#include<bits/stdc++.h> using namespace std; int main(){ int n,i=1,j=1,a; cin>>n; for(a=1;a<=3;a++){ for(i=1;i<=n;i++){ for(j=1;j<=n-i;j++){ cout<<" "; }for(j=1;j<=2*i+1;j++){ cout<<"*"; }for(i=1;i<=n;i++){ cout<<" "; } }cout<<endl; } } /************************************************************** Problem: 1006 User: dengyuanyan Language: C++ Result: Wrong Answer ****************************************************************/