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08.cljs
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08.cljs
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(require '[clojure.string :as str])
(def sourcecode ["acc +0"
"jmp +516"
"acc -16"
"nop +326"
"jmp +366"
"jmp +400"
"jmp +494"
"acc -5"
"jmp +475"
"acc +29"
"nop +24"
"jmp +186"
"jmp -5"
"acc +50"
"acc +49"
"acc +49"
"nop +507"
"jmp +236"
"acc -4"
"acc +50"
"acc +48"
"jmp +293"
"jmp +461"
"acc +48"
"acc +2"
"jmp +241"
"acc +38"
"jmp +544"
"jmp +1"
"jmp +382"
"acc -4"
"acc -10"
"acc +44"
"jmp +444"
"jmp +1"
"acc +20"
"acc -1"
"acc +25"
"jmp +332"
"acc +18"
"jmp +184"
"acc +1"
"acc +20"
"acc -7"
"acc -12"
"jmp +84"
"acc +30"
"jmp -19"
"nop +491"
"acc +37"
"acc +44"
"jmp +220"
"acc +3"
"acc +19"
"jmp +485"
"jmp +222"
"nop +264"
"acc +4"
"jmp +151"
"nop -36"
"acc +48"
"jmp +356"
"acc +28"
"acc +29"
"nop +397"
"jmp +168"
"nop +115"
"acc -13"
"acc -11"
"jmp +470"
"jmp +201"
"acc +48"
"acc -6"
"acc -18"
"acc -13"
"jmp +442"
"jmp +266"
"acc +10"
"acc +30"
"acc -7"
"acc -8"
"jmp +380"
"acc +1"
"nop +106"
"acc +9"
"acc -11"
"jmp -79"
"jmp +166"
"acc -9"
"jmp +300"
"acc +39"
"acc +1"
"acc +27"
"acc +26"
"jmp +367"
"jmp +291"
"acc +18"
"jmp +100"
"acc +25"
"acc +43"
"acc -8"
"acc -12"
"jmp +475"
"acc +15"
"jmp +492"
"acc -5"
"acc -12"
"acc +35"
"acc +25"
"jmp +360"
"nop +301"
"acc +32"
"acc -1"
"jmp +436"
"acc +21"
"jmp +109"
"acc +1"
"nop +230"
"jmp -113"
"acc +24"
"acc +12"
"acc +13"
"acc +27"
"jmp -52"
"jmp +476"
"acc +15"
"acc -18"
"acc -13"
"jmp +323"
"acc -10"
"acc +35"
"acc -6"
"nop +377"
"jmp +8"
"jmp +430"
"nop +50"
"acc +33"
"acc -1"
"jmp -72"
"acc -19"
"jmp -92"
"jmp +1"
"jmp -87"
"nop -120"
"nop -34"
"jmp +159"
"jmp +183"
"jmp +1"
"acc -4"
"acc +49"
"acc -4"
"jmp +73"
"acc -18"
"acc +34"
"acc -8"
"jmp +403"
"acc +32"
"acc +0"
"acc +0"
"jmp +390"
"acc +19"
"jmp +305"
"acc -15"
"jmp +176"
"acc +3"
"jmp +36"
"acc +29"
"acc +21"
"jmp +1"
"acc -17"
"jmp +144"
"acc +16"
"acc +4"
"acc +49"
"acc -7"
"jmp -65"
"acc +28"
"acc +2"
"acc +23"
"acc +46"
"jmp +278"
"jmp +424"
"acc +45"
"acc +7"
"jmp -49"
"jmp -50"
"acc -11"
"nop -121"
"jmp -140"
"jmp +1"
"acc -8"
"jmp +206"
"acc -7"
"jmp +1"
"acc +20"
"acc +30"
"jmp +375"
"nop +312"
"jmp +111"
"acc +23"
"jmp -15"
"acc +27"
"acc +46"
"acc +36"
"jmp +360"
"acc +1"
"acc +25"
"acc +29"
"jmp -137"
"jmp +177"
"acc +15"
"acc -13"
"acc +48"
"acc +29"
"jmp +76"
"nop -174"
"acc +27"
"jmp +214"
"acc +4"
"jmp +120"
"nop -165"
"acc -16"
"jmp +2"
"jmp +238"
"jmp +224"
"jmp -154"
"acc +12"
"jmp +162"
"acc +31"
"acc +26"
"acc -13"
"acc +18"
"jmp +173"
"acc +38"
"jmp +1"
"jmp +199"
"jmp -202"
"jmp +127"
"acc -12"
"jmp -42"
"acc -12"
"acc +36"
"acc -4"
"acc +24"
"jmp +343"
"acc -17"
"nop +277"
"acc +13"
"jmp +56"
"jmp +41"
"nop +92"
"acc +32"
"jmp +182"
"nop +111"
"acc +0"
"acc +29"
"jmp +219"
