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

int check_authentication(char *password) {
   int auth_flag = 0;
   char password_buffer[250];

   strcpy(password_buffer, password);

   if(strcmp(password_buffer, "Password1!") == 0)
      auth_flag = 1;

   return auth_flag;
}

int main(int argc, char *argv[]) {
   if(argc < 2) {
      printf("Usage: %s <password>\n", argv[0]);
      exit(0);
   }
   if(check_authentication(argv[1])) {
      puts("\n*************************");
      puts("      Access Granted.");
      puts("*************************");
   } else {
      puts("\nAccess Denied.");
   }
}