// Stephen's solution

class BikeLock {
    boolean locked;
    int currentSetting;
    int combo;

    BikeLock(int combo) {
        this.locked = true;
        this.currentSetting = 9999;
        this.combo = combo;
    }

    BikeLock(int combo, boolean locked) {
        this.locked = locked;
        this.currentSetting = 9999;
        this.combo = combo;
    }

    boolean isLocked() {
        return locked;
    }

    void spinWheelsTo(int setting) {
        this.currentSetting = setting;
    }

    boolean unlock() {
        if (this.currentSetting == this.combo) {
            this.locked = false;
            return true;
        } else {
            return false;
        }
    }

    void lock() {
        this.locked = true;
    }
}