes, kicker Queen
// [] [] None
// Result: Fenny wins with Two Pair, Eights over Sixes, kicker Queen
// Dave wins with Eight, Six, Five, Two, Ace-low
}
func ExampleType_holdem() {
for i, game := range []struct {
seed int64
players int
}{
{3, 2},
{278062, 2},
{1928, 6},
{6151, 6},
{5680, 6},
{23965, 2},
{13959, 2},
{23366, 6},
{29555, 3},
{472600, 3},
{107, 10},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, board := cardrank.Holdem.Deal(r, 1, game.players)
evs := cardrank.Holdem.EvalPockets(pockets, board)
fmt.Printf("------ Holdem %d ------\n", i+1)
fmt.Printf("Board: %b\n", board)
for j := range game.players {
desc := evs[j].Desc(false)
fmt.Printf("Player %d: %b %s %b %b\n", j+1, pockets[j], desc, desc.Best, desc.Unused)
}
order, pivot := cardrank.Order(evs, false)
desc := evs[order[0]].Desc(false)
if pivot == 1 {
fmt.Printf("Result: Player %d wins with %s\n", order[0]+1, desc)
} else {
var s []string
for j := range pivot {
s = append(s, strconv.Itoa(order[j]+1))
}
fmt.Printf("Result: Players %s push with %s\n", strings.Join(s, ", "), desc)
}
}
// Output:
// ------ Holdem 1 ------
// Board: [J♠ T♠ 2♦ 2♠ Q♥]
// Player 1: [6♦ 7♠] Pair, Twos, kickers Queen, Jack, Ten [2♦ 2♠ Q♥ J♠ T♠] [7♠ 6♦]
// Player 2: [8♠ 4♣] Pair, Twos, kickers Queen, Jack, Ten [2♦ 2♠ Q♥ J♠ T♠] [8♠ 4♣]
// Result: Players 1, 2 push with Pair, Twos, kickers Queen, Jack, Ten
// ------ Holdem 2 ------
// Board: [8♠ 9♠ J♠ 9♣ T♠]
// Player 1: [7♠ 6♦] Straight Flush, Jack-high, Bronze Fist [J♠ T♠ 9♠ 8♠ 7♠] [9♣ 6♦]
// Player 2: [T♣ Q♠] Straight Flush, Queen-high, Silver Tongue [Q♠ J♠ T♠ 9♠ 8♠] [T♣ 9♣]
// Result: Player 2 wins with Straight Flush, Queen-high, Silver Tongue
// ------ Holdem 3 ------
// Board: [A♠ T♣ K♠ J♣ 6♥]
// Player 1: [T♥ 5♦] Pair, Tens, kickers Ace, King, Jack [T♣ T♥ A♠ K♠ J♣] [6♥ 5♦]
// Player 2: [2♠ K♦] Pair, Kings, kickers Ace, Jack, Ten [K♦ K♠ A♠ J♣ T♣] [6♥ 2♠]
// Player 3: [Q♣ Q♥] Straight, Ace-high [A♠ K♠ Q♣ J♣ T♣] [Q♥ 6♥]
// Player 4: [J♠ 7♣] Pair, Jacks, kickers Ace, King, Ten [J♣ J♠ A♠ K♠ T♣] [7♣ 6♥]
// Player 5: [4♥ 6♠] Pair, Sixes, kickers Ace, King, Jack [6♥ 6♠ A♠ K♠ J♣] [T♣ 4♥]
// Player 6: [Q♠ 3♣] Straight, Ace-high [A♠ K♠ Q♠ J♣ T♣] [6♥ 3♣]
// Result: Players 3, 6 push with Straight, Ace-high
// ------ Holdem 4 ------
// Board: [9♦ J♣ A♥ 9♥ J♠]
// Player 1: [K♠ 8♦] Two Pair, Jacks over Nines, kicker Ace [J♣ J♠ 9♦ 9♥ A♥] [K♠ 8♦]
// Player 2: [7♦ 9♠] Full House, Nines full of Jacks [9♦ 9♥ 9♠ J♣ J♠] [A♥ 7♦]
// Player 3: [A♦ 8♥] Two Pair, Aces over Jacks, kicker Nine [A♦ A♥ J♣ J♠ 9♦] [9♥ 8♥]
// Player 4: [4♥ 6♣] Two Pair, Jacks over Nines, kicker Ace [J♣ J♠ 9♦ 9♥ A♥] [6♣ 4♥]
// Player 5: [3♥ 5♥] Two Pair, Jacks over Nines, kicker Ace [J♣ J♠ 9♦ 9♥ A♥] [5♥ 3♥]
// Player 6: [T♣ J♦] Full House, Jacks full of Nines [J♣ J♦ J♠ 9♦ 9♥] [A♥ T♣]
// Result: Player 6 wins with Full House, Jacks full of Nines
// ------ Holdem 5 ------
// Board: [3♠ 9♥ A♦ 6♥ Q♦]
// Player 1: [T♦ 4♥] Ace-high, kickers Queen, Ten, Nine, Six [A♦ Q♦ T♦ 9♥ 6♥] [4♥ 3♠]
// Player 2: [8♦ 7♦] Ace-high, kickers Queen, Nine, Eight, Seven [A♦ Q♦ 9♥ 8♦ 7♦] [6♥ 3♠]
