C++实验4-项目3：乘法口诀表

#include<iostream>
using namespace std;
int main()
{
int i,j;
for(j=1;j<=6;j++)
cout<<" ";
cout<<"*"<<endl;
for(i=1;i<=5;i++)
{
for(j=1;j<=6-i;j++)
cout<<" ";
cout<<"*";
for(j=1;j<=-1+2*i;j++)
cout<<" ";
cout<<"*";
cout<<endl;
}
for(j=1;j<=13;j++)
cout<<"*";
cout<<endl;
return 0;
}