diff --git a/src/main/java/com/cool/week414/Problem1.java b/src/main/java/com/cool/week_match/week414/Problem1.java
similarity index 95%
rename from src/main/java/com/cool/week414/Problem1.java
rename to src/main/java/com/cool/week_match/week414/Problem1.java
index f91617b..d1ce99c 100644
--- a/src/main/java/com/cool/week414/Problem1.java
+++ b/src/main/java/com/cool/week_match/week414/Problem1.java
@@ -1,4 +1,4 @@
-package com.cool.week414;
+package com.cool.week_match.week414;
 
 /**
  * Created with IntelliJ IDEA.
diff --git a/src/main/java/com/cool/week_match/week415/Q1.java b/src/main/java/com/cool/week_match/week415/Q1.java
new file mode 100644
index 0000000..652d777
--- /dev/null
+++ b/src/main/java/com/cool/week_match/week415/Q1.java
@@ -0,0 +1,26 @@
+package com.cool.week_match.week415;
+
+/**
+ * Created with IntelliJ IDEA.
+ *
+ * @Author: Cool
+ * @Date: 2024/09/15/21:43
+ * @Description:
+ */
+public class Q1 {
+
+    public int[] getSneakyNumbers(int[] nums) {
+        int[] res=new int[2];
+        int[] arr=new int[nums.length-2];
+        int index=0;
+        for(int num:nums){
+            arr[num]++;
+        }
+        for(int i=0;i<arr.length;i++){
+            if(arr[i]==2){
+                res[index++]=i;
+            }
+        }
+        return res;
+    }
+}