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- #include<bits/stdc++.h>
- #include<iostream>
- #include<math.h>
- using namespace std;
- int main(){
- int t;
- cin >> t;
- while(t--){
- long long n,m,i,j,k,l;
- cin>>n;
- cin>>m;
- long long arr1[n][m];
- long long arr2[n][m];
- for(i = 0; i<n; i++){
- for(j = 0; j<m; j++){
- cin >> arr1[i][j];
- }
- }
- for(i = 0; i<n; i++){
- for(j = 0; j<m; j++){
- arr2[i][j]=arr1[i][j];
- }
- }
- for(i = 0; i<n; i++){
- for(j = 0; j<m; j++){
- if(arr1[i][j]==1){
- for(k = 0; k<m; k++){
- arr2[i][k]=1;
- }
- for(l = 0; l<n; l++){
- arr2[l][j]=1;
- }
- }
- }
- }
- for(i = 0; i<n; i++){
- for(j = 0; j<m; j++){
- cout << arr2[i][j] << " ";
- }
- cout << endl;
- }
- }
- }
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