31. WAP to check if a given number is zero or non-zero. If non zero, check if given integer is positive or negative using conditional operator.

 #include<stdio.h>

void main()

{

        int num;

        printf("Enter a number : ");

        scanf("%d",&num);

        num==0 ? printf("Zero\n") : num>>31&1 ? printf("Negative\n") : printf("Positive\n");

}