#include<iostream>
using namespace std;

int room1();
int room2();

int main(){
   int room = 1;  // which room is the player in
   cout << "Welcome to the maze\n";
   do{
      if(room == 1){
         room = room1();
      }
      if(room == 2){
        room2();
      }
   }while(room != 2);
   cout << "You escaped.\n";
}

int room1(){
  int choice;
  cout << "This is a dim room.\n";
  cout << "There's an exit (1) West.\n";
  cout << "(2) Stay here.\n";
  do{
    cin >> choice;
  }while(choice < 1 || choice > 2);
  if(choice == 2)
     return 1;   // go to room 2
  if(choice == 1)
     return 2;  // goto to room 2
}

int room2(){
  cout << "It's bright here.\n";
}