unction dark(string) {
    let health = 100;
    let healed;
    let bitcoins = 0;
    let curr = string.split("|")
    let curr1;
    let room = 0;
    let currHealt = 0




    for (let j = 0; j < curr.length; j++) {
        room++
        curr1 = curr[j].split(" ");
        let token1 = curr1[0];
        let token2 = Number(curr1[1]);

        if (token1 == "potion") {
            healed = health + token2

            if (healed > 100) {
                currHealt = 100 - health;
                health = 100
                console.log(`You healed for ${currHealt} hp.`);
            } else if (health < 100) {
                health += token2;
                console.log(`You healed for ${token2} hp.`);
            }
            console.log(`Current health: ${health} hp.`);
        } else if (token1 == "chest") {
            bitcoins += token2;
            console.log(`You found ${token2} bitcoins.`)
        } else if (token1 !== "potion" && token1 !== "chest") {
            health -= token2;
            if (health > 0) {
                console.log(`You slayed ${token1}.`);
            } else {
                console.log(`You died! Killed by ${token1}.`)
                console.log(`Best room: ${room}`)
                break;
            }
        }

    }
    if (room = curr.length && health > 0) {
        console.log("You've made it!");
        console.log(`Bitcoins: ${bitcoins}`);
        console.log(`Health: ${health}`);
    }

}