#include <stdio.h>
#include <stdlib.h>

#include <sys/stat.h>

int main(int argc, char *argv[])
{
        short i;
        struct stat directory = {0};

        if (argc < 2) {
                fprintf(stderr, "Usage: mkdir directories\n");
                exit(-1);
        }

        else {
                for (i = 1; i < argc; i++) {
                        if (stat(argv[i], &directory) != -1)
                                fprintf(stderr, "%s already exists", argv[i]);

                        else
                                mkdir(argv[i], 0777);
                }
        }

        return 0;
}