CPP

variable modulus 5 meaning in c++

# include <iostream>
using namespace std;

int main() 
{
int i = 0, x = 0;

do
{
    if(i % 5 == 0)
    {
       cout<<x;
       x++;
    }

    ++i;
}while(i<10);

cout<<x;

return 0;
}