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- #!/usr/bin/env python3
- import sys
- grid = sys.stdin.read().split('\n')
- y = 0
- x = grid[0].index('|')
- dy = 1
- dx = 0
- seen = ''
- steps = 0
- while grid[y][x] != ' ':
- y += dy
- x += dx
- steps += 1
- cell = grid[y][x]
- if cell == '+':
- if dy and grid[y][x - 1] != ' ':
- dy, dx = 0, -1
- elif dy and grid[y][x + 1] != ' ':
- dy, dx = 0, 1
- elif dx and grid[y - 1][x] != ' ':
- dy, dx = -1, 0
- elif dx and grid[y + 1][x] != ' ':
- dy, dx = 1, 0
- elif ord('A') <= ord(cell) <= ord('Z'):
- seen += cell
- print(seen)
- print(steps)
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