Use of abs() function in c.

Use of abs function c :-

                                       abs() is a predefine function present in stdlib.h header file in c. It gives always positive value of a number.

Example:-

              abs(-4)=4

               abs(4)=4

              abs(-89)=89

program:-

 #include<stdio.h>

#include<stdlib.h>

int main()

{

    int num,new_num;

    printf("Enter a number\n");

    scanf("%d",&num);

    new_num=abs(num);

    printf("New number is %d",new_num);

    return(0);

} 

input:-

Enter a number

 -98                  

output:-

 New number is 98