hdu5319 模拟水题

#include <iostream>#include<stdio.h>#include<string.h>#include<vector>#include<algorithm>#include<cmath>#include<map>#include<queue>using namespace std;const int N=105;const int MAXN=(1<<31)-1;int INF=0x7f7f7f7f;int T,n,m,k,tot;const int MOD=1e9+7;int cas=1;char s[55][55];int main(){#ifndef  ONLINE_JUDGE   freopen("aaa","r",stdin);#endif    int T;    scanf("%d",&T);   while(T--){    scanf("%d",&n);    for(int i=1;i<=n;i++) scanf("%s",s[i]+1);    m=strlen(s[1]+1);    int cnt=0;    for(int i=1;i<=n;i++)    for(int j=1;j<=m;j++){         if(s[i][j]=='R' || s[i][j]=='G'){                if(   !(s[i-1][j-1]=='R' || s[i-1][j-1]=='G')  ) cnt++;         }          if(s[i][j]=='B' || s[i][j]=='G'){                if(   !(s[i-1][j+1]=='B' || s[i-1][j+1]=='G')  ) cnt++;         }    }   printf("%d\n",cnt);   }    return 0;}