/*
 * trim_strings.c
 *
 *  Remove trailing blanks and tabs from each line of input, and
 *  delete entirely blank lines.
 *  K&R Exercise 1.18
 */


#include <stdio.h>
#include <string.h>
#include <ctype.h>


// Maximum input line size
#define MAXLINE 256


// Function that trims the whitespace at the end of string s
// and returns the length of the new string.
int trim_string (char s[]);


int
main()
{
        // Read input line-by-line
                // Trim whitespace and print line if any characters left

        return 0;
}


int
trim_string (char s[])
{
        // Implementation of the trim_string function
}