老师布置了一道作业题,用C语言编写学生管理系统,求各位大神帮帮忙!感 ...答:return; } fprintf(fp,"%d\n", TOTAL_NUM); for(p = head; p!= NULL; p= p->next) { fprintf(fp,"%s\t%ld\t%s\t%d\t%s\t%.0f\t%s\n", p->name, p->num, p->sex, p->age, p->address, p->tele_num, p->aihao); } fclose (fp); }void freeAll (){ struct student *p1...