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day 13 code file

Day13_LeetCode334.java

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+class Solution {
+    public boolean increasingTriplet(int[] nums) {
+        int first = Integer.MAX_VALUE;
+        int second = Integer.MAX_VALUE;
+
+        for (int num : nums) {
+            if (num <= first) {
+                first = num;
+            } else if (num <= second) {
+                second = num;
+            } else {
+                return true;
+            }
+        }
+        return false;
+    }
+}