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C

abs ( )


This function returns the absolute value of an integer. The absolute value of a number is always positive. Only integer values are supported in C.

Syntax:
 int abs( int num );


Example:

#include 
#include 
int main()
{
   int m = abs(200);     // m is assigned to 200
   int n = abs(-400);    // n is assigned to -400

   printf("Absolute value of m = %d\n", m);
   printf("Absolute value of n = %d \n",n);
   return 0;
}
Output:

Absolute value of m = 200
Absolute value of n = 400


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