#include <iostream> using namespace std; int main() { int n; cin >> n; for (int i = n; i >= 1; i--) { for (int j = 0; j < n - i; j++) { cout << " "; } for (int k = 1; k <= i; k++) { cout << k; } cout << endl; } return 0; } /************************************************************** Problem: 1491 User: linzihang Language: C++ Result: Accepted Time:12 ms Memory:2072 kb ****************************************************************/