diff --git a/void b/void
index 51cb4ec..4c05a94 100644
--- a/void
+++ b/void
@@ -1,16 +1,14 @@
-// 函数功能：计算每个学生各门课程的总分和平均分 
-void AverSumofEveryStudent(STU stu[], int n, int m)
+// 函数功能：输入n个学生的m门课成绩 
+void ReadScore(STU stu[], int n, int m)
 {
-	int i, j;
-	for (i=0; i<n; i++)
-	{
-	    stu[i].sum = 0;
-	    for (j=0; j<m; j++)
-	    {
-            stu[i].sum = stu[i].sum + stu[i].score[j];
-	    }
-	    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);
-	}	
-}
+ int i, j;
+ printf("Input student's ID, name and score:\n");
+    /* ---------- begain ---------- */
+    for(i=0;i<n;i++)
+    {scanf("%ld%s",&stu[i].num,stu[i].name);
+     for (j=0; j<m; j++)
+     scanf("%f",&stu[i].score[j]);
+    }
+
+    /* ----------- end ----------- */
+}
\ No newline at end of file