#include <unistd.h>
#include <time.h>
#include <sys/stat.h>
#include <stdio.h>
#include <iostream>
using namespace std;

static void print_bit(int test, char toPrint){
  if(test)
    cout << toPrint;
  else
    cout << '-';
}

int main(int argc, char *argv[]){
  if(argc != 2){
    cerr << "Usage: " << argv[0] << " filename" << endl;
    return -1;
  }
  struct stat info;
  if(stat(argv[1], &info) < 0){
    perror(argv[1]);
    return -1;
  }
  print_bit(info.st_mode & S_IRUSR, 'r');
  print_bit(info.st_mode & S_IWUSR, 'w');
  print_bit(info.st_mode & S_IXUSR, 'x');
  print_bit(info.st_mode & S_IRGRP, 'r');
  print_bit(info.st_mode & S_IWGRP, 'w');
  print_bit(info.st_mode & S_IXGRP, 'x');
  print_bit(info.st_mode & S_IROTH, 'r');
  print_bit(info.st_mode & S_IWOTH, 'w');
  print_bit(info.st_mode & S_IXOTH, 'x');
  cout << endl;
  return 0;
}