#Code Challenge Given a number of arrays each element rempresenting the number of jumps calcultate if starts at zero element

JumpsCycleCheck.cpp

using namespace std;

int getNextIdx(int currentIdx, vector<int>& array) {
	int nextIdx = (currentIdx + array[currentIdx]) % (int)array.size();
	return nextIdx >= 0 ? nextIdx : nextIdx + array.size();
}

bool hasSingleCycle(vector<int> array) {
  int currentIdx = 0;
	int numberJumps = 0;
	while (numberJumps < array.size()) {
		// Si ha hecho saltos y no se mueve. Se quedo trabado
		if (numberJumps > 0 && currentIdx == 0) {
			return false;
		}
		numberJumps++;
		currentIdx = getNextIdx(currentIdx, array);
	}
  return currentIdx == 0;
}