34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
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with open('day6-input', 'r') as file:
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data = [l.strip('\n') for l in file]
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import numpy as np
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lights = np.zeros((1000,1000), dtype=np.int8)
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for line in data:
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tokens = line.split(' ')
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x1, y1 = [int(i) for i in tokens[-3].split(',')]
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x2, y2 = [int(i)+1 for i in tokens[-1].split(',')] # inclusive
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if tokens[0] == 'toggle':
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lights[x1:x2, y1:y2] ^= 1
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else: # elif tokens[0] == 'turn':
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if tokens[1] == 'on':
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lights[x1:x2, y1:y2] = 1
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else: # Off
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lights[x1:x2, y1:y2] = 0
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print(np.sum(lights)) # Part 1
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lights2 = np.zeros((1000,1000), dtype=np.int32)
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for line in data:
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tokens = line.split(' ')
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x1, y1 = [int(i) for i in tokens[-3].split(',')]
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x2, y2 = [int(i)+1 for i in tokens[-1].split(',')] # inclusive
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if tokens[0] == 'toggle':
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lights2[x1:x2, y1:y2] += 2
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else: # elif tokens[0] == 'turn':
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if tokens[1] == 'on':
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lights2[x1:x2, y1:y2] += 1
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else: # Off
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lights2[x1:x2, y1:y2] -= 1
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np.clip(lights2[x1:x2, y1:y2], 0, None, out=lights2[x1:x2, y1:y2])
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print(np.sum(lights2)) # Part 2
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