# include <stdbool.h>

bool leap_year ( int year )
{
  int rem_4, rem_100, rem_400;
  bool value;

  rem_4   = year % 4;
  rem_100 = year % 100;
  rem_400 = year % 400;

  if ( ( rem_4 == 0 && rem_100 != 0 ) || rem_400 == 0 )
  {
    value = true;
  }
  else
  {
    value = false;
  }

  return value;
}