diff --git a/Sort/Sort.c b/Sort/Sort.c
index 29dac03..ca0e6d1 100644
--- a/Sort/Sort.c
+++ b/Sort/Sort.c
@@ -59,4 +59,20 @@ void quickSort(int arr[], int low, int high) {
     }
 }
 
+//直接选择排序
+void selectSort(int arr[], int n) {
+    for (int i = 0; i < n - 1; i++) {
+        int min = i;
+        for (int j = i + 1; j < n; j++) {
+            if (arr[j] < arr[min]) {
+                min = j;
+            }
+        }
+        if (min != i) {
+            int temp = arr[i];
+            arr[i] = arr[min];
+            arr[min] = temp;
+        }
+    }
+}
 
diff --git a/main.c b/main.c
index a127a3f..1518040 100644
--- a/main.c
+++ b/main.c
@@ -14,7 +14,7 @@ int main() {
 
     int n = sizeof(arr) / sizeof(arr[0]);
     printf("%d\n",n);
-    quickSort(arr,0,4);
+    selectSort(arr,5);
     for (int i = 0; i < n; i++) {
         printf("%d ", arr[i]);
     }