abs in c math.h

abs c - math.h

abs is not a function but is a macro and is used for calculating absolute value of a number.

C programming code for abs

#include <stdio.h>

#include <math.h>

int main()

{

  int n, res;

  printf("Enter an integer to calculate it's absolute value\n");

  scanf("%d", &n);

  result = abs(n);

  printf("Absolute value of %d = %d\n", n, res);

  return 0;

}

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