function solve(input = []){

    let deck = input.shift().split(`:`);
    let newDeck = [];
    console.log(deck.join(` `));

    let enter;

    while((enter = input.shift()) !== `Ready`){

        let [action, firstCard, indexOrSecondCard] = enter.split(` `);

        switch(action){

            case `Add`:
                if(deck.includes(firstCard)){
                    newDeck.push(firstCard);
                }
                else{
                    console.log('Card not found.');
                }
                break;

            case `Insert`:
                let index = Number(indexOrSecondCard)
                if(newDeck.includes(firstCard) && (index > -1 && index < newDeck.length)){
                    newDeck.splice(index, 0, firstCard);
                }
                else{
                    console.log(`Error!`);
                }
                break;

            case `Swap`:
                let secondCard = indexOrSecondCard;
                if(newDeck.includes(firstCard) && newDeck.includes(secondCard)){
                    let firstIndex = newDeck.indexOf(firstCard);
                    let secondIndex = newDeck.indexOf(secondCard);

                    newDeck[firstIndex] = secondCard;
                    newDeck[secondIndex] = firstCard;
                }
                break;

            case `Remove`:
                if(deck.includes(firstCard)){
                    let index = newDeck.indexOf(firstCard);
                    if(index != -1){
                        newDeck.splice(index, 1);
                    }
                }
                else{
                    console.log('Card not found.');
                }
                break;

            case `Shuffle deck`:
                newDeck.reverse();
        }
    }
    console.log(newDeck.join(` `));

}

solve([`Innervate:Moonfire:Pounce:Claw:Wrath:Bite`,
`Add Moonfire`,
`Add Pounce`,
`Add Bite`,
`Add Wrath`,
`Insert Claw 0`,
`Swap Claw Moonfire`,
`Remove Bite`,
`Shuffle deck`,
`Ready`
])