程序代码：

#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<string.h>
#include<stdlib.h>

//结构体嵌套二级指针练习
//结构体设计
struct TeaCher {
    //老师姓名
    char *name;

    //老师带的学生姓名数组
    char **Studets;



};

void allocateSpace(struct TeaCher ***teacherArray) {
    
    if (teacherArray == NULL)
    {
        return;
    }
    //堆区分配内存
     struct TeaCher ** ts = malloc(sizeof(struct TeaCher *) * 3);
    //数据赋值
    
    for (int i = 0; i < 3; i++)
    {
        ts[i] = malloc(sizeof(struct TeaCher));//给老师分配内存

        ts[i]->name = malloc(sizeof(char) * 64);//给老师姓名属性分配内存
        sprintf(ts[i]->name, "TeaCher_%d", i + 1);//给老师姓名赋值
      //给老师带领学生数组分配内存
        ts[i]->name = malloc(sizeof(char *)* 4);
        //给学生姓名赋值

        for (int j = 0; j < 4; j++)
        {
            ts[i]->Studets[j] = (char)malloc(sizeof(char)* 64);

            sprintf(ts[i]->Studets[j], "%s_studet_%d", ts[i]->name, j + 1);
        }
    
    }


    //建立关系
    *teacherArray = ts;

}

//打印操作
void printTeacharArray(struct TeaCher ** teacherArray) {

    for (int i = 0; i < 3; i++)
    {
        printf("%s\n", teacherArray[i]->name);//老师姓名
        for (int j = 0; j < 4; j++)
        {
            printf("   %s\n",teacherArray[i]->Studets[j]);
        }

    }

}

void test01() {
    //老师数组创建
    struct TeaCher ** teacherArray = NULL;

    //分配内存
    allocateSpace(&teacherArray);
    
    //打印所有老师和学生的信息
    printTeacharArray(teacherArray);

}


int main() {

    test01();

    system("pause");
    return EXIT_SUCCESS;
}