/*
This code shows how to use default argument in function
or how to create an optional parameter to the function
*/

#include

void div(int a,int b=1)
{
    float c;
    cout<<<"A is "<
    cout<<<"B is "<
    c= float(a)/b;
    cout<<<"A / B is "<
}


int main(void)
{
    int i=10,j=2;
    cout<<<"Default Argument";
    div(i,j);
    div(i);
    return 0;
}

/* Here Second parameter of div() function is
optional we can ommit it autometically consider
as Default argument value as 1*/