20 lines
616 B
Python
Executable File
20 lines
616 B
Python
Executable File
#!/usr/bin/env python3
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import sys, re
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instructions = re.findall(r"(R|L)([0-9]+)", sys.stdin.readline().strip())
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headings = [(0, 1), (1, 0), (0, -1), (-1, 0)]
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h, x, y = 0, 0, 0
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visited, part2 = [(x, y)], None
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for i in instructions:
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if i[0] == 'L':
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h = (h - 1) % len(headings)
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elif i[0] == 'R':
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h = (h + 1) % len(headings)
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for _ in range(int(i[1])):
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x = x + headings[h][0]
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y = y + headings[h][1]
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if (x, y) in visited and part2 is None:
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part2 = (x, y)
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else:
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visited.append((x, y))
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print(abs(x) + abs(y), abs(part2[0]) + abs(part2[1]))
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