Pascal Lais
6a57417826
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continuous-integration/drone/push Build is passing
57 lines
1.6 KiB
Python
57 lines
1.6 KiB
Python
#!/usr/bin/env python3
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from pathlib import Path
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def part_1(input):
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result = 0
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_, y = input[0].rstrip().replace('target area: ', '').replace(
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'x=', '').replace('y=', '').split(', ')
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y_min, y_max = [int(c) for c in y.split('..')]
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max_valid_height = 0
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for vy_0 in range(-y_min):
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vy = vy_0
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y_pos = 0
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max_height = 0
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while y_pos > y_min:
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y_pos += vy
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max_height = max(max_height, y_pos)
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vy -= 1
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if y_min <= y_pos <= y_max:
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max_valid_height = max(max_valid_height, max_height)
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result = max_valid_height
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print("Part 1 result:", result)
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def part_2(input):
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result = 0
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x, y = input[0].rstrip().replace('target area: ', '').replace(
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'x=', '').replace('y=', '').split(', ')
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x_min, x_max = [int(c) for c in x.split('..')]
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y_min, y_max = [int(c) for c in y.split('..')]
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vx_0 = 0
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for vx_0 in range(x_max + 1):
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for vy_0 in range(y_min, -y_min):
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vx = vx_0
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vy = vy_0
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x_pos = 0
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y_pos = 0
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while x_pos < x_max and y_pos > y_min:
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x_pos += vx
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y_pos += vy
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if vx != 0:
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vx -= 1
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vy -= 1
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if x_min <= x_pos <= x_max and \
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y_min <= y_pos <= y_max:
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result += 1
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break
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print("Part 2 result:", result)
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input = list()
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p = Path(__file__).with_name('input.txt')
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with open(p) as f:
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input = f.readlines()
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part_1(input)
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part_2(input)
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