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(void)
{
        long c;
        long nb = 0;
        while((c = getchar()) != EOF) {
                if(c == ' ' || c == '\t') {
                        ++nb;
                } else {
                        if(nb > 0) {
                                putchar(' ');
                                nb = 0;
                        }

                        putchar(c);
                }
        }
        return 0;
}