15. Write a C program to check whether a number is negative, positive or zero.
Solution :-
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
int a;
printf("Enter the number :-");
scanf("%d",&a);
if (a>0)
{
printf("%d The number is Positive....");
}
else if(a<0)
{
printf("%d The number is Negative......");
}
else
{
printf("%d The number is Zero......") ;
}
getch();
}
Output :-