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Solve day 8

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Gabriel Augendre 2020-12-08 07:44:34 +01:00
parent df819316b6
commit 755b6628ea
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59
2020/day08-console.py Normal file
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import copy
from typing import List
def main(filename: str, expected_part_1: int = None, expected_part_2: int = None):
print(f"\n+ Running on {filename}")
with open(filename) as f:
program = f.read().strip().split("\n") # type: List[str]
counter_part_1, _ = run_until_infinite_loop_or_end(program)
pointer = 0
infinite = True
while pointer < len(program) and infinite:
program_copy = copy.deepcopy(program)
instruction = program_copy[pointer]
if "jmp" in instruction:
program_copy[pointer] = instruction.replace("jmp", "nop")
elif "nop" in instruction:
program_copy[pointer] = instruction.replace("nop", "jmp")
counter_part_2, infinite = run_until_infinite_loop_or_end(program_copy)
pointer += 1
print(f"1. Found {counter_part_1}")
if expected_part_1:
assert expected_part_1 == counter_part_1
print(f"2. Found {counter_part_2}")
if expected_part_2:
assert expected_part_2 == counter_part_2
def run_until_infinite_loop_or_end(program):
"""
Run the program until it ends or it loops infinitely.
Returns the value of the accumulator before the end or the infinite loop
and a boolean indicating whether the program terminated because of a loop (True)
or a normal termination (False).
"""
accumulator = 0
visited = set()
pointer = 0
while pointer < len(program) and pointer not in visited:
visited.add(pointer)
instruction, argument = program[pointer].split()
argument = int(argument)
if instruction == "acc":
accumulator += argument
pointer += 1
elif instruction == "jmp":
pointer += argument
else:
pointer += 1
return accumulator, pointer in visited
if __name__ == "__main__":
main("inputs/day08-test1", 5, 8)
main("inputs/day08", 1087, 780)

