26 lines
646 B
Python
26 lines
646 B
Python
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from helpers import *
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def run_machine(l):
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x = 1
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cycle = 1
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X = np.ones(len(l)*2, dtype=dtype)
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for line in l:
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ins = line[:4]
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if ins == 'addx':
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cycle += 2
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X[cycle:] += int(line[5:])
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elif ins == 'noop':
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cycle += 1
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X = X[:cycle+1]
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I = np.arange(cycle+1)
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sig_strength = sum((X*I)[(I+20)%40 == 0])
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print(f'Part 1: Signal strength sampled at 20, 60, 100... = {sig_strength}')
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SCREEN_X = I % 40
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SCREEN = np.zeros_like(X)
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SCREEN[abs(SCREEN_X-X-1) <= 1] = 1
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print('Part 2: Display output below')
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for i in range(1, cycle, 40):
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print(''.join(' ' if c==0 else '#' for c in SCREEN[i:i+40]))
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run_machine(read_day(10).split('\n'))
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