c集中上机实验报告

C网页设计集中上机报告学生：学号：班级：专业：目录集中上机总结 (20)（正文内容）#include "stdio.h"#include "stdlib.h"#include "ctype.h"#include "malloc.h"#include "string.h"#include "conio.h"#include "mem.h"#define N 4typedef struct stuNode{char no[9];char name [15];char sex [2];int age;int score[N];float sum;float average;int order;struct stuNode *next;}STUDENT;STUDENT *init();STUDENT *create();STUDENT *delete_student(STUDENT *h); void inputs(char *prompt,char *s, int count); void print(STUDENT *h);void search(STUDENT *h);void save(STUDENT *h);STUDENT *load();void computer(STUDENT *h); STUDENT *insert(STUDENT *h);void copy();void append();STUDENT *sort(STUDENT *h);int menu_select();int submenu();void grade();void class0(STUDENT *h);void class6(STUDENT *h);void class7(STUDENT *h);void class8(STUDENT *h);void class9(STUDENT *h);void main(){int i;STUDENT *head;head = init();clrscr();printf (\n\n);printf ("\t****************\n");printf ("\t* WELCOME TO MY STUDENTS' SCORE SYSTEM \n");printf (\t*********************************************\n);for (; ;){switch(menu_select()){case 0:head=init();break;case 1:head=create();break;case 2:head=delete-student(head);break;case 3:append();break;case 4:head=insert(head);break;case 5:print(head);break;case 6:search(head);break;case 7:save(head);break;case 8:head=load();break;case 9:copy();break;case 10:computer(head);break;case 11:head=sort(head);break;case 12:grade();break;case 13:exit(0);}}}int menu_select(){char *menu[]={"**************MENU************","0. Init list","1.Add records to list","2.Delete a record from list","3.Append a record to list","4.Insert a record to list","5.Print list","6.Search record on name","7.Save the file","8.Load the file","9.Backup the file","10.Average of each score","11.Sort and order","12.Classification the score","13.Quit"};char s[3];int c, i;gotoxy(1,25);printf("press any key to continue...\n");getch ();clrscr();gotoxy(1,1);textcolor(YELLOW);textbackground(BLUE);gotoxy(19,2);putch(0xc9);for(i=1;i<40;i++)putch(0xcd);putch(0xbb);for(i=3;i<20;i++){gotoxy(19,i);putch(0xba);gotoxy(63,i);putch(0xba);}gotoxy(19,20);putch(0xc8);for(i=1;i<44;i++)putch(0xcd);putch(0xbc);window(20,3,62,19);clrscr();for(i=0;i<15;i++){gotoxy(10,i+1);cprintf("%s",menu[i]);}textbackground(BLACK);window(1,1,80,25);gotoxy(10,21);do{printf("\n\t\t Enter your choice(0~13) to continue...");scanf("%s",s);c=atoi(s);}while(c<0||c>13);return c;}STUDENT *init(){return NULL;}STUDENT *create(){int i;int s;STUDENT *h=NULL,*info;clrscr();while(1){info=(STUDENT *)malloc(sizeof(STUDENT));if (!info){printf("\t out of memory");return NULL;}inputs("\n\nEnter the NO.as 20032300. \n [Type * to End Enter]:",info->no,9);if(info->no[0]= = '*')break;inputs("Enter name:",info->name,15);inputs("Enter the sex M(ale) or F(emale):",info->sex,2);do{printf("Enter the age of the student:");scanf("%d",&info->age);if(info->age>30||info->age<0)printf("\tAGE ERROR!!TYPE AGAIN!\n");}while(info->age<0||info->age>30);printf("\n\nplease input %d scores\n",N);printf("The oder is:\n");printf("scorel......FOREIGN LANGUAGE\NSCORE2.....HIGH LEVEL MATHS\n");printf("score3.........c LANGUAGE\nscore4.........PHILOSOPHY\n");s=0;for(i=0;i<N;i++){do{printf("score %d:".i+1);scanf("%d",&info->score[i]);if(info->score[i]>100||info->score[i]<0)printf("\n DA TA ERROR!!TYPE AGAIN!\n");}while(info->score[i]>100||info->score[i]<0);s=s+info->score[i];info->sum=s;info->average=(float)s/N;info->order=0;info->next=h;h=info;}return(h);}void inputs(char *prompt, char *s, int count){char p[255];do{printf(prompt);scanf("%s",p);if(strlen(p)>count)printf("\n too long!