613
2020/inputs/day08 Normal file
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nop +456
nop +38
acc +9
jmp +153
acc +15
nop +560
jmp +452
acc +26
acc +42
jmp +376
acc -5
acc +12
acc -5
jmp +15
jmp +1
acc -9
jmp +533
acc +19
acc +33
acc +34
jmp -6
nop +404
nop +140
acc +0
jmp +123
acc +45
acc +0
jmp +496
jmp +487
acc +9
acc +34
jmp +484
acc +0
acc -14
jmp +466
acc +40
acc +6
acc +30
jmp +444
nop +386
jmp +215
acc +43
acc +5
nop -4
jmp +535
jmp -13
acc +3
acc +7
acc +49
acc -1
jmp +245
acc +9
acc +31
nop +142
jmp +554
acc +3
jmp +493
nop +399
jmp +232
acc -16
acc +33
jmp +410
acc +33
acc +5
acc -17
jmp +272
acc -3
acc +37
jmp +181
jmp -12
nop +344
acc +5
acc -16
jmp +290
nop +530
acc +15
acc +3
jmp +343
acc +2
acc +19
jmp +298
acc +43
acc +25
acc -19
jmp +439
acc +43
acc +45
acc +20
jmp +355
acc +13
acc +24
acc -15
nop +396
jmp +215
acc -7
acc +17
jmp +441
acc -8
acc -19
jmp +505
jmp +282
acc -17
acc -8
acc +20
jmp +359
acc +26
acc +14
acc +47
acc +3
jmp +298
acc +31
nop +205
acc +0
acc +7
jmp +389
acc -5
acc +47
jmp +94
acc -13
jmp +358
acc -13
jmp +134
acc +8
acc -19
jmp +312
acc +43
acc +17
jmp +97
jmp +48
nop +253
acc +48
acc -7
acc -2
jmp +23
acc +26
acc +14
acc -14
acc +17
jmp +18
acc +14
acc +8
jmp +341
acc +35
jmp +227
acc +15
acc -7
jmp -95
acc -19
jmp -59
jmp -31
acc -6
acc -4
acc +24
jmp +84
acc -15
jmp +82
nop +74
acc +8
acc +9
acc +13
jmp +194
jmp +376
acc +34
nop -16
jmp -90
acc +4
acc +43
nop +215
jmp -147
acc +0
acc +11
acc -15
acc +23
jmp +130
acc +40
jmp +106
acc -4
acc -18
acc +18
nop +329
jmp +230
acc +19
nop +172
acc +43
jmp +304
acc +44
nop +213
nop +195
acc +6
jmp -79
acc +41
acc -11
acc +18
acc -9
jmp -25
acc +27
acc -6
acc +31
jmp -56
acc +5
acc +12
acc +32
acc +34
jmp -189
acc +32
acc +5
acc -16
jmp +301
nop +108
nop -108
jmp -141
acc -12
jmp +273
acc +3
jmp +140
acc +7
acc -11
acc -17
nop +194
jmp -122
acc -14
nop +186
acc +24
jmp +277
nop +341
acc +18
jmp -64
acc +45
acc +42
jmp +52
acc +39
nop +91
nop -8
jmp +217
acc +44
acc +15
jmp +72
acc +24
jmp -231
acc -16
nop +55
nop +262
acc +40
jmp +234
jmp -14
acc +31
nop -177
acc +40
jmp +343
acc -8
jmp -169
acc +30
acc +12
acc -11
jmp +41
acc +9
acc -9
jmp +65
acc +38
acc +14
jmp +335
acc -19
acc +38
acc +16
acc -11
jmp +230
jmp -71
acc +48
acc -13
nop -255
jmp +1
jmp -220
acc +2
jmp +157
jmp -105
acc -16
acc -5
jmp -196
acc +30
jmp +139
jmp +83
acc -3
acc -12
jmp +254
jmp -60
acc +33
jmp -37
acc +17
acc -14
jmp +93
nop +178
acc +38
acc +47
jmp -89
jmp +271
acc +43
acc +32
jmp -240
acc +26
acc +32
acc +30
nop +284
jmp +169
acc -7
acc +37
jmp +102
acc +4
jmp +86
jmp -123
acc +0
acc -14
acc +18
jmp +1
jmp -5
jmp -36
jmp +148
acc -17
acc -14
acc +28
acc +15
jmp +79
jmp -289
acc +42
acc -5
acc +13
jmp +240
acc -10
acc -18
acc -16
jmp +103
acc +21
jmp +32
nop +118
acc +22
acc -16
acc +15
jmp -186
acc -2
acc -14
acc +22
acc +16
jmp +73
acc -6
jmp -225
acc -18
nop +113
acc +50
acc -6
jmp +181
acc +41
jmp +1
nop +92
acc +23
jmp +190
acc +39
acc +0
acc +33
jmp +111
nop -63
nop -81
acc +9
acc +35
jmp +50
acc +11
jmp -295
nop +230
acc +34
acc +12
acc +47
jmp +126
acc +0
nop -1
acc +19
acc -16
jmp -360
acc +29
acc -2
jmp -110
acc +2
acc +50
jmp -36
jmp -107
jmp +178
acc -11
jmp +181
nop +115
nop +186
jmp +95
jmp +1
nop +148
acc +2
acc +49
jmp +173
acc +38
jmp +178
acc +28
acc +6
acc +15
jmp +110
acc +49
nop +100
jmp +57
acc +45
nop +65
acc +43
acc +12
jmp -272
jmp -260
nop +100
jmp -224
jmp +142
jmp +52
jmp -34
jmp -110
acc +35
nop -112
jmp +16
jmp -18
jmp -157
jmp +81
acc +1
jmp -107
acc +16
acc +23
jmp -255
acc +22
jmp +42
nop +168
acc +41
jmp -311
jmp -163
jmp +118
nop +4
acc +18
jmp +54
jmp -414
nop -181
acc +10
acc +23
jmp -321
nop -322
acc -9
jmp +101
nop -7
acc +35
acc +46
jmp -312
nop +64
nop -386
jmp -280
acc +16
jmp -156
acc +13
nop -131
jmp +1
jmp -416
jmp +15
jmp -94
jmp -330
nop +93
nop -205
acc +48
jmp -19
jmp -70
nop +21
acc -5
acc +19
jmp +62
acc +22
jmp -448
jmp -77
acc +26
acc -2
jmp +70
acc -2
acc +21
jmp -195
nop -114
jmp +107
acc +37
acc +6
jmp -436
acc +48
jmp +96
jmp -121
acc +0
jmp -74
jmp +1
acc +27
acc +2
jmp -279
acc +7
acc +0
jmp +1
jmp -413
acc +6
jmp -180
acc +18
acc +10
jmp -437
jmp -338
nop -456
jmp -463
acc +1
nop -54
jmp -168
acc +27
jmp -479
acc +42
jmp -408
jmp +85
acc -16
acc +24
jmp -391
jmp -206
nop +8
jmp +1
acc +38
nop -473
jmp -94
acc +10
acc -14
jmp -425
acc +17
nop -208
acc +39
jmp -265
acc +3
jmp -284
acc +19
acc +5
nop -111
acc +22
jmp -309
acc +12
acc +39
jmp -151
acc +33
acc -14
jmp -450
acc +16
nop +50
jmp -188
acc -13
acc +15
acc +4
jmp -484
acc +27
jmp -98
acc +34
jmp -120
jmp -537
acc +43
acc -8
acc -6
jmp -405
acc -8
nop -179
acc -11
jmp -264
acc +24
jmp -280
acc -6
acc +1
jmp -353
acc -18
jmp -58
acc +1
acc -7
acc -2
acc +44
jmp -115
nop -328
acc +27
acc +2
jmp +20
acc +14
acc +34
jmp -460
nop -445
acc -9
acc +24
acc -11
jmp -72
jmp -434
jmp -370
acc +35
acc +43
acc +45
acc +44
jmp -287
jmp -546
nop -474
acc -6
jmp -357
nop -163
nop -218
nop -342
jmp -570
acc +44
acc +4
acc +35
acc +6
jmp -541
jmp -274
acc +48
acc -18
jmp -171
acc -13
acc -14
acc +25
acc +26
jmp +1

9
2020/inputs/day08-test1 Normal file
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@ -0,0 +1,9 @@
nop +0
acc +1
jmp +4
acc +3
jmp -3
acc -99
acc +1
jmp -4
acc +6