// Player 3: [K♠ K♥] Pair, Kings, kickers Ace, Queen, Nine [K♥ K♠ A♦ Q♦ 9♥] [6♥ 3♠]
// Player 4: [T♣ 5♦] Ace-high, kickers Queen, Ten, Nine, Six [A♦ Q♦ T♣ 9♥ 6♥] [5♦ 3♠]
// Player 5: [7♥ T♥] Ace-high, kickers Queen, Ten, Nine, Seven [A♦ Q♦ T♥ 9♥ 7♥] [6♥ 3♠]
// Player 6: [8♣ 5♣] Ace-high, kickers Queen, Nine, Eight, Six [A♦ Q♦ 9♥ 8♣ 6♥] [5♣ 3♠]
// Result: Player 3 wins with Pair, Kings, kickers Ace, Queen, Nine
// ------ Holdem 6 ------
// Board: [T♥ 6♥ 7♥ 2♥ 7♣]
// Player 1: [6♣ K♥] Flush, King-high, kickers Ten, Seven, Six, Two [K♥ T♥ 7♥ 6♥ 2♥] [7♣ 6♣]
// Player 2: [6♠ 5♥] Flush, Ten-high, kickers Seven, Six, Five, Two [T♥ 7♥ 6♥ 5♥ 2♥] [7♣ 6♠]
// Result: Player 1 wins with Flush, King-high, kickers Ten, Seven, Six, Two
// ------ Holdem 7 ------
// Board: [4♦ A♥ A♣ 4♠ A♦]
// Player 1: [T♥ 9♣] Full House, Aces full of Fours [A♣ A♦ A♥ 4♦ 4♠] [T♥ 9♣]
// Player 2: [T♠ A♠] Four of a Kind, Aces, kicker Ten [A♣ A♦ A♥ A♠ T♠] [4♦ 4♠]
// Result: Player 2 wins with Four of a Kind, Aces, kicker Ten
// ------ Holdem 8 ------
// Board: [Q♥ T♥ T♠ J♥ K♥]
// Player 1: [A♥ 8♥] Straight Flush, Ace-high, Royal [A♥ K♥ Q♥ J♥ T♥] [T♠ 8♥]
// Player 2: [9♠ 8♦] Straight, King-high [K♥ Q♥ J♥ T♥ 9♠] [T♠ 8♦]
// Player 3: [Q♣ 4♦] Two Pair, Queens over Tens, kicker King [Q♣ Q♥ T♥ T♠ K♥] [J♥ 4♦]
// Player 4: [2♠ Q♦] Two Pair, Queens over Tens, kicker King [Q♦ Q♥ T♥ T♠ K♥] [J♥ 2♠]
// Player 5: [6♥ A♦] Flush, King-high, kickers Queen, Jack, Ten, Six [K♥ Q♥ J♥ T♥ 6♥] [A♦ T♠]
// Player 6: [3♦ T♣] Three of a Kind, Tens, kickers King, Queen [T♣ T♥ T♠ K♥ Q♥] [J♥ 3♦]
// Result: Player 1 wins with Straight Flush, Ace-high, Royal
// ------ Holdem 9 ------
// Board: [A♣ 2♣ 4♣ 5♣ 9♥]
// Player 1: [T♣ 6♠] Flush, Ace-high, kickers Ten, Five, Four, Two [A♣ T♣ 5♣ 4♣ 2♣] [9♥ 6♠]
// Player 2: [J♦ 3♣] Straight Flush, Five-high, Steel Wheel [5♣ 4♣ 3♣ 2♣ A♣] [J♦ 9♥]
// Player 3: [4♥ T♠] Pair, Fours, kickers Ace, Ten, Nine [4♣ 4♥ A♣ T♠ 9♥] [5♣ 2♣]
// Result: Player 2 wins with Straight Flush, Five-high, Steel Wheel
// ------ Holdem 10 ------
// Board: [8♣ J♣ 8♥ 7♥ 9♥]
// Player 1: [8♦ T♥] Straight, Jack-high [J♣ T♥ 9♥ 8♣ 7♥] [8♦ 8♥]
// Player 2: [8♠ 3♣] Three of a Kind, Eights, kickers Jack, Nine [8♣ 8♥ 8♠ J♣ 9♥] [7♥ 3♣]
// Player 3: [6♥ K♥] Flush, King-high, kickers Nine, Eight, Seven, Six [K♥ 9♥ 8♥ 7♥ 6♥] [J♣ 8♣]
// Result: Player 3 wins with Flush, King-high, kickers Nine, Eight, Seven, Six
// ------ Holdem 11 ------
// Board: [5♥ 3♣ J♥ 6♦ 6♣]
// Player 1: [8♥ T♥] Pair, Sixes, kickers Jack, Ten, Eight [6♣ 6♦ J♥ T♥ 8♥] [5♥ 3♣]
// Player 2: [4♥ Q♣] Pair, Sixes, kickers Queen, Jack, Five [6♣ 6♦ Q♣ J♥ 5♥] [4♥ 3♣]
// Player 3: [T♣ Q♠] Pair, Sixes, kickers Queen, Jack, Ten [6♣ 6♦ Q♠ J♥ T♣] [5♥ 3♣]
// Player 4: [3♥ 5♦] Two Pair, Sixes over Fives, kicker Jack [6♣ 6♦ 5♦ 5♥ J♥] [3♣ 3♥]
// Player 5: [A♠ T♠] Pair, Sixes, kickers Ace, Jack, Ten [6♣ 6♦ A♠ J♥ T♠] [5♥ 3♣]
// Player 6: [6♠ 2♠] Three of a Kind, Sixes, kickers Jack, Five [6♣ 6♦ 6♠ J♥ 5♥] [3♣ 2♠]
// Player 7: [J♠ 5♣] Two Pair, Jacks over Sixes, kicker Five [J♥ J♠ 6♣ 6♦ 5♣] [5♥ 3♣]
// Player 8: [8♠ 9♦] Pair, Sixes, kickers Jack, Nine, Eight [6♣ 6♦ J♥ 9♦ 8♠] [5♥ 3♣]
