[LEET-3300] add 3300

Author: fishercoder1534

paginated_contents/algorithms/4th_thousand/README.md

@@ -0,0 +1,22 @@
+package com.fishercoder.solutions.fourththousand;
+
+public class _3300 {
+    public static class Solution1 {
+        public int minElement(int[] nums) {
+            int min = Integer.MAX_VALUE;
+            for (int num : nums) {
+                min = Math.min(min, findSum(num));
+            }
+            return min;
+        }
+
+        private int findSum(int num) {
+            int sum = 0;
+            while (num != 0) {
+                sum += num % 10;
+                num /= 10;
+            }
+            return sum;
+        }
+    }
+}