size.c

#include <stdio.h>
#include <limits.h>

int main()
{
    char c = 'a';
    int i = -10;
    long l = 500L;
    unsigned long long ll= 20L;
    printf("size of char is %d", sizeof(c));
    printf(",int value= %d, cvalue= %c.\n", c, c); 
    printf("size of int is %d, value = %d, uvalue = %u\n", sizeof(i), i, i); 
    printf("int max value  = %d\n", INT_MAX);
    printf("size of long is %d, value = %ld.\n", sizeof(l), l); 
    printf("long max value  = %d\n", LONG_MAX);
    printf("size of long long is %d, uvalue = %llu\n", sizeof(ll), ll);
    return 0;
}