public static int jumpingOnClouds(List<Integer> c) {
        if (c.isEmpty() || c.size() < 2) return 0;
        if (c.get(c.size() - 1) != 0) return 0;
        int jumpsRequired = 0;
        int i = 0;
        while (i < c.size() - 1) {
            if ((i + 1 < c.size() && c.get(i + 1) == 1) && (i + 2 < c.size() && c.get(i + 2) == 1)) {
                break;
            }
            int next = i + 1;
            int afterNext = next + 1;
            if (afterNext < c.size() && c.get(afterNext) == 0) {
                i = afterNext;
                jumpsRequired++;
            } else if (next < c.size() && c.get(next) == 0) {
                i = next;
                jumpsRequired++;
            }
        }
        return jumpsRequired;
    }