// Player 9: [6♥ J♣] Full House, Sixes full of Jacks [6♣ 6♦ 6♥ J♣ J♥] [5♥ 3♣]
// Player 10: [2♣ A♣] Pair, Sixes, kickers Ace, Jack, Five [6♣ 6♦ A♣ J♥ 5♥] [3♣ 2♣]
// Result: Player 9 wins with Full House, Sixes full of Jacks
}
func ExampleType_short() {
for i, game := range []struct {
seed int64
players int
}{
{119, 2},
{155, 4},
{384, 8},
{880, 4},
{3453, 3},
{5662, 3},
{65481, 2},
{27947, 4},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, board := cardrank.Short.Deal(r, 1, game.players)
evs := cardrank.Short.EvalPockets(pockets, board)
fmt.Printf("------ Short %d ------\n", i+1)
fmt.Printf("Board: %b\n", board)
for j := range game.players {
desc := evs[j].Desc(false)
fmt.Printf("Player %d: %b %s %b %b\n", j+1, pockets[j], desc, desc.Best, desc.Unused)
}
order, pivot := cardrank.Order(evs, false)
desc := evs[order[0]].Desc(false)
if pivot == 1 {
fmt.Printf("Result: Player %d wins with %s\n", order[0]+1, desc)
} else {
var s []string
for j := range pivot {
s = append(s, strconv.Itoa(order[j]+1))
}
fmt.Printf("Result: Players %s push with %s\n", strings.Join(s, ", "), desc)
}
}
// Output:
// ------ Short 1 ------
// Board: [9♥ A♦ A♥ 8♣ A♣]
// Player 1: [8♥ A♠] Four of a Kind, Aces, kicker Nine [A♣ A♦ A♥ A♠ 9♥] [8♣ 8♥]
// Player 2: [7♥ J♦] Three of a Kind, Aces, kickers Jack, Nine [A♣ A♦ A♥ J♦ 9♥] [8♣ 7♥]
// Result: Player 1 wins with Four of a Kind, Aces, kicker Nine
// ------ Short 2 ------
// Board: [9♣ 6♦ A♠ J♠ 6♠]
// Player 1: [T♥ A♣] Two Pair, Aces over Sixes, kicker Jack [A♣ A♠ 6♦ 6♠ J♠] [T♥ 9♣]
// Player 2: [6♣ 7♣] Three of a Kind, Sixes, kickers Ace, Jack [6♣ 6♦ 6♠ A♠ J♠] [9♣ 7♣]
// Player 3: [6♥ T♠] Three of a Kind, Sixes, kickers Ace, Jack [6♦ 6♥ 6♠ A♠ J♠] [T♠ 9♣]
// Player 4: [9♥ K♠] Two Pair, Nines over Sixes, kicker Ace [9♣ 9♥ 6♦ 6♠ A♠] [K♠ J♠]
// Result: Players 2, 3 push with Three of a Kind, Sixes, kickers Ace, Jack
// ------ Short 3 ------
// Board: [T♥ J♣ 7♥ 9♥ K♣]
// Player 1: [8♥ T♣] Straight, Jack-high [J♣ T♣ 9♥ 8♥ 7♥] [K♣ T♥]
// Player 2: [T♠ Q♠] Straight, King-high [K♣ Q♠ J♣ T♥ 9♥] [T♠ 7♥]
// Player 3: [J♠ 7♣] Two Pair, Jacks over Sevens, kicker King [J♣ J♠ 7♣ 7♥ K♣] [T♥ 9♥]
// Player 4: [6♣ Q♦] Straight, King-high [K♣ Q♦ J♣ T♥ 9♥] [7♥ 6♣]
// Player 5: [7♦ 6♠] Pair, Sevens, kickers King, Jack, Ten [7♦ 7♥ K♣ J♣ T♥] [9♥ 6♠]
// Player 6: [8♠ 8♦] Straight, Jack-high [J♣ T♥ 9♥ 8♦ 7♥] [K♣ 8♠]
// Player 7: [9♣ K♥] Two Pair, Kings over Nines, kicker Jack [K♣ K♥ 9♣ 9♥ J♣] [T♥ 7♥]
// Player 8: [A♥ K♦] Pair, Kings, kickers Ace, Jack, Ten [K♣ K♦ A♥ J♣ T♥] [9♥ 7♥]
// Result: Players 2, 4 push with Straight, King-high
// ------ Short 4 ------
// Board: [T♦ 9♣ 9♦ Q♦ 8♦]
// Player 1: [J♠ 9♥] Straight, Queen-high [Q♦ J♠ T♦ 9♣ 8♦] [9♦ 9♥]
// Player 2: [T♥ 8♠] Two Pair, Tens over Nines, kicker Queen [T♦ T♥ 9♣ 9♦ Q♦] [8♦ 8♠]
// Player 3: [6♣ J♦] Straight Flush, Queen-high, Silver Tongue [Q♦ J♦ T♦ 9♦ 8♦] [9♣ 6♣]
// Player 4: [A♣ A♦] Flush, Ace-high, kickers Queen, Ten, Nine, Eight [A♦ Q♦ T♦ 9♦ 8♦] [A♣ 9♣]
// Result: Player 3 wins with Straight Flush, Queen-high, Silver Tongue
// ------ Short 5 ------
// Board: [6♠ A♣ 7♦ A♠ 6♦]
