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1296d.go
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1296d.go
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// 00
package main
import (
"bufio"
"fmt"
"os"
"sort"
)
func write(f *bufio.Writer, a ...interface{}) {
f.Write([]byte(fmt.Sprint(a...)))
}
type Number interface {
int64 | float64 | int
}
func min[K Number](a K, b K) K {
if a < b {
return a
}
return b
}
func max[K Number](a K, b K) K {
if a > b {
return a
}
return b
}
func abs[K Number](a K) K {
if a < 0 {
return -a
}
return a
}
func main() {
var n, a, b, k int
reader := bufio.NewReader(os.Stdin)
f := bufio.NewWriter(os.Stdout)
defer f.Flush()
fmt.Fscan(reader, &n, &a, &b, &k)
ab := a + b
h := make([]int, n)
for i := 0; i < n; i++ {
fmt.Fscan(reader, &h[i])
h[i] = h[i] % ab
if h[i] == 0 {
h[i] = ab
}
if h[i]%a == 0 {
h[i] = h[i] / a
h[i]--
} else {
h[i] = h[i] / a
}
}
sort.Ints(h)
ans := 0
for i := 0; i < n; i++ {
if h[i] == 0 {
ans++
} else if h[i] <= k {
k -= h[i]
ans++
}
}
write(f, ans, "\n")
}