Using C language to compare the size of two fractions __c language

/* ************************************************************************** * File NAME:12.CMPFRAC.C score Fractions Molecular numerator denominator denominator * function:1) * 2 * author:xubing * Created time:2016 year September 29 Thursday 09:03 45 SEC ************************************************************************** * * #include <stdio.h> #define
    Fracsize 2 #define NUME 0 #define Deno 1 int cmpfrac (int *frac1, int *frac2) {int temp_frac1[fracsize];

int temp_frac2[fracsize];  /******************** two fractions for Tong *********************/temp_frac1[nume] = frac1[nume] * Frac2[deno]; Numerator of the first fraction =/molecule of the first fraction * The denominator of the second fraction temp_frac2[nume] = frac2[nume] * frac1[d  ENO]; Numerator of the second fraction =/molecule of the second fraction * The denominator of the first fraction if (Temp_frac1[nume] > Temp_frac2[num
    E]) {return 1;
    } if (temp_frac1[nume] = = Temp_frac2[nume]) {return 0;
} return-1; int main () {int frac_num1[fracsize];
    int frac_num2[fracsize];

    int flag;
    printf ("Please input one fraction (format:n/m): \ n");
    scanf ("%d/%d", &frac_num1[0],&frac_num1[1]);
    GetChar ();
    printf ("Please input another fraction (format:n/m): \ n");
    scanf ("%d/%d", &frac_num2[0],&frac_num2[1]);

    GetChar ();
    Flag = Cmpfrac (FRAC_NUM1, frac_num2);
    printf ("The result is:\n"); Switch (flag) {Case 1: {printf ("%d/%d >%d/%d\n", frac_num1[0],frac_num1[1],frac_num2[0
            ],FRAC_NUM2[1]);
        Break
            Case 0: {printf ("%d/%d =%d/%d\n", frac_num1[0],frac_num1[1],frac_num2[0],frac_num2[1]);
        Break 
            } case-1: {printf ("%d/%d <%d/%d\n", frac_num1[0],frac_num1[1],frac_num2[0],frac_num2[1]);
        Break
            } default: {printf ("error\n");
        Break

} return 0;
 }