// Player 1: [9♣ T♦] Two Pair, Aces over Sixes, kicker Ten [A♣ A♠ 6♦ 6♠ T♦] [9♣ 7♦]
// Player 2: [T♠ K♠] Two Pair, Aces over Sixes, kicker King [A♣ A♠ 6♦ 6♠ K♠] [T♠ 7♦]
// Player 3: [J♥ A♥] Full House, Aces full of Sixes [A♣ A♥ A♠ 6♦ 6♠] [J♥ 7♦]
// Result: Player 3 wins with Full House, Aces full of Sixes
// ------ Short 6 ------
// Board: [A♣ 6♣ 9♣ T♦ 8♣]
// Player 1: [6♥ 9♠] Two Pair, Nines over Sixes, kicker Ace [9♣ 9♠ 6♣ 6♥ A♣] [T♦ 8♣]
// Player 2: [7♣ J♥] Straight Flush, Nine-high, Iron Maiden [9♣ 8♣ 7♣ 6♣ A♣] [J♥ T♦]
// Player 3: [6♠ Q♠] Pair, Sixes, kickers Ace, Queen, Ten [6♣ 6♠ A♣ Q♠ T♦] [9♣ 8♣]
// Result: Player 2 wins with Straight Flush, Nine-high, Iron Maiden
// ------ Short 7 ------
// Board: [K♥ K♦ K♠ K♣ J♣]
// Player 1: [7♦ 8♦] Four of a Kind, Kings, kicker Jack [K♣ K♦ K♥ K♠ J♣] [8♦ 7♦]
// Player 2: [T♦ 6♥] Four of a Kind, Kings, kicker Jack [K♣ K♦ K♥ K♠ J♣] [T♦ 6♥]
// Result: Players 1, 2 push with Four of a Kind, Kings, kicker Jack
// ------ Short 8 ------
// Board: [8♦ 8♥ 8♠ Q♠ T♦]
// Player 1: [J♦ 9♣] Straight, Queen-high [Q♠ J♦ T♦ 9♣ 8♦] [8♥ 8♠]
// Player 2: [T♣ J♣] Full House, Eights full of Tens [8♦ 8♥ 8♠ T♣ T♦] [Q♠ J♣]
// Player 3: [K♠ T♥] Full House, Eights full of Tens [8♦ 8♥ 8♠ T♦ T♥] [K♠ Q♠]
// Player 4: [T♠ 7♥] Full House, Eights full of Tens [8♦ 8♥ 8♠ T♦ T♠] [Q♠ 7♥]
// Result: Players 2, 3, 4 push with Full House, Eights full of Tens
}
func ExampleType_royal() {
for i, game := range []struct {
seed int64
players int
}{
{119, 2},
{155, 3},
{384, 4},
{880, 5},
{3453, 2},
{5662, 3},
{65481, 4},
{27947, 5},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, board := cardrank.Royal.Deal(r, 1, game.players)
evs := cardrank.Royal.EvalPockets(pockets, board)
fmt.Printf("------ Royal %d ------\n", i+1)
fmt.Printf("Board: %b\n", board)
for j := range game.players {
desc := evs[j].Desc(false)
fmt.Printf("Player %d: %b %s %b %b\n", j+1, pockets[j], desc, desc.Best, desc.Unused)
}
order, pivot := cardrank.Order(evs, false)
desc := evs[order[0]].Desc(false)
if pivot == 1 {
fmt.Printf("Result: Player %d wins with %s\n", order[0]+1, desc)
} else {
var s []string
for j := range pivot {
s = append(s, strconv.Itoa(order[j]+1))
}
fmt.Printf("Result: Players %s push with %s\n", strings.Join(s, ", "), desc)
}
}
// Output:
// ------ Royal 1 ------
// Board: [K♦ A♦ T♥ T♣ J♠]
// Player 1: [A♠ T♠] Full House, Tens full of Aces [T♣ T♥ T♠ A♦ A♠] [K♦ J♠]
// Player 2: [A♥ K♠] Two Pair, Aces over Kings, kicker Jack [A♦ A♥ K♦ K♠ J♠] [T♣ T♥]
// Result: Player 1 wins with Full House, Tens full of Aces
// ------ Royal 2 ------
// Board: [A♣ K♠ J♦ Q♣ J♣]
// Player 1: [A♠ Q♠] Two Pair, Aces over Queens, kicker King [A♣ A♠ Q♣ Q♠ K♠] [J♣ J♦]
// Player 2: [T♠ J♥] Straight, Ace-high [A♣ K♠ Q♣ J♣ T♠] [J♦ J♥]
// Player 3: [K♣ T♥] Straight, Ace-high [A♣ K♣ Q♣ J♣ T♥] [K♠ J♦]
// Result: Players 2, 3 push with Straight, Ace-high
// ------ Royal 3 ------
// Board: [K♠ T♦ T♣ Q♦ A♥]
// Player 1: [T♠ T♥] Four of a Kind, Tens, kicker Ace [T♣ T♦ T♥ T♠ A♥] [K♠ Q♦]
// Player 2: [J♣ Q♣] Straight, Ace-high [A♥ K♠ Q♣ J♣ T♣] [Q♦ T♦]
// Player 3: [A♦ K♦] Two Pair, Aces over Kings, kicker Queen [A♦ A♥ K♦ K♠ Q♦] [T♣ T♦]
