提交时间:2025-06-04 19:32:53
运行 ID: 325258
#include<bits/stdc++.h> using namespace std; int main(){ char n; cin>>n; cout<<" "<<n<<endl; cout<<" "<<n<<n<<n<<endl; cout<<n<<n<<n<<n<<n<<endl; cout<<" "<<n<<n<<n<<endl; cout<<" "<<n<<endl; return 0; }