25 lines
426 B
Crystal
25 lines
426 B
Crystal
require "advent"
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require "./console.cr"
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INPUT = input(2020, 8)
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def part1
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run(parse(INPUT))[1].receive[1]
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end
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def part2
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input = parse(INPUT)
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jnp = input.find_indices { |e| e[0] == "jmp" || e[0] == "nop" }
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jnp.each do |i|
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prog = input.clone
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op, int = prog[i]
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prog[i] = {op.tr("jmpnop", "nopjmp"), int}
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code, acc = run(prog)[1].receive
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return acc if code == :term
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end
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end
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puts part1
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puts part2
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