C Program to find biggest of three numbers using Binary Minus

Program

#include<stdio.h>
void main()
{
    int a, b, c;
    printf("Enter 3 numbers:\n");
    scanf("%d %d %d", &a, &b, &c);
    if (a - b > 0 && a - c > 0)
        printf("Biggest number is a = %d\n", a);
    else if (b - c > 0)
        printf("Biggest number is b = %d\n", b);
    else
        printf("Biggest number is c = %d\n", c);
}

Output 1

Enter 3 numbers:
6
78
34
Biggest number is b = 78

Output 2

Enter 3 numbers:
34
23
12
Biggest number is a = 34

Output 3

Enter 3 numbers:
54
23
86
Biggest number is c = 86