#include<bits/stdc++.h> using namespace std; int main(){ int a[10][10]={0},i,j,n; cin>>n; for(i=1;i<=n;i++){ for(j=1;j<=i;j++){ if(j==1){ a[i][j]=1; } else if(j<=i){ a[i][j]=a[i-1][j]+a[i-1][j-1]; } cout<<a[i][j]<<" "; } cout<<endl; } } /************************************************************** Problem: 1275 User: linweilun Language: C++ Result: Accepted Time:12 ms Memory:2072 kb ****************************************************************/