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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. using ll = long long;
  5.  
  6. void Anas() {
  7.     int n,m; cin >> n >> m;
  8.     int mn = min(n,m);
  9.     mn = 1<<mn;
  10.     // cout << mn;
  11.     int mx = max(n,m);
  12.     mn = min(mn,mx);
  13.     cout << mn <<"\n";
  14.     if(m >= n){
  15.     	int cnt = 1;
  16.     	for(int i = 1; i <= n; i++){
  17.     		for(int j = 1; j <= cnt; j++){
  18.     			cout << "1" <<" ";
  19.     		}
  20.     		int x = 2;
  21.     		for(int j = 1; j <= (m - cnt); j++){
  22.     			cout << x <<" ";
  23.     			x++;
  24.     		}
  25.     		cnt++;
  26.     		cout <<"\n";
  27.     	}
  28.     	return;
  29.     }
  30.  	for(int i = 1; i <= n; i++){
  31.  		int x = i;
  32.  		for(int j = 1; j <= m; j++){
  33.  			if(x == 1){
  34.  				cout << 1 <<" ";
  35.  				continue;
  36.  			}
  37.  			cout << x <<" ";
  38.  			x--;
  39.  		}
  40.  		cout <<"\n";
  41.  	}
  42. }
  43.  
  44. int32_t main() {
  45.     ios::sync_with_stdio(false);
  46.     cin.tie(NULL);
  47.  
  48.     int test = 1;
  49.     cin >> test;
  50.  
  51.     while (test--) {
  52.        Anas();
  53.     }
  54.  
  55.     return 0;
  56. }
  57.  
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/jnlkMo
language:
C++ (gcc 8.3)
created:
4 days ago
visibility:
public

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