@@ -0,0 +1,15 @@
+class Solution {
+public int sumCounts(List<Integer> nums) {
+int sum = 0;
+int n = nums.size();
+for (int i = 0; i < n; i++) {
+Set<Integer> set = new HashSet<>();
+for (int j = i; j < n; j++) {
+set.add(nums.get(j));
+int size = set.size();
+sum += size * size;
+}
+}
+return sum;
+}
+}