diff --git a/k_number.java b/k_number.java
new file mode 100644
index 0000000..1b7daa1
--- /dev/null
+++ b/k_number.java
@@ -0,0 +1,13 @@
+import java.util.*;
+
+class Solution {
+    public int[] solution(int[] array, int[][] commands) {
+        int[] answer = new int[commands.length];
+        for(int i=0;i<commands.length;i++){
+            int[] arr = Arrays.copyOfRange(array,commands[i][0]-1,commands[i][1]);
+            Arrays.sort(arr);
+            answer[i] = arr[commands[i][2]-1];
+        }
+        return answer;
+    }
+}