Multiplication table in C++

#include <iostream>
using namespace std;
int main()
{
    int a=1 , b=1 ;
    while(a<=9)
    {
        b=1;
        while(b<=9)
        {
            cout<<a<<"*"<<b<<"="<<a*b<<" ";
            b=b+1;
        }
        a=a+1;
        cout<<endl;
    }
}