Miscellany

#include <stdio.h>

/* count lines in input */
main()
{
        int c, blank, tab, nl;

        blank = 0;
        tab = 0;
        nl = 0;

        while ((c = getchar()) != EOF) {
                if (c == ' ')
                        ++blank;
                if (c == '\t')
                        ++tab;
                if (c == '\n')
                        ++nl;
        }
        printf("%d\n", blank, tab, nl);
}