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

int main(int argc, char **argv) {
    if (argc < 2) {
        fprintf(stderr, "USAGE: %s file\n", argv[0]);
        exit(1);
    }
    char *path = argv[1];
    int fd = open(path, O_RDONLY);
    if (-1 == fd) {
        perror("open");
        exit(1);
    }

    if (-1 == close(fd)) {
        perror("close");
        exit(1);
    }

    printf("Success\n");
}