diff --git a/2207/C语言同步练习源码/7-结构体-1.c b/2207/C语言同步练习源码/7-结构体-1.c
index 1a56943..8b170b2 100644
--- a/2207/C语言同步练习源码/7-结构体-1.c
+++ b/2207/C语言同步练习源码/7-结构体-1.c
@@ -16,13 +16,18 @@ void output(student stuList[5]){
                                 stuList[i].socre[1], stuList[i].socre[2]);
     }
 }
-int main(){
-    student stuList[5];//定义了一个结构体数组里面可以容纳5个结构体变量
+
+void input(student stuList[5]){
     int i;
     for(i=0;i<5;i++){
         scanf("%d %s %f %f %f", &stuList[i].num, stuList[i].name, &stuList[i].socre[0], 
                                 &stuList[i].socre[1], &stuList[i].socre[2]);
     }
+}
+int main(){
+    student stuList[5];//定义了一个结构体数组里面可以容纳5个结构体变量
+
+    input(stuList);
     output(stuList);
     return 0;
 }
\ No newline at end of file
diff --git a/2207/C语言同步练习答案.md b/2207/C语言同步练习答案.md
index c5574fa..415664a 100644
--- a/2207/C语言同步练习答案.md
+++ b/2207/C语言同步练习答案.md
@@ -971,6 +971,42 @@ int main(){
 
 ![image-20250227231421233](https://yp.smallkun.cn/markdown/image-20250227231421233.png!compress)
 
+```c
+#include <stdio.h>
+
+typedef struct student{
+    int num;
+    char name[20];
+    float socre[3];
+}student;
+//student 作为一个类型
+//如果不写typedef则结构体类型为 struct student
+
+void output(student stuList[5]){
+    int i;
+
+    for(i=0;i<5;i++){
+        printf("%d\t%s\t%f\t%f\t%f\n", stuList[i].num, stuList[i].name, stuList[i].socre[0], 
+                                stuList[i].socre[1], stuList[i].socre[2]);
+    }
+}
+
+void input(student stuList[5]){
+    int i;
+    for(i=0;i<5;i++){
+        scanf("%d %s %f %f %f", &stuList[i].num, stuList[i].name, &stuList[i].socre[0], 
+                                &stuList[i].socre[1], &stuList[i].socre[2]);
+    }
+}
+int main(){
+    student stuList[5];//定义了一个结构体数组里面可以容纳5个结构体变量
+
+    input(stuList);
+    output(stuList);
+    return 0;
+}
+```
+
 ### 结构体-3
 
 ![image-20250227231434183](https://yp.smallkun.cn/markdown/image-20250227231434183.png!compress)