提交时间:2025-01-24 09:23:21
运行 ID: 5223
#include <bits/stdc++.h> using namespace std; int main() { char n; cin >> n; for(int i = 1;i<=3;i++){ for(int j=1;j<=3-i;j++){ cout << " "; } for(int k = 1;k<=i*2-1;k++){ cout << n; } cout <<endl; } return 0; }