有限状态机
n = int(input())
s=[[-1 for i in range(n)] for i in range(n)]
cnt=0
direction = [[0, 1], [1, 0], [0, -1], [-1, 0]]
# 0 1 = right
# 1 0 = down
#
展开全文
x, y, d = 0, 0, 0
dx = [0, 1, 0, -1]
dy = [1, 0, -1, 0]
n = int(input())
a = [[0] * n for _ in range(n)]#必须要改变一下定义数组的方式
for i in range(1, n * n + 1)
展开全文