#include<iostream> using namespace std; void line(int n, int m) { int x = n - m; while (x--) cout << ' '; for (int i = 1; i <= m; i++) cout << '*'; for (; m > 1; m--) cout << '*'; cout << endl; } int main() { int n; cin >> n; for (int i = 1; i <= n; i++) line(n, i); for (int i = n - 1; i; i--) line(n, i); return 0; } |
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