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纯暴力,水水更健康= =#include <cstdio>
#include <cstring>
#include <algorithm>
#include <iostream>
#include <vector>
#include <queue>
#include <cmath>
#include <stack>
using namespace std;
struct node{
int e, num;
}a[15];
bool cmp(node a,node b){
return a.num>b.num;
}
main()
{
int n;
int i, j, k, t;
int b[15][15];
cin>>t;
while(t--){
scanf("%d",&n);
for(i=0;i<n;i++){
scanf("%d",&a[i].num);
a[i].e=i;
}
int ci=0;
memset(b,0,sizeof(b));
while(ci<n-1){
ci++;
sort(a,a+n,cmp);
for(i=1;i<=a[0].num;i++) a[i].num--,b[a[0].e][a[i].e]=b[a[i].e][a[0].e]=1;
a[0].num=0;
}
int f=1;
for(i=0;i<n;i++){
if(a[i].num<0){
f=0;break;
}
}
if(!f) printf("NO\n\n");
else {
printf("YES\n");
for(i=0;i<n;i++){
printf("%d",b[i][0]);
for(j=1;j<n;j++){
printf(" %d",b[i][j]);
}
cout<<endl;
}
cout<<endl;
}
}
}
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