#include<bits/stdc++.h> using namespace std; int n,a[20][20]; int main(){ cin>>n; for(int i=1;i<=n;i++){ int x=1; for(int j=n+1-i;j<=n;j++){ a[i][j]=x++; } } for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ if(a[i][j]==0) cout<<setw(5)<<" "; else cout<<setw(5)<<a[i][j]; } cout<<endl; } return 0; } /************************************************************** Problem: 1206 User: wangyousi Language: C++ Result: Accepted Time:9 ms Memory:2076 kb ****************************************************************/