"nop -234"
"acc +0"
"acc +31"
"acc +49"
"jmp +216"
"jmp +247"
"acc +24"
"acc -10"
"jmp +218"
"acc +14"
"acc -19"
"acc +14"
"jmp +11"
"jmp +82"
"acc +5"
"acc +28"
"acc +35"
"jmp -93"
"acc +24"
"jmp -210"
"acc +39"
"jmp -107"
"jmp -150"
"acc -7"
"jmp -185"
"acc +25"
"acc -15"
"jmp +63"
"acc +14"
"acc +50"
"jmp -7"
"acc +13"
"jmp +298"
"nop +69"
"jmp -268"
"acc -5"
"jmp +66"
"jmp +48"
"nop -1"
"acc +38"
"acc +3"
"acc +46"
"jmp +259"
"nop +235"
"acc +4"
"jmp -186"
"jmp +94"
"acc -16"
"acc +6"
"jmp +287"
"acc -19"
"jmp -221"
"jmp -69"
"acc +8"
"nop -102"
"acc +31"
"jmp +204"
"jmp -81"
"acc +12"
"acc +21"
"acc -8"
"nop +151"
"jmp -155"
"acc +50"
"nop +145"
"acc -6"
"acc +0"
"jmp -296"
"acc +16"
"acc +30"
"acc +11"
"jmp +254"
"acc +0"
"acc -8"
"nop +162"
"acc -17"
"jmp -144"
"acc +6"
"acc +2"
"acc +32"
"acc -5"
"jmp +21"
"jmp -77"
"acc +38"
"jmp +117"
"acc +27"
"acc -11"
"nop -203"
"jmp +201"
"jmp -305"
"acc +40"
"nop -330"
"acc -7"
"jmp -279"
"jmp +60"
"nop -163"
"jmp -53"
"nop +115"
"acc +24"
"jmp +1"
"acc +45"
"jmp -92"
"acc +0"
"acc +13"
"jmp -302"
"acc +25"
"jmp +208"
"nop -293"
"jmp +5"
"jmp +1"
"acc -13"
"nop -272"
"jmp +62"
"acc -4"
"acc +32"
"acc +49"
"jmp -124"
"acc -19"
"nop -246"
"jmp -353"
"nop -349"
"acc +13"
"acc +21"
"jmp -165"
"acc +14"
"acc +37"
"nop +28"
"acc +7"
"jmp -308"
"acc +11"
"jmp +71"
"jmp -139"
"nop -19"
"acc -7"
"acc -3"
"jmp -302"
"acc -2"
"acc +1"
"nop -43"
"jmp -280"
"acc +10"
"acc +9"
"jmp -358"
"acc +39"
"acc +16"
"acc -11"
"jmp +1"
"jmp +142"
"acc -15"
"acc -17"
"acc +9"
"acc +11"
"jmp -172"
"jmp -90"
"nop +135"
"acc -1"
"jmp -379"
"acc +39"
"acc -13"
"jmp -57"
"acc -3"
"acc -7"
"jmp +1"
"jmp +80"
"acc +7"
"acc +11"
"acc +30"
"nop +69"
"jmp -140"
"acc +11"
"acc +7"
"acc +3"
"jmp -417"
"jmp -314"
"acc -6"
"jmp -6"
"jmp -224"
"acc +0"
"jmp -131"
"acc +7"
"acc +33"
"jmp +20"
"acc +32"
"acc -14"
"nop -375"
"jmp -394"
"acc +8"
"acc +47"
"acc +29"
"acc -6"
"jmp -381"
"acc -8"
"jmp -353"
"jmp -108"
"acc -16"
"acc +21"
"jmp -329"
"acc +13"
"acc +0"
"acc +0"
"jmp -402"
"acc -8"
"jmp -307"
"jmp -308"
"jmp -358"
"acc +38"
"acc -19"
"acc +33"
"jmp -276"
"jmp -114"
"acc -6"
"jmp +55"
"acc +16"
"jmp -244"
"nop +22"
"acc -7"
"acc +19"
"jmp -154"
"jmp +18"
"jmp -50"
"acc +31"
"acc +50"
"acc +2"
"jmp -260"
"acc -16"
"jmp -135"
"acc +50"
"acc -9"
"acc +50"
"acc +27"
"jmp -323"
"acc +26"
"nop -249"
"acc +46"
"acc +3"
"jmp -474"
"acc +50"
"acc -7"
"jmp -78"
"jmp +1"
"acc -6"
"acc +6"
"jmp +94"
"acc +47"
"acc -3"
"acc +13"
"jmp -485"
"nop -499"
"acc +35"
"acc +35"
"acc -1"
"jmp -259"
"nop -486"
"acc +48"
"acc -4"
"jmp +23"
"acc +33"
"acc +37"
"acc +10"
"jmp +61"
"acc -1"
"jmp +1"
"jmp +1"
"acc -8"
"jmp +61"
"jmp -237"
"jmp -164"
"acc +39"
"acc +38"
"nop -302"
"jmp -468"
"acc -15"
"jmp -6"
"acc -9"
"acc +1"
"acc +41"
"acc +48"
"jmp -285"
"acc +1"
"acc +24"
"jmp -111"
"jmp -90"
