Update step7.c

step7.c

@@ -14,7 +14,6 @@ typedef struct {
 Student students[MAX_STUDENTS];
 int studentCount = 0;
 
-// 函数声明
 void inputAndSortStudents();
 int compareStudents(const void *a, const void *b);
 void queryStudents();
@@ -39,7 +38,7 @@ void addStudent(int id, int class, char *name, float score1, float score2, float
     }
 }
 void inputAndSortStudents() {
-    // 这里应该有一个循环来输入学生信息
+
     
     addStudent(10001, 11, "Zhang", 99.5, 88.5, 89.5);
     addStudent(10002, 12, "Yang", 77.9, 56.5, 87.5);
@@ -49,7 +48,6 @@ void inputAndSortStudents() {
     addStudent(10006, 12, "Mao", 22.1, 45.9, 99.2);
     addStudent(10007, 13, "Zhan", 35.6, 67.9, 88.0);
 
-    // 排序学生信息
     qsort(students, studentCount, sizeof(Student), compareStudents);
 }
 
@@ -59,7 +57,7 @@ int compareStudents(const void *a, const void *b) {
     if (studentA->class != studentB->class) {
         return studentA->class - studentB->class;
     }
-    return (studentB->total - studentA->total); // 降序排列
+    return (studentB->total - studentA->total); 
 }
 
 void queryStudents() {