#include <stdio.h>
/**
 * Just shows the process of reading character by 
 * character from the standard input and then the 
 * equivalence of char and int
 * @author: gtowell
 * Created: Feb 2021
 * */
int main(void)
{
    char c;
    while (EOF != (c=getchar()))
    {
        //char c = getchar();
        //if (EOF==c)
        //    break;
        int i = (int)c;
        char cc = (char)i;
        printf("before:%c as int:%d after:%c\n", c, i, cc);
        printf("Printing a char:  as char:%c  as int:%d\n", c, c);
        printf("Printing an int:  as char:%c  as int:%d\n\n", i, i);
    }
}