#include<bits/stdc++.h> using namespace std; int main(){ int i,j,n,s; cin>>n; for(i=1;i<=n;i++){ for(j=1;j<=i-1;j++){ cout<<" "; } for(j=1,s=1;j<=n-i+1;j++,s++){ cout<<s; } cout<<endl; } return 0; } /************************************************************** Problem: 1491 User: tangkaixuan Language: C++ Result: Accepted Time:8 ms Memory:2072 kb ****************************************************************/