K&R Exercise 1-9 (C)

Question

\"Write a program to copy its input to its output, replacing each string of one or more blanks by a single blank.\"

I\'m assuming by thi

Answer 1

1.Count the number of blanks.
2.Replace the counted number of blanks by a single one.
3.Print the characters one by one.


main()
{
    int c, count;
    count = 0;
    while ((c = getchar()) != EOF)
    {
        if (c == ' ')
        {
            count++;
            if (count > 1) 
            {
                putchar ('\b');
                putchar (' ');
            }
            else putchar (' ');
        }
        else 
        {
            putchar (c);
            count = 0;
        }
    }
    return;
}