AtCoder Beginner Contest 197 (Sponsored by Panasonic) 参戦記 - Qiita

H, W, X, Y = map(int, input().split()) S = [input() for _ in range(H)] X, Y = X - 1, Y - 1 result = 0 x, y = Y, X while y >= 0 and S[y][x] == '.': result += 1 y -= 1 x, y = Y, X while y < H and S[y][x] == '.': result += 1 y += 1 x, y = Y, X while x >= 0 and S[y][x] == '.': result += 1 x -= 1 x, y = Y, X while x < W and S[y][x] == '.': result += 1 x += 1 result -= 3 print(result) ABC197C - ORXOR 6分