diff --git a/M_334.py b/M_334.py
new file mode 100644
index 0000000..59c50d0
--- /dev/null
+++ b/M_334.py
@@ -0,0 +1,11 @@
+class Solution:
+    def increasingTriplet(self, nums: List[int]) -> bool:
+        min, secMin = sys.maxsize, sys.maxsize
+        for num in nums:
+            if num <= min:
+                min = num
+            elif num <= secMin:
+                secMin = num
+            else:
+                return True
+        return False
\ No newline at end of file