48 lines
1 KiB
Python
48 lines
1 KiB
Python
#!/usr/bin/env python
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# -*- encoding: utf-8; py-indent-offset: 4 -*-
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# Author: Sebastian Mark
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# CC-BY-SA (https://creativecommons.org/licenses/by-sa/4.0/deed.de)
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# pylint: disable=missing-module-docstring,missing-function-docstring,consider-using-f-string
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def readinput():
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with open("input", "r", encoding="utf-8") as file:
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lines = [line.rstrip("\n") for line in file]
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return lines
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def get_registers(operations: list) -> list:
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registers = {}
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x = 1
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cycle = 1
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for operation in operations:
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cycle += 1
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if operation != "noop":
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_, num = operation.split()
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registers[cycle] = x
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cycle += 1
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x += int(num)
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registers[cycle] = x
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return registers
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def main():
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operations = readinput()
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# part 1
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registers = get_registers(operations)
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singal_strength = sum(
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registers[cycle] * cycle for cycle in [20, 60, 100, 140, 180, 220]
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)
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print("Signal strength: %d" % singal_strength)
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if __name__ == "__main__":
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main()
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