function solve(input = []) {
  function potion(value) {
    return (initialHealth += value);
  }
  function chest(value) {
    return (bitcoins += value);
  }
  function monster(value) {
    return (initialHealth -= value);
  }

  let rooms = input.shift().split("|");
  let bitcoins = 0;
  let initialHealth = 100;
  let bestRoom = 0;

  while (rooms.length !== 0) {
    let room = rooms.shift().split(" ");

    switch (room[0]) {
      case "chest":
        bestRoom++;
        chest(Number(room[1]));
        console.log(`You found ${room[1]} bitcoins.`);
        break;
      case "potion":
        bestRoom++;
        if (initialHealth + Number(room[1]) > 100) {
          console.log(`You healed for ${100 - initialHealth} hp.`);
          initialHealth = 100;
        } else {
          potion(Number(room[1]));
          console.log(`You healed for ${+room[1]} hp.`);
        }
        console.log(`Current health: ${initialHealth} hp.`);

        break;
      default:
        bestRoom++;

        monster(Number(room[1]));
        if (initialHealth <= 0) {
          console.log(`You died! Killed by ${room[0]}.`);
          console.log(`Best room: ${bestRoom}`);
          return;
        } else {
          console.log(`You slayed ${room[0]}.`);
        }
        break;
    }
  }

  console.log(`You've made it!`);
  console.log(`Bitcoins: ${bitcoins}`);
  console.log(`Health: ${initialHealth}`);
}