From 5570fb65d52fee75f83d6d5fd17667a2b2250040 Mon Sep 17 00:00:00 2001
From: zhangyu <387881603@qq.com>
Date: Sat, 15 Apr 2023 16:34:39 +0800
Subject: [PATCH 1/4] =?UTF-8?q?ZY=5F=E6=98=BE=E7=A4=BA=E8=8F=9C=E5=8D=95?=
 =?UTF-8?q?=E5=B9=B6=E8=8E=B7=E5=BE=97=E8=BE=93=E5=85=A5=E9=80=89=E9=A1=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index b26e546..dc72918 100644
--- a/README.md
+++ b/README.md
@@ -153,7 +153,25 @@ int main(void)
 ```
 int Menu(void)
 {
-
+   int itemSelected;
+   printf("Management for Studets' scores\n");
+   printf("1.Input record\n");
+   printf("2.Calculate total and average score of every course\n");
+   printf("3.Calculate total and average score of evry students\n");
+   printf("4.Sort in descending order by score\n");
+   printf("5.Sort in ascending order by score\n");
+   printf("6.Sort in ascending order by name\n");
+   printf("7.Sort in dictionary order by name\n");
+   printf("8.Search by number\n");
+   printf("9.Search by name\n");
+   printf("10.Statisit analysis\n");
+   printf("11.List record\n");
+   printf("12.Write to a file\n");
+   printf("13.Read from a file\n");
+   printf("0.Exit\n");
+   printf("Please Input your choice:");
+   scanf("%d",&itemSelected);    //读入用户输入
+   return itemSeleted;
 }
 ```
 

From fd28057d9d9fd499d9c8d92df3602d07d8bd20a6 Mon Sep 17 00:00:00 2001
From: zhangyu <387881603@qq.com>
Date: Sat, 15 Apr 2023 16:52:48 +0800
Subject: [PATCH 2/4] =?UTF-8?q?ZY=5F=E6=98=BE=E7=A4=BA=E8=8F=9C=E5=8D=95?=
 =?UTF-8?q?=E5=B9=B6=E8=8E=B7=E5=BE=97=E8=BE=93=E5=85=A5=E9=80=89=E9=A1=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index dc72918..6041a31 100644
--- a/README.md
+++ b/README.md
@@ -154,24 +154,24 @@ int main(void)
 int Menu(void)
 {
    int itemSelected;
-   printf("Management for Studets' scores\n");
+   printf("Management for Students' scores\n");
    printf("1.Input record\n");
    printf("2.Calculate total and average score of every course\n");
-   printf("3.Calculate total and average score of evry students\n");
+   printf("3.Calculate total and average score of evry student\n");
    printf("4.Sort in descending order by score\n");
    printf("5.Sort in ascending order by score\n");
-   printf("6.Sort in ascending order by name\n");
+   printf("6.Sort in ascending order by number\n");
    printf("7.Sort in dictionary order by name\n");
    printf("8.Search by number\n");
    printf("9.Search by name\n");
-   printf("10.Statisit analysis\n");
+   printf("10.Statistic analysis\n");
    printf("11.List record\n");
    printf("12.Write to a file\n");
    printf("13.Read from a file\n");
    printf("0.Exit\n");
    printf("Please Input your choice:");
    scanf("%d",&itemSelected);    //读入用户输入
-   return itemSeleted;
+   return itemSelected;
 }
 ```
 

From 086f488654ea52af6e1b85ea7221d0ee1970c0ab Mon Sep 17 00:00:00 2001
From: zhangyu <387881603@qq.com>
Date: Sat, 15 Apr 2023 17:04:15 +0800
Subject: [PATCH 3/4] =?UTF-8?q?ZY=5F=E8=AE=A1=E7=AE=97=E6=AF=8F=E4=B8=AA?=
 =?UTF-8?q?=E5=AD=A6=E7=94=9F=E5=90=84=E9=97=A8=E8=AF=BE=E7=A8=8B=E6=80=BB?=
 =?UTF-8?q?=E5=88=86=E5=92=8C=E5=B9=B3=E5=9D=87=E5=88=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

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);
+   }
 }
 ```
 

From a690413caf9c34c35fdf55f464c739736448d146 Mon Sep 17 00:00:00 2001
From: zhangyu <387881603@qq.com>
Date: Sat, 15 Apr 2023 17:17:16 +0800
Subject: [PATCH 4/4] =?UTF-8?q?ZY=5F=E8=AE=A1=E7=AE=97=E6=AF=8F=E9=97=A8?=
 =?UTF-8?q?=E8=AF=BE=E7=A8=8B=E7=9A=84=E6=80=BB=E5=88=86=E5=92=8C=E5=B9=B3?=
 =?UTF-8?q?=E5=9D=87=E5=88=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/README.md b/README.md
index 74fc807..490cf56 100644
--- a/README.md
+++ b/README.md
@@ -205,7 +205,21 @@ void AverSumofEveryStudent(STU stu[],int n,int m)
 ```
 void AverSumofEveryCourse(STU stu[],int n,int m)
 {
+    int i,j;
+    float sum[COURSE_NUM],aver[COURSE_NUM];
+    /*--------------begin------------*/
+    for(j=0;j<m;j++)
+    {
+        sum[j] = 0;
+        for(i=0;i<n;i++)
+        {
+                sum[j]+= stu[i].score[j];   //计算n个同学每门课程的总分
 
+        }
+        aver[j] = sum[j]/i;
+        printf("student %d: sum = %.0f,aver = %.0f\n",j+1, sum[j], aver[j]);
+    }
+    /*--------------------end------------------------*/
 }
 ```