C库 limits.h

#include <stdio.h>

#include <limits.h>



int main() {

   printf("The number of bits in a byte %d\n", CHAR_BIT);



   printf("The minimum value of SIGNED CHAR = %d\n", SCHAR_MIN);

   printf("The maximum value of SIGNED CHAR = %d\n", SCHAR_MAX);

   printf("The maximum value of UNSIGNED CHAR = %d\n", UCHAR_MAX);



   printf("The minimum value of SHORT INT = %d\n", SHRT_MIN);

   printf("The maximum value of SHORT INT = %d\n", SHRT_MAX); 



   printf("The minimum value of INT = %d\n", INT_MIN);

   printf("The maximum value of INT = %d\n", INT_MAX);



   printf("The minimum value of CHAR = %d\n", CHAR_MIN);

   printf("The maximum value of CHAR = %d\n", CHAR_MAX);



   printf("The minimum value of LONG = %ld\n", LONG_MIN);

   printf("The maximum value of LONG = %ld\n", LONG_MAX);



   return(0);

}