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

#include 
int main()
{
    int c;
    while( (c = getchar( )) != EOF )
    {           
        if (c == ' ') 
        {
            while ((c = getchar()) == ' ');
            putchar(' ');
            putchar(c);
        }
        else 
            putchar(c);
    }
    return 0;
}