#include #include int N1,N2,kk1,kk2,kk3; struct couse * head1; struct student * head2; struct couse//课程信息结构体 { int num1; char name1[20]; int score; int nelepeo;//课程已选人数 int Melepeo;//课程人数上限 struct couse * next; }; struct student//学生信息结构体 { int num2; char name2[20]; int nelenum[50];//已选课程编号 int nelen;//已选课程数量 struct student * next; }; void Ms() { for(kk1=0;kk1<1100;kk1++) for(kk2=0;kk2<1200;kk2++) for(kk3=0;kk3<1200;kk3++); } void keyboardc()//录入课程子函数(从键盘录入) { struct couse *p1,*p2; N1=0; p1=p2=(struct couse*)malloc(sizeof(struct couse)); printf("课程编号\t 课程名称\t 学分\t 课程人数上限\n"); scanf("%d%s%d%d",&p1->num1,p1->name1,&p1->score,&p1->Melepeo); p1->nelepeo=0; head1=NULL; while(p1->num1!=0) { N1=N1+1; if(N1==1)head1=p1; else p2->next=p1; p2=p1; p1=(struct couse * )malloc(sizeof(struct couse)); scanf("%d%s%d%d",&p1->num1,p1->name1,&p1->score,&p1->Melepeo); p1->nelepeo=0; } p2->next=NULL; } void filec()//录入键盘子函数(从文件录入) { FILE * fp; char filepath[20]; struct couse *p1,*p2; N1=0; printf("输入要读入的文件路径:"); getchar(); gets(filepath); if((fp=fopen(filepath,"r"))==NULL) { printf("找不到%s 文件!\n",filepath); exit(0); } p1=p2=(struct couse*)malloc(sizeof(struct couse)); fscanf(fp,"%d%s%d%d%d",&p1->num1,p1->name1,&p1->score,&p1->nelepeo,&p1->Melepeo); head1=NULL; while(!feof(fp)) { N1=N1+1; if(N1==1)head1=p1; else p2->next=p1; p2=p1; p1=(struct couse * )malloc(sizeof(struct couse)); fscanf(fp,"%d%s%d%d%d",&p1->num1,p1->name1,&p1->score,&p1->nelepeo,&p1->Melepeo); } p2->next=NULL; } void inputc()//录入课程主函数 { int i; printf("\t\t\t 录入课程信息\n"); printf("\n1.从键盘录入\n"); printf("2.从文件录入\n"); printf("3.返回主菜单\n"); printf("请选择(1~3):\n"); scanf("%d",&i); switch(i) { case(1):keyboardc();break; case(2):filec();break; case...
