Cpp program to convert decimal number to binary

Write a program to convert decimal number to binary.

#include<iostream>
using namespace std;
int main(){
     int decimal,binary=0,base=1 ;
     cout<<"Enter any number:";
     cin>>decimal;
     while(decimal>0){
          int digit=decimal%2;
          binary+=digit*base;
          decimal/=2;
          base*=10;
     }
     cout<<"Binary equivalent:"<<binary;
     return 0;
}

Enter any number: 12

Binary equivalent: 1100