diff --git a/src/Main.kt b/src/Main.kt
index d199a1d..4979bc1 100644
--- a/src/Main.kt
+++ b/src/Main.kt
@@ -1,4 +1,4 @@
 fun main() {
-    val t = Test763()
+    val t = Test560()
     t.test()
 }
\ No newline at end of file
diff --git a/src/Test46.kt b/src/Test46.kt
deleted file mode 100644
index c7e37f1..0000000
--- a/src/Test46.kt
+++ /dev/null
@@ -1,8 +0,0 @@
-class Test46 {
-    class Solution {
-        fun permute(nums: IntArray): List<List<Int>> {
-            val result = arrayOf(intArrayOf())
-            for (i in)
-        }
-    }
-}
\ No newline at end of file
diff --git a/src/Test560.kt b/src/Test560.kt
new file mode 100644
index 0000000..9bd56c7
--- /dev/null
+++ b/src/Test560.kt
@@ -0,0 +1,23 @@
+class Test560 {
+    class Solution {
+        fun subarraySum(nums: IntArray, k: Int): Int {
+            var result = 0
+            for (i in nums.indices) {
+                var sum = 0
+                for (j in i..nums.lastIndex){
+                    sum += nums[j]
+                    if (sum == k){
+                        result ++
+                    }
+                }
+            }
+            return result
+        }
+    }
+
+    fun test(): Unit {
+//        println(Solution().subarraySum(intArrayOf(1,1,1),2))
+//        println(Solution().subarraySum(intArrayOf(1,2,3),3))
+        println(Solution().subarraySum(intArrayOf(1,-1,0),0))
+    }
+}
\ No newline at end of file