"acc +46"
"acc +21"
"acc +43"
"jmp -103"
"acc -9"
"nop -5"
"jmp -274"
"acc -13"
"jmp -262"
"jmp -39"
"acc +43"
"nop -463"
"acc +15"
"acc +23"
"jmp -176"
"nop -305"
"acc +2"
"acc +28"
"jmp -198"
"acc +15"
"acc -18"
"jmp -473"
"acc -13"
"acc +9"
"jmp -46"
"acc +1"
"acc +43"
"acc +6"
"jmp +10"
"acc +24"
"acc -3"
"jmp -424"
"acc -1"
"acc +47"
"jmp +1"
"acc +20"
"jmp -17"
"jmp -59"
"nop -19"
"acc +42"
"acc +47"
"jmp -9"
"jmp -576"
"nop -148"
"acc +0"
"jmp +12"
"acc -15"
"jmp -209"
"acc +13"
"jmp -442"
"nop -548"
"nop -62"
"acc +22"
"jmp -92"
"jmp -516"
"acc +8"
"jmp -301"
"acc +1"
"jmp -146"
"acc -15"
"jmp -366"
"jmp -440"
"acc +17"
"acc +25"
"acc +28"
"jmp -240"
"acc -2"
"acc +25"
"nop -68"
"acc +14"
"jmp +1"])
(defn parse
[line]
(let [[op value] (str/split line #" ")]
[(keyword op) (js/parseInt value 10)]))
(defn compile
[lines]
(map parse lines))
(def program (compile sourcecode))
(defn fix-operation
[[op _]]
(cond
(= :nop op) [:jmp _]
(= :jmp op) [:nop _]
:else [op _]))
(defn patch
[program fixes]
(map-indexed (fn [idx instruction] (if (contains? fixes idx) (fix-operation instruction) instruction)) program))
(defn run
[program]
(loop [accumulator 0
pointer 0
processed #{}]
(cond
; at end finished
(= (count program) pointer) accumulator
; bad pointer outside of program
(not (< -1 pointer (count program))) (throw (js/Error. (str "bad pointer at " pointer)))
; good pointer get instruction
:else (let
[[op value] (nth program pointer)]
(cond
(contains? processed pointer) (throw (js/Error. (str "Recursion stopped!" {:acc accumulator :pointers processed})))
(= op :jmp) (recur accumulator (+ pointer value) (conj processed pointer))
(= op :nop) (recur accumulator (inc pointer) (conj processed pointer))
(= op :acc) (recur (+ accumulator value) (inc pointer) (conj processed pointer))
:else (throw (js/Error. (str "Unknown operation " op))))))))
(println (try
(run program)
(catch js/Object e
(. e -message)))) ;; 1217
(def pointers #{0 96 160 256 352 1 97 129 161 353 417 577 130 290 418 578 131 291 419 451 483 579 132 164 420 452 484 580 5 133 165 197 453 485 517 549 198 486 518 550 582 7 103 487 519 551 583 8 104 520 552 584 41 201 233 329 521 553 42 202 234 266 330 426 43 171 203 235 267 331 427 587 12 44 172 204 268 300 332 364 428 588 45 77 141 173 237 269 301 333 365 397 429 461 493 78 110 142 174 302 398 494 558 79 111 175 399 431 495 559 80 112 240 304 432 560 81 113 241 305 593 18 146 242 306 370 434 466 19 243 371 435 20 116 244 372 500 564 596 21 117 277 309 373 405 501 565 597 118 278 406 502 566 23 55 87 215 407 503 567 24 216 280 408 600 25 217 249 281 377 409 314 378 379 475 571 124 380 572 189 253 573 190 254 574 191 255 575})
(println (filter identity (for [pos pointers
:let [program (patch program #{pos})]]
(try
{:fix pos :result (run program)}
(catch js/Object e
nil))))) ;; 501