Structures: Program on simulate the multiplication of fractions using Structures

/*    This program uses structures to simulate the
    multiplication of fractions.
*/

#include < stdio.h >

    //    Global Declarations

    typedef struct

{
    int numerator;
    int denominator;
}
FRACTION;

int main(void) {
        //    Local Declarations
        FRACTION fr1;
        FRACTION fr2;
        FRACTION res;

        //    Statements
        printf("\nKey first fraction in the form of x/y:  ");
        scanf("%d /%d", & fr1.numerator, & fr1.denominator);
        printf("Key second fraction in the form of x/y: ");
        scanf("%d /%d", & fr2.numerator, & fr2.denominator);

        res.numerator = fr1.numerator * fr2.numerator;
        res.denominator = fr1.denominator * fr2.denominator;

        printf("\nThe result of %d/%d * %d/%d is %d/%d\n",
            fr1.numerator, fr1.denominator,
            fr2.numerator, fr2.denominator,
            res.numerator, res.denominator);
        return 0;
    } // main

/*    Results:
Key first fraction in the form of x/y:  2/6
Key second fraction in the form of x/y: 7/4

The result of 2/6 * 7/4 is 14/24
*/