How to use if-else in C Language

#include <stdio.h>
int main()
{
    int a, b;
    printf("enter a two numbers : ");
    scanf("%d%d", &a, &b);
    if (a > b)
    {
        printf("bigger number=%d\n", a);
    }
    else
    {
        printf("bigger number=%d\n", b);
    }
    return 0;
}