#include<stdio.h>
int main()
{

//      signed char sclow, schigh;
//      sclow=((unsigned char)(0-1)./2)+1;
//      schigh=((unsigned char)(0-1)./2);
//      printf("low is %hhd, high is %hhd\n", sclow, schigh);

//%hhu unsigned half half
//%hu unsigned half int
//%u unsigned int
//%lu unsigned long int
//%llu unsigned long long int

//unsigned half half int
        unsigned char a=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "a address: 0x%X\n",&a);
        fprintf(stdout, "a contains: %hhu\n",a);
        a=a-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "a address: 0x%X\n",&a);
        fprintf(stdout, "a contain: %hhu\n",a);

        fprintf(stdout, "The size of an unsigned char is %hhu bytes\n",sizeof(a));

//unsigned half int
        unsigned short int b=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "b address: 0x%X\n",&b);
        fprintf(stdout, "b contains: %hu\n",b);
        b=b-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "b address: 0x%X\n",&b);
        fprintf(stdout, "b contain: %hu\n",b);

        fprintf(stdout, "The size of an unsigned short int is %hu bytes\n",sizeof(b));

//unsigned int
        unsigned int c=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "c address: 0x%X\n",&c);
        fprintf(stdout, "c contains: %u\n",c);
        c=c-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "c address: 0x%X\n",&c);
        fprintf(stdout, "c contain: %u\n",c);

        fprintf(stdout, "The size of an unsigned int is %u bytes\n",sizeof(c));

//unsigned long int
        unsigned long int d=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "d address: 0x%X\n",&d);
        fprintf(stdout, "d contains: %lu\n",d);
        d=d-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "d address: 0x%X\n",&d);
        fprintf(stdout, "d contain: %lu\n",d);

        fprintf(stdout, "The size of an unsigned long int is %lu bytes\n",sizeof(d));

//unsigned long long int
        unsigned long long int e=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "e address: 0x%X\n",&e);
        fprintf(stdout, "e contains: %llu\n",e);

        fprintf(stdout, "The size of an unsigned long long int is %llu bytes\n",sizeof(e));

//signed half half int
        signed char f=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "f address: 0x%X\n",&f);
        fprintf(stdout, "f contains: %hhd\n",f);
        f=f-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "f address: 0x%X\n",&f);
        fprintf(stdout, "f contain: %hhd\n",f);

        fprintf(stdout, "The size of an signed char is %hhd bytes\n",sizeof(f));

//signed half int
        signed short int g=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "g address: 0x%X\n",&g);
        fprintf(stdout, "g contains: %hd\n",g);
        g=g-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "g address: 0x%X\n",&g);
        fprintf(stdout, "g contain: %hd\n",g);

        fprintf(stdout, "The size of an signed short int is %hd bytes\n",sizeof(g));

//signed int
        signed int h=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "h address: 0x%X\n",&h);
        fprintf(stdout, "h contains: %d\n",h);
        h=h-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "h address: 0x%X\n",&h);
        fprintf(stdout, "h contain: %d\n",h);

        fprintf(stdout, "The size of an signed int is %d bytes\n",sizeof(h));

//signed long int
        signed long int i=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "i address: 0x%X\n",&i);
        fprintf(stdout, "i contains: %ld\n",i);
        i=i-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "i address: 0x%X\n",&i);
        fprintf(stdout, "i contain: %ld\n",i);

        fprintf(stdout, "The size of an signed long int is %ld bytes\n",sizeof(i));

//signed long long int
        signed long long int j=0;
        fprintf(stdout, "Before:\n-------\n");
        fprintf(stdout, "j address: 0x%X\n",&j);
        fprintf(stdout, "j contains: %lld\n",j);
        j=j-1;
        fprintf(stdout, "After:\n------\n");
        fprintf(stdout, "j address: 0x%X\n",&j);
        fprintf(stdout, "j contain: %lld\n",j);

        fprintf(stdout, "The size of an signed long long int is %lld bytes\n",sizeof(j));

        return(0);
}