题解

#include<bits/stdc++.h>
#define ll long long                                                                  //防抄袭标记
#define MAXN 100005
#define maxn 1000005
#define MAXM 10000005
#define maxm 100000005
using namespace std;
int main(){
	cout<<"      *"<<endl;
	cout<<"    *   *"<<endl;
	cout<<"  *       *"<<endl;
	cout<<"*           *"<<endl;
	cout<<"  *       *"<<endl;
	cout<<"    *   *"<<endl;
	cout<<"      *"<<endl;
	return 0;
}