// Player 4: [K♥ K♣] Full House, Kings full of Tens [K♣ K♥ K♠ T♣ T♦] [A♥ Q♦]
// Result: Player 1 wins with Four of a Kind, Tens, kicker Ace
// ------ Royal 4 ------
// Board: [J♥ A♠ T♥ T♣ K♠]
// Player 1: [Q♦ T♠] Straight, Ace-high [A♠ K♠ Q♦ J♥ T♣] [T♥ T♠]
// Player 2: [K♥ T♦] Full House, Tens full of Kings [T♣ T♦ T♥ K♥ K♠] [A♠ J♥]
// Player 3: [A♣ Q♠] Straight, Ace-high [A♣ K♠ Q♠ J♥ T♣] [A♠ T♥]
// Player 4: [A♦ J♠] Two Pair, Aces over Jacks, kicker King [A♦ A♠ J♥ J♠ K♠] [T♣ T♥]
// Player 5: [K♦ J♦] Two Pair, Kings over Jacks, kicker Ace [K♦ K♠ J♦ J♥ A♠] [T♣ T♥]
// Result: Player 2 wins with Full House, Tens full of Kings
// ------ Royal 5 ------
// Board: [J♣ K♥ K♠ J♥ Q♣]
// Player 1: [A♥ T♦] Straight, Ace-high [A♥ K♥ Q♣ J♣ T♦] [K♠ J♥]
// Player 2: [J♦ Q♠] Full House, Jacks full of Kings [J♣ J♦ J♥ K♥ K♠] [Q♣ Q♠]
// Result: Player 2 wins with Full House, Jacks full of Kings
// ------ Royal 6 ------
// Board: [K♥ A♠ K♦ K♠ A♣]
// Player 1: [J♥ J♠] Full House, Kings full of Aces [K♦ K♥ K♠ A♣ A♠] [J♥ J♠]
// Player 2: [Q♦ A♥] Full House, Aces full of Kings [A♣ A♥ A♠ K♦ K♥] [K♠ Q♦]
// Player 3: [Q♠ T♣] Full House, Kings full of Aces [K♦ K♥ K♠ A♣ A♠] [Q♠ T♣]
// Result: Player 2 wins with Full House, Aces full of Kings
// ------ Royal 7 ------
// Board: [J♥ T♦ Q♠ K♣ K♥]
// Player 1: [K♦ J♣] Full House, Kings full of Jacks [K♣ K♦ K♥ J♣ J♥] [Q♠ T♦]
// Player 2: [T♥ T♠] Full House, Tens full of Kings [T♦ T♥ T♠ K♣ K♥] [Q♠ J♥]
// Player 3: [A♠ A♥] Straight, Ace-high [A♥ K♣ Q♠ J♥ T♦] [A♠ K♥]
// Player 4: [Q♣ A♦] Straight, Ace-high [A♦ K♣ Q♣ J♥ T♦] [K♥ Q♠]
// Result: Player 1 wins with Full House, Kings full of Jacks
// ------ Royal 8 ------
// Board: [A♠ K♦ Q♦ A♦ A♣]
// Player 1: [Q♠ J♠] Full House, Aces full of Queens [A♣ A♦ A♠ Q♦ Q♠] [K♦ J♠]
// Player 2: [T♦ A♥] Four of a Kind, Aces, kicker King [A♣ A♦ A♥ A♠ K♦] [Q♦ T♦]
// Player 3: [J♥ K♠] Full House, Aces full of Kings [A♣ A♦ A♠ K♦ K♠] [Q♦ J♥]
// Player 4: [Q♥ J♦] Full House, Aces full of Queens [A♣ A♦ A♠ Q♦ Q♥] [K♦ J♦]
// Player 5: [K♣ T♥] Full House, Aces full of Kings [A♣ A♦ A♠ K♣ K♦] [Q♦ T♥]
// Result: Player 2 wins with Four of a Kind, Aces, kicker King
}
func ExampleType_omaha() {
for i, game := range []struct {
seed int64
players int
}{
{119, 2},
{321, 5},
{408, 6},
{455, 6},
{1113, 6},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, board := cardrank.Omaha.Deal(r, 1, game.players)
evs := cardrank.Omaha.EvalPockets(pockets, board)
fmt.Printf("------ Omaha %d ------\n", i+1)
fmt.Printf("Board: %b\n", board)
for j := range game.players {
desc := evs[j].Desc(false)
fmt.Printf("Player %d: %b %s %b %b\n", j+1, pockets[j], desc, desc.Best, desc.Unused)
}
order, pivot := cardrank.Order(evs, false)
desc := evs[order[0]].Desc(false)
if pivot == 1 {
fmt.Printf("Result: Player %d wins with %s\n", order[0]+1, desc)
} else {
var s []string
for j := range pivot {
s = append(s, strconv.Itoa(order[j]+1))
}
fmt.Printf("Result: Players %s push with %s\n", strings.Join(s, ", "), desc)
}
}
// Output:
// ------ Omaha 1 ------
// Board: [3♥ 5♥ 4♥ 7♥ K♣]
