Find Lucky Integer in an Array | Leetcode 1394

[@x-menofficial007]

Well explained, mem 🎉 🤩

[@chinmayjain9705]

nice explanation 😇👍

[@chinmayjain9705]

public int findLucky(int[] arr) {
int[] numbers = new int[501];

for (int j : arr) {
numbers[j]++;
}

for (int i = 500; i > 0; i--) {
if (i == numbers[i]) return i;
}
return -1; if we use this way then we don't have to use max func