水題
//============================================================================
// Name : Symmetric Matrix.cpp
// Date : 2013/5/11 下午9:31:32
// Author : GCA
//============================================================================
#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
#include <cmath>
#include <climits>
#include <vector>
#include <set>
#include <map>
#include <queue>
#include <cctype>
#include <utility>
using namespace std;
#ifdef ONLINE\_JUDGE
#define ll "%lld"
#else
#define ll "%I64d"
#endif
typedef unsigned int uint;
typedef long long int Int;
#define Set(a,s) memset(a,s,sizeof(a))
#define Write(w) freopen(w,"w",stdout)
#define Read(r) freopen(r,"r",stdin)
#define Pln() printf("\\n")
#define I\_de(x,n)for(int i=0;i<n;i++)printf("%d ",x\[i\]);Pln()
#define De(x)printf(#x"%d\\n",x)
#define For(i,x)for(int i=0;i<x;i++)
#define CON(x,y) x##y
#define Pmz(dp,nx,ny)for(int hty=0;hty<ny;hty++){for(int htx=0;htx<nx;htx++){\\
printf("%d ",dp\[htx\]\[hty\]);}Pln();}
#define M 150
#define PII pair<int,int\>
#define PB push\_back
#define oo INT\_MAX
#define Set\_oo 0x3f
#define Is\_debug true
#define debug(...) if(Is\_debug)printf("DEBUG: "),printf(\_\_VA\_ARGS\_\_)
#define FOR(it,c) for(\_\_typeof((c).begin()) it=(c).begin();it!=(c).end();it++)
#define eps 1e-6
bool xdy(double x,double y){return x>y+eps;}
bool xddy(double x,double y){return x>y-eps;}
bool xcy(double x,double y){return x<y-eps;}
bool xcdy(double x,double y){return x<y+eps;}
int min3(int x,int y,int z){
int tmp=min(x,y);
return min(tmp,z);
}
int max3(int x,int y,int z){
int tmp=max(x,y);
return max(tmp,z);
}
int n;
Int mz\[M\]\[M\];
bool solve(){
Int tmp\[M\];
for(int i=0;i<=n/2;i++){
for(int j=0;j<n;j++)tmp\[j\]=mz\[i\]\[j\];
for(int j=0;j<n;j++){
if(tmp\[n-j-1\]!=mz\[n-i-1\]\[j\]){
return false;
}
}
}
return true;
}
int main() {
ios\_base::sync\_with\_stdio(0);
int test,ff=0;
scanf("%d%\*c",&test);
while(test--){
int fg=0;
scanf("N = %d%\*c",&n);
for(int i=0;i<n;i++){
for(int j=0;j<n;j++){
scanf("%lld",&mz\[j\]\[i\]);
if(mz\[j\]\[i\]<0)fg=1;
}
}getchar();
if(solve()&&fg==0)printf("Test #%d: Symmetric.\\n",++ff);
else printf("Test #%d: Non-symmetric.\\n",++ff);
}
}