BZOJ 1567: [JSOI2008]Blue Mary的战役地图

二次联通门 : BZOJ 1567: [JSOI2008]Blue Mary的战役地图

 

 

 

 

/*BZOJ 1567: [JSOI2008]Blue Mary的战役地图社会我栋哥人怂P话多暴力能A题正解能WA0*/
#include <cstdio>
#include <iostream>#define rg register
inline void read (int &n)
{rg char c = getchar ();for (n = 0; !isdigit (c); c = getchar ());for (; isdigit (c); n = n * 10 + c - '0', c = getchar ());
}
#define Max 60
int a[Max][Max], b[Max][Max];
int main (int argc, char *argv[])
{int N; read (N); rg int i, j, k, x, y, z, c;for (i = 1; i <= N; ++ i) for (j = 1; j <= N; ++ j) read (a[i][j]);for (i = 1; i <= N; ++ i) for (j = 1; j <= N; ++ j) read (b[i][j]);for (i = N; i >= 1; -- i)for (j = 1; j <= N - i + 1; ++ j)for (k = 1; k <= N - i + 1; ++ k)for (x = 1; x <= N - i + 1; ++ x)for (y = 1; y <= N - i + 1; ++ y){for (z = 0; z < i; ++ z)for (c = 0; c < i; ++ c)if (a[j + z][k + c] != b[x + z][y + c]) goto Here;printf ("%d", i); return 0;Here : continue;}    printf ("0"); return 0;
}