Return the smaller of two parameters.
  Macro that returns the smaller parameter. Defined as:

#define min(a,b) (((a)<(b))?(a):(b))

Parameters.

a,b

two values of the same type.

Return Value.
  The smaller parameter, a or b.

Portability.
  Not defined in ANSI-C. Supported by some compilers. Usually not supported by modern C++ compilers.
  Some C++ compilers incorporate min as a template included in <algorithm>.

Example.

/* min example */
#include <stdio.h>
#include <stdlib.h>

main ()
{
  int x=20, y=10, z;
  z= min (x,y);
  printf ("min is: %d\n",z);
  return 0;
}

See also.
  max