// Player 1: [K♥ J♣ A♥ Q♠] Flush, Ace-high, kickers King, Seven, Five, Four [A♥ K♥ 7♥ 5♥ 4♥] [K♣ Q♠ J♣ 3♥]
// Player 2: [7♣ 4♣ 5♠ 2♠] Two Pair, Sevens over Fives, kicker King [7♣ 7♥ 5♥ 5♠ K♣] [4♣ 4♥ 3♥ 2♠]
// Result: Player 1 wins with Flush, Ace-high, kickers King, Seven, Five, Four
// ------ Omaha 2 ------
// Board: [3♥ 7♣ 3♣ 9♠ 9♣]
// Player 1: [3♠ 3♦ T♠ Q♠] Four of a Kind, Threes, kicker Nine [3♣ 3♦ 3♥ 3♠ 9♠] [Q♠ T♠ 9♣ 7♣]
// Player 2: [6♦ Q♣ 8♥ 6♣] Flush, Queen-high, kickers Nine, Seven, Six, Three [Q♣ 9♣ 7♣ 6♣ 3♣] [9♠ 8♥ 6♦ 3♥]
// Player 3: [Q♦ K♠ 8♣ A♥] Pair, Nines, kickers Ace, King, Seven [9♣ 9♠ A♥ K♠ 7♣] [Q♦ 8♣ 3♣ 3♥]
// Player 4: [K♦ T♦ 8♦ 4♥] Pair, Nines, kickers King, Ten, Seven [9♣ 9♠ K♦ T♦ 7♣] [8♦ 4♥ 3♣ 3♥]
// Player 5: [J♦ 2♥ Q♥ 6♠] Pair, Nines, kickers Queen, Jack, Seven [9♣ 9♠ Q♥ J♦ 7♣] [6♠ 3♣ 3♥ 2♥]
// Result: Player 1 wins with Four of a Kind, Threes, kicker Nine
// ------ Omaha 3 ------
// Board: [J♣ T♥ 4♥ K♣ Q♣]
// Player 1: [K♠ Q♠ 4♣ J♦] Two Pair, Kings over Queens, kicker Jack [K♣ K♠ Q♣ Q♠ J♣] [J♦ T♥ 4♣ 4♥]
// Player 2: [J♠ 3♣ 8♥ 2♠] Pair, Jacks, kickers King, Queen, Eight [J♣ J♠ K♣ Q♣ 8♥] [T♥ 4♥ 3♣ 2♠]
// Player 3: [3♠ T♠ 2♣ Q♦] Two Pair, Queens over Tens, kicker King [Q♣ Q♦ T♥ T♠ K♣] [J♣ 4♥ 3♠ 2♣]
// Player 4: [5♣ 5♥ T♦ 2♦] Pair, Tens, kickers King, Queen, Five [T♦ T♥ K♣ Q♣ 5♣] [J♣ 5♥ 4♥ 2♦]
// Player 5: [7♠ 3♥ 6♠ A♣] Ace-high, kickers King, Queen, Jack, Seven [A♣ K♣ Q♣ J♣ 7♠] [T♥ 6♠ 4♥ 3♥]
// Player 6: [4♠ 8♦ K♦ T♣] Two Pair, Kings over Tens, kicker Queen [K♣ K♦ T♣ T♥ Q♣] [J♣ 8♦ 4♥ 4♠]
// Result: Player 1 wins with Two Pair, Kings over Queens, kicker Jack
// ------ Omaha 4 ------
// Board: [2♦ 6♦ 6♣ Q♣ 7♣]
// Player 1: [6♠ K♥ A♣ 8♣] Flush, Ace-high, kickers Queen, Eight, Seven, Six [A♣ Q♣ 8♣ 7♣ 6♣] [K♥ 6♦ 6♠ 2♦]
// Player 2: [Q♥ 4♥ J♣ 5♥] Two Pair, Queens over Sixes, kicker Jack [Q♣ Q♥ 6♣ 6♦ J♣] [7♣ 5♥ 4♥ 2♦]
// Player 3: [2♣ 6♥ 5♣ Q♠] Full House, Sixes full of Queens [6♣ 6♦ 6♥ Q♣ Q♠] [7♣ 5♣ 2♣ 2♦]
// Player 4: [9♠ J♥ K♠ J♠] Two Pair, Jacks over Sixes, kicker Queen [J♥ J♠ 6♣ 6♦ Q♣] [K♠ 9♠ 7♣ 2♦]
// Player 5: [3♦ 4♦ K♣ 8♦] Pair, Sixes, kickers King, Queen, Eight [6♣ 6♦ K♣ Q♣ 8♦] [7♣ 4♦ 3♦ 2♦]
// Player 6: [T♣ Q♦ A♠ 7♥] Two Pair, Queens over Sevens, kicker Six [Q♣ Q♦ 7♣ 7♥ 6♦] [A♠ T♣ 6♣ 2♦]
// Result: Player 3 wins with Full House, Sixes full of Queens
// ------ Omaha 5 ------
// Board: [4♣ K♣ 6♦ 9♦ 5♠]
// Player 1: [3♦ 4♦ 5♦ J♣] Two Pair, Fives over Fours, kicker King [5♦ 5♠ 4♣ 4♦ K♣] [J♣ 9♦ 6♦ 3♦]
// Player 2: [T♥ J♠ K♠ 2♣] Pair, Kings, kickers Jack, Nine, Six [K♣ K♠ J♠ 9♦ 6♦] [T♥ 5♠ 4♣ 2♣]
// Player 3: [A♣ 9♠ T♠ 3♠] Pair, Nines, kickers Ace, King, Six [9♦ 9♠ A♣ K♣ 6♦] [T♠ 5♠ 4♣ 3♠]
// Player 4: [7♦ 3♣ 8♠ 7♣] Straight, Nine-high [9♦ 8♠ 7♦ 6♦ 5♠] [K♣ 7♣ 4♣ 3♣]
// Player 5: [5♣ Q♠ J♥ 2♠] Pair, Fives, kickers King, Queen, Nine [5♣ 5♠ K♣ Q♠ 9♦] [J♥ 6♦ 4♣ 2♠]
// Player 6: [6♠ 7♠ 7♥ 2♥] Pair, Sevens, kickers King, Nine, Six [7♥ 7♠ K♣ 9♦ 6♦] [6♠ 5♠ 4♣ 2♥]
// Result: Player 4 wins with Straight, Nine-high
}
func ExampleType_omahaHiLo() {
for i, game := range []struct {
seed int64
players int
}{
{119, 2},
{321, 5},
{408, 6},
{455, 6},
