题解 | #二维数组操作#

```while True:
    try:
        m, n = map(int, input().split())
        if m<=9 and n<=9:
            print(0)
        else:
            print(-1)
        x1, y1, x2, y2 = map(int, input().split())
        if x1>=m or x2>=m or y1>=n or y2>=n:
            print(-1)
        else:
            print(0)
        x = int(input())
        if x>=m or m+1>9:
            print(-1)
        else:
            print(0)
        y = int(input())
        if y>=n or n+1>9:
            print(-1)
        else:
            print(0)
        x, y = map(int, input().split())
        if x>=m or y>=n:
            print(-1)
        else:
            print(0)
    except:
        break