#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; int a[105][105]={0}; int k=1; for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ if(i==0){ a[j][j]=k; k++; } else { a[j][j+i]=a[j][j+i-1]+a[j+1][j+i]; } } } for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ if(a[i][j]==0){ cout<<setw(5)<<" "; } else if(a[i][j]!=0) cout<<setw(5)<<a[i][j]; } cout<<endl; } } /************************************************************** Problem: 1205 User: luyanchen Language: C++ Result: Accepted Time:9 ms Memory:2072 kb ****************************************************************/