{1113, 6},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, board := cardrank.OmahaHiLo.Deal(r, 1, game.players)
evs := cardrank.OmahaHiLo.EvalPockets(pockets, board)
fmt.Printf("------ OmahaHiLo %d ------\n", i+1)
fmt.Printf("Board: %b\n", board)
for j := range game.players {
hi, lo := evs[j].Desc(false), evs[j].Desc(true)
fmt.Printf("Player %d: %b\n", j+1, pockets[j])
fmt.Printf(" Hi: %s %b %b\n", hi, hi.Best, hi.Unused)
fmt.Printf(" Lo: %s %b %b\n", lo, lo.Best, lo.Unused)
}
hiOrder, hiPivot := cardrank.Order(evs, false)
loOrder, loPivot := cardrank.Order(evs, true)
typ := "wins"
if loPivot == 0 {
typ = "scoops"
}
desc := evs[hiOrder[0]].Desc(false)
if hiPivot == 1 {
fmt.Printf("Result (Hi): Player %d %s with %s\n", hiOrder[0]+1, typ, desc)
} else {
var s []string
for j := range hiPivot {
s = append(s, strconv.Itoa(hiOrder[j]+1))
}
fmt.Printf("Result (Hi): Players %s push with %s\n", strings.Join(s, ", "), desc)
}
if loPivot == 1 {
desc := evs[loOrder[0]].Desc(true)
fmt.Printf("Result (Lo): Player %d wins with %s\n", loOrder[0]+1, desc)
} else if loPivot > 1 {
var s []string
for j := range loPivot {
s = append(s, strconv.Itoa(loOrder[j]+1))
}
desc := evs[loOrder[0]].Desc(true)
fmt.Printf("Result (Lo): Players %s push with %s\n", strings.Join(s, ", "), desc)
} else {
fmt.Printf("Result (Lo): no player made a lo\n")
}
}
// Output:
// ------ OmahaHiLo 1 ------
// Board: [3♥ 5♥ 4♥ 7♥ K♣]
// Player 1: [K♥ J♣ A♥ Q♠]
// Hi: Flush, Ace-high, kickers King, Seven, Five, Four [A♥ K♥ 7♥ 5♥ 4♥] [K♣ Q♠ J♣ 3♥]
// Lo: None [] []
// Player 2: [7♣ 4♣ 5♠ 2♠]
// Hi: Two Pair, Sevens over Fives, kicker King [7♣ 7♥ 5♥ 5♠ K♣] [4♣ 4♥ 3♥ 2♠]
// Lo: Seven, Five, Four, Three, Two-low [7♣ 5♥ 4♥ 3♥ 2♠] [K♣ 7♥ 5♠ 4♣]
// Result (Hi): Player 1 wins with Flush, Ace-high, kickers King, Seven, Five, Four
// Result (Lo): Player 2 wins with Seven, Five, Four, Three, Two-low
// ------ OmahaHiLo 2 ------
// Board: [3♥ 7♣ 3♣ 9♠ 9♣]
// Player 1: [3♠ 3♦ T♠ Q♠]
// Hi: Four of a Kind, Threes, kicker Nine [3♣ 3♦ 3♥ 3♠ 9♠] [Q♠ T♠ 9♣ 7♣]
// Lo: None [] []
// Player 2: [6♦ Q♣ 8♥ 6♣]
// Hi: Flush, Queen-high, kickers Nine, Seven, Six, Three [Q♣ 9♣ 7♣ 6♣ 3♣] [9♠ 8♥ 6♦ 3♥]
// Lo: None [] []
// Player 3: [Q♦ K♠ 8♣ A♥]
// Hi: Pair, Nines, kickers Ace, King, Seven [9♣ 9♠ A♥ K♠ 7♣] [Q♦ 8♣ 3♣ 3♥]
// Lo: None [] []
// Player 4: [K♦ T♦ 8♦ 4♥]
// Hi: Pair, Nines, kickers King, Ten, Seven [9♣ 9♠ K♦ T♦ 7♣] [8♦ 4♥ 3♣ 3♥]
// Lo: None [] []
// Player 5: [J♦ 2♥ Q♥ 6♠]
// Hi: Pair, Nines, kickers Queen, Jack, Seven [9♣ 9♠ Q♥ J♦ 7♣] [6♠ 3♣ 3♥ 2♥]
// Lo: None [] []
// Result (Hi): Player 1 scoops with Four of a Kind, Threes, kicker Nine
// Result (Lo): no player made a lo
// ------ OmahaHiLo 3 ------
// Board: [J♣ T♥ 4♥ K♣ Q♣]
// Player 1: [K♠ Q♠ 4♣ J♦]
// Hi: Two Pair, Kings over Queens, kicker Jack [K♣ K♠ Q♣ Q♠ J♣] [J♦ T♥ 4♣ 4♥]
// Lo: None [] []
// Player 2: [J♠ 3♣ 8♥ 2♠]
// Hi: Pair, Jacks, kickers King, Queen, Eight [J♣ J♠ K♣ Q♣ 8♥] [T♥ 4♥ 3♣ 2♠]
// Lo: None [] []
// Player 3: [3♠ T♠ 2♣ Q♦]
// Hi: Two Pair, Queens over Tens, kicker King [Q♣ Q♦ T♥ T♠ K♣] [J♣ 4♥ 3♠ 2♣]
// Lo: None [] []
// Player 4: [5♣ 5♥ T♦ 2♦]
