diff --git a/M_739_DailyTemperatures.java b/M_739_DailyTemperatures.java
new file mode 100644
index 0000000..e4b5a34
--- /dev/null
+++ b/M_739_DailyTemperatures.java
@@ -0,0 +1,15 @@
+class Solution {
+    public int[] dailyTemperatures(int[] temperatures) {
+        Stack<Integer> stack = new Stack<>();
+        int[] res= new int[temperatures.length];
+
+        for(int i=0;i<temperatures.length;i++){
+            while(!stack.isEmpty() && temperatures[stack.peek()]<temperatures[i]){
+                int x=stack.pop();
+                res[x]=i-x;
+        }
+        stack.push(i);
+        }
+        return res;
+    }
+}
\ No newline at end of file