#include <iostream> using namespace std; int main() { int n; cin >> n; for (int i = n; i >= 1; i--) { for (int j = n - i; j > 0; j--) { cout << " "; } for (int k = 1; k <= i; k++) { cout << k; } cout << endl; } return 0; } /************************************************************** Problem: 1491 User: panyuchen Language: C++ Result: Accepted Time:6 ms Memory:2072 kb ****************************************************************/