OI-Codes/输出字符三角形.cpp

#include <bits/stdc++.h>
using namespace std;
int main(){
	char a;
	cin >>a;
	cout <<"  "<<a<<"  "<<endl;
	cout <<" "<<a<<" "<<a<<" "<<endl;
	cout <<a<<" "<<a<<" "<<a;
	return 0; 
}