hdu 2032

#include<iostream>using namespace std;int main(){int cen,a[30][30];while(cin>>cen){memset(a,0,sizeof(a));for(int i=0;i<cen;i++){a[i][0]=1;cout<<"1";for(int j=1;j<=i;j++){a[i][j]=(a[i-1][j]+a[i-1][j-1]);cout<<" "<<a[i][j];}cout<<endl;}cout<<endl;}return 0;}