#include<iostream> using namespace std; int main() { int a[25][25],n; cin>>n; for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ if(i==1||j==1||i==j){ a[i][j]=1; } else{ a[i][j]=a[i-1][j-1]+a[i-1][j]; } } } for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ cout<<a[i][j]<<" "; } cout<<endl; } return 0; }