diff --git a/README.md b/README.md
index 6041a31..74fc807 100644
--- a/README.md
+++ b/README.md
@@ -187,7 +187,17 @@ void ReadScore(STU stu[],int n,int m)
 ```
 void AverSumofEveryStudent(STU stu[],int n,int m)
 {
-
+   int i,j;
+   for(i=0;i<n;i++)
+   {
+        stu[i].sum = 0;   //初始化每个学生总分为0
+        for(j=0;j<m;j++)
+        {
+                stu[i].sum = stu[i].sum + stu[i].score[j];    //累加分数
+        }
+        stu[i].aver = m>0 ? stu[i].sum /m : -1;   
+        printf("student %d: sum = %.0f,aver = %.0f\n",i+1,stu[i].sum,stu[i].aver);
+   }
 }
 ```