function solve(input) {
    let commandProcessor = {
        houses: input[1].split(' ').map(Number),
        position: 0,
        forward(numberOfSteps) {
            if (this.position + numberOfSteps < this.houses.length) {
                this.position += numberOfSteps;
                this.houses.splice(this.position, 1);
            }
        },
        back(numberOfSteps) {
            if (this.position - numberOfSteps >= 0) {
                this.position -= numberOfSteps;
                this.houses.splice(this.position, 1);
            }
        },
        gift(index, houseNumber) {
            if (index >= 0 && index < this.houses.length) {
                this.houses.splice(index, 0, houseNumber);
                this.position = index;
            }
        },
        swap(firstHouse, secondHouse) {
            let firstIndex = this.houses.indexOf(firstHouse);
            let secondIndex = this.houses.indexOf(secondHouse);
            if (firstIndex !== -1 && secondIndex !== -1) {
                let temp = this.houses[firstIndex];
                this.houses[firstIndex] = this.houses[secondIndex];
                this.houses[secondIndex] = temp;
            }
        },
        print() {
            console.log(`Position: ${this.position}\n${this.houses.join(', ')}`);
        }
    }

    let commands = input.slice(2);
    for (let line of commands) {
        let tokens = line.split(' ');
        let command = tokens[0].toLowerCase();
        commandProcessor[command](+tokens[1], +tokens[2]);
    }

    commandProcessor.print();
}