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最新推荐文章于 2018-04-23 19:31:34 发布

Change_ZHONG

最新推荐文章于 2018-04-23 19:31:34 发布

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分类专栏：找规律

本文链接：https://blog.youkuaiyun.com/luozhong11/article/details/53028181

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#include <stdio.h>  
#include <string.h>  
#include <iostream>  
#include <algorithm>  
#include <stack>  
#include <vector>  
#include <queue>  
#include <set>  
#include <map>  
#include <string>  
#include <math.h>  
#include <stdlib.h>  
#include <time.h>  
using namespace std;  
#define showtime fprintf(stderr,"time = %.15f\n",clock() / (double)CLOCKS_PER_SEC)  
#define lld %I64d  
#define REP(i,k,n) for(int i=k;i<n;i++)  
#define REPP(i,k,n) for(int i=k;i<=n;i++)  
#define scan(d) scanf("%d",&d)  
#define scanl(d) scanf("%I64d",&d)  
#define scann(n,m) scanf("%d%d",&n,&m)  
#define scannl(n,m) scanf("%I64d%I64d",&n,&m)  
#define mst(a,k)  memset(a,k,sizeof(a))  
#define LL long long  
#define N 1005  
#define mod 1000000007  
inline int read(){int s=0;char ch=getchar();for(; ch<'0'||ch>'9'; ch=getchar());for(; ch>='0'&&ch<='9'; ch=getchar())s=s*10+ch-'0';return s;}  
  
int a[33][33];  
int n,m;  
  
bool slove()  
{  
        REP(i,0,n)  
            for(int j=0;j<m-1;j++)  
                if(a[i][j] == a[i][j+1])  
                    return 1;  
        REP(j,0,m)  
            for(int i=0;i<n-1;i++)  
                if(a[i][j] == a[i+1][j])  
                    return 1;  
        REP(i,0,n)  
            for(int j=i+1;j<m;j++)  
                if(a[0][i]==a[0][j] || a[n-1][i]==a[n-1][j])  
                    return 1;  
        REP(i,0,m)  
            for(int j=i+1;j<n;j++)  
                if(a[i][0]==a[j][0] || a[i][m-1]==a[j][m-1])  
                    return 1;  
        return 0;  
}  
int main()  
{  
    //freopen("in.txt","r",stdin);  
    //freopen("out.txt","w",stdout);  
    int t,cas=1;  
    scan(t);  
    while(t--)  
    {  
        scann(n,m);  
        REP(i,0,n)  
            REP(j,0,m)  
                scan(a[i][j]);  
  
        if(slove()) printf("Case #%d: Yes\n",cas++);  
        else  printf("Case #%d: No\n",cas++);  
    }  
    return 0;  
}