// Hi: Pair, Tens, kickers King, Queen, Five [T♦ T♥ K♣ Q♣ 5♣] [J♣ 5♥ 4♥ 2♦]
// Lo: None [] []
// Player 5: [7♠ 3♥ 6♠ A♣]
// Hi: Ace-high, kickers King, Queen, Jack, Seven [A♣ K♣ Q♣ J♣ 7♠] [T♥ 6♠ 4♥ 3♥]
// Lo: None [] []
// Player 6: [4♠ 8♦ K♦ T♣]
// Hi: Two Pair, Kings over Tens, kicker Queen [K♣ K♦ T♣ T♥ Q♣] [J♣ 8♦ 4♥ 4♠]
// Lo: None [] []
// Result (Hi): Player 1 scoops with Two Pair, Kings over Queens, kicker Jack
// Result (Lo): no player made a lo
// ------ OmahaHiLo 4 ------
// Board: [2♦ 6♦ 6♣ Q♣ 7♣]
// Player 1: [6♠ K♥ A♣ 8♣]
// Hi: Flush, Ace-high, kickers Queen, Eight, Seven, Six [A♣ Q♣ 8♣ 7♣ 6♣] [K♥ 6♦ 6♠ 2♦]
// Lo: Eight, Seven, Six, Two, Ace-low [8♣ 7♣ 6♦ 2♦ A♣] [K♥ Q♣ 6♣ 6♠]
// Player 2: [Q♥ 4♥ J♣ 5♥]
// Hi: Two Pair, Queens over Sixes, kicker Jack [Q♣ Q♥ 6♣ 6♦ J♣] [7♣ 5♥ 4♥ 2♦]
// Lo: Seven, Six, Five, Four, Two-low [7♣ 6♦ 5♥ 4♥ 2♦] [Q♣ Q♥ J♣ 6♣]
// Player 3: [2♣ 6♥ 5♣ Q♠]
// Hi: Full House, Sixes full of Queens [6♣ 6♦ 6♥ Q♣ Q♠] [7♣ 5♣ 2♣ 2♦]
// Lo: None [] []
// Player 4: [9♠ J♥ K♠ J♠]
// Hi: Two Pair, Jacks over Sixes, kicker Queen [J♥ J♠ 6♣ 6♦ Q♣] [K♠ 9♠ 7♣ 2♦]
// Lo: None [] []
// Player 5: [3♦ 4♦ K♣ 8♦]
// Hi: Pair, Sixes, kickers King, Queen, Eight [6♣ 6♦ K♣ Q♣ 8♦] [7♣ 4♦ 3♦ 2♦]
// Lo: Seven, Six, Four, Three, Two-low [7♣ 6♦ 4♦ 3♦ 2♦] [K♣ Q♣ 8♦ 6♣]
// Player 6: [T♣ Q♦ A♠ 7♥]
// Hi: Two Pair, Queens over Sevens, kicker Six [Q♣ Q♦ 7♣ 7♥ 6♦] [A♠ T♣ 6♣ 2♦]
// Lo: None [] []
// Result (Hi): Player 3 wins with Full House, Sixes full of Queens
// Result (Lo): Player 5 wins with Seven, Six, Four, Three, Two-low
// ------ OmahaHiLo 5 ------
// Board: [4♣ K♣ 6♦ 9♦ 5♠]
// Player 1: [3♦ 4♦ 5♦ J♣]
// Hi: Two Pair, Fives over Fours, kicker King [5♦ 5♠ 4♣ 4♦ K♣] [J♣ 9♦ 6♦ 3♦]
// Lo: None [] []
// Player 2: [T♥ J♠ K♠ 2♣]
// Hi: Pair, Kings, kickers Jack, Nine, Six [K♣ K♠ J♠ 9♦ 6♦] [T♥ 5♠ 4♣ 2♣]
// Lo: None [] []
// Player 3: [A♣ 9♠ T♠ 3♠]
// Hi: Pair, Nines, kickers Ace, King, Six [9♦ 9♠ A♣ K♣ 6♦] [T♠ 5♠ 4♣ 3♠]
// Lo: Six, Five, Four, Three, Ace-low [6♦ 5♠ 4♣ 3♠ A♣] [K♣ T♠ 9♦ 9♠]
// Player 4: [7♦ 3♣ 8♠ 7♣]
// Hi: Straight, Nine-high [9♦ 8♠ 7♦ 6♦ 5♠] [K♣ 7♣ 4♣ 3♣]
// Lo: Seven, Six, Five, Four, Three-low [7♦ 6♦ 5♠ 4♣ 3♣] [K♣ 9♦ 8♠ 7♣]
// Player 5: [5♣ Q♠ J♥ 2♠]
// Hi: Pair, Fives, kickers King, Queen, Nine [5♣ 5♠ K♣ Q♠ 9♦] [J♥ 6♦ 4♣ 2♠]
// Lo: None [] []
// Player 6: [6♠ 7♠ 7♥ 2♥]
// Hi: Pair, Sevens, kickers King, Nine, Six [7♥ 7♠ K♣ 9♦ 6♦] [6♠ 5♠ 4♣ 2♥]
// Lo: Seven, Six, Five, Four, Two-low [7♠ 6♦ 5♠ 4♣ 2♥] [K♣ 9♦ 7♥ 6♠]
// Result (Hi): Player 4 wins with Straight, Nine-high
// Result (Lo): Player 3 wins with Six, Five, Four, Three, Ace-low
}
func ExampleType_stud() {
for i, game := range []struct {
seed int64
players int
}{
{119, 2},
{321, 5},
{408, 6},
{455, 6},
{1113, 6},
} {
// note: use a real random source
r := rand.New(rand.NewSource(game.seed))
pockets, _ := cardrank.Stud.Deal(r, 1, game.players)
evs := cardrank.Stud.EvalPockets(pockets, nil)
fmt.Printf("------ Stud %d ------\n", i+1)
for j := range game.players {
desc := evs[j].Desc(false)
fmt.Printf("Player %d: %b %s %b %b\n", j+1, pockets[j], desc, desc.Best, desc.Unused)
}
order, pivot := cardrank.Order(evs, false)