public V get(String key) {
        int step = 0;
        for (int i = 0; i < max - 1; i = getNextLocation(i, step, key)) {
            step++;
            if (arr[i] != null && ((Pair) arr[i]).key.equals(key)){
                return ((Pair) arr[i]).value;
            }
        }
        return null;
}