diff --git "a/problems/0008.\346\221\206\345\271\263\347\247\257\346\234\250.md" "b/problems/0008.\346\221\206\345\271\263\347\247\257\346\234\250.md"
index 6443c527aa8ff60d567c0a35fc9a98f45c58ba78..b3407893b5edc0276ceb60764b5f349ada63e69b 100644
--- "a/problems/0008.\346\221\206\345\271\263\347\247\257\346\234\250.md"
+++ "b/problems/0008.\346\221\206\345\271\263\347\247\257\346\234\250.md"
@@ -33,7 +33,32 @@ int main() {
 ## Java 
 
 ```Java
+import java.util.*;
 
+public class Main {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        while (sc.hasNextInt()) {
+            int n = sc.nextInt();
+            if (n == 0) break;
+            int[] blocks = new int[n];
+            int sum = 0;
+            for (int i = 0; i < n; i++) {
+                blocks[i] = sc.nextInt();
+                sum += blocks[i];
+            }
+            int avg = sum / n;
+            int res = 0;
+            for (int block : blocks) {
+                if (block - avg > 0) {
+                    res += block - avg;
+                }
+            }
+            System.out.println(res);
+            System.out.println();
+        }
+    }
+}
 ```
 
 ## python