\n");}while(strlen(p)>count);strcpy(s,p);}void print(STUDENT *h){STUDENT *p;int i=1;clrscr();p=h;printf("\n*******************SYUDENT**********************************\n");printf("|rec| No | name |sex|age|sc1|sc2|sc3|sc4| sum | ave |order|\n");printf("|---|----------|-----------|---|---|---|---|---|---|-------|------|-----|\n");while(p!=NULL){printf("|%-3d|%-10s|%-15s|%1s|%3d|%3d|%3d|%3d|%3d|%4.2f|%4.2f|%3d|\n",i,p->no,p->na me,p->sex,P->age,p->score[0]),p->score[1],p->score[2],p->score[3],p->sum,p->average,p->order) ;p=p->next;i++;}printf("*********************************************end********************* **************************************\n");}STUDENT *delete_student(STUDENT *h){student *p,*q;char s[9];clrscr();printf("please deleted no\n");scanf("&s",s);p=q=h;while(strcmp(p->no,s)&&p!=NULL){q=p;p=p->next;}if(p==NULL)printf("\nList No. %sstudent\n",s);else{printf("\n\n\n*************STUDENT****************************************** ******\n");printf("|rec| No | name |sex|age|sc1|sc2|sc3|sc4| sum | ave |order|\n");printf("|---|----------|-----------|---|---|---|---|---|---|-------|------|-----|\n");printf("|%-3d|%-10s|%-15s|%1s|%3d|%3d|%3d|%3d|%3d|%4.2f|%4.2f|%3d|\n",i,p->no,p->name,p ->sex,P->age,p->score[0]),p->score[1],p->score[2],p->score[3],p->sum,p->average,p->order);printf("*********************************************end************************* **********************************\n");getcher();if(p==h)h=p->next;elseq->next=p->next;free(p);printf("\n*****Have deleted No %s student*****\n",s);printf("\n*****Have deleted No %s student*****\n",s);printf("*********Don`tforget to save!*********\n");}return(h);}void search(STUDENT *h){STUDENT *p;char s[15];int len;clrscr();printf("\nPlease enter name for searching\n");scanf("%s",s);p=h;while(p!=NULL){while(strcmp(p->name,s)&&p!=NULL)p=p->next;if(p==NULL)printf("\nlist no %s student\n",s);else{printf("| No | name |sex|age|sc1|sc2|sc3|sc4| sum | ave |order|\n");printf("|----------|-----------|---|---|---|---|---|---|-------|------|-----|\n");printf("|%-10s|%-15s|%1s|%3d|%3d|%3d|%3d|%3d|%4.2f|%4.2f|%3d|\n",i,p->no,p->name,p->sex,P->age,p->score[0]),p->score[1],p->score[2],p->score[3],p->sum,p->average,p->order);p=p->next;}}getchar();}STUDENT *insert(STUDENT *h){STUDENT *p,*q,*info;char s[9];int s1,i;printf("\n\nplease enter location befor the No.\n");scanf("%s",s);printf("\nplease new record\n");info=(STUDENT *)malloc(sizeof(STUDENT));if(!info){printf("\nOut of memory");return NULL;}inputs("Enter the No.\n[As 20032300]:",info->no,9);inputs("Enter the name:",info->name,15);inputs("Enter the sex M(ale) or f(emale):"info->sex,2);do{printf("Enter the age of the student:");scanf("%d",&info->age);if(info->age>30||info->ahe<0)printf("\t AGE ERROR!!TYPE AGAIN!\N");}while(info->age<0||info->age<30);printf("\n\nplease input %dscores\n",N);printf("The order is:\n");printf("score1......FOREIGN LANGUAGE\nscore2......HIGH LEVEL MATHS\n"); printf("score3.............C LANGUAGE\nscore4............PHILOSOPHY\n");si=0;for(i=0;i<N;i++){do{printf("score%d:"i+1);scanf("%d",&info->score[i]);if(info->score[i]>100||info->score[i]<0);printf("%t Error data!!repeat input!\n");}while(info->score[i]>100||info->score[i]<0);s1=s2+info->score[i];}info->sum=s1;info->average=(float)s1/N;info->order=0;info->next=NULL;p=h;q=h;while(strcmp(p->no,s)&&p!=NULL){q=p;p=p->next;}if(p=NULL){if(p==h)h=hinfo;elseq->next=info;}else{if(p==h){info->next=p;h=info;}else{info->next=p;q->next=info;}}printf("\n****Have inserted %s student****\n",info->name); printf("***Don't forget to save***\n");return(h);}void save (STUDENT *h){FILE *fp;STUDENT *p;char outfile[10];printf("%s",outfile);if((fp=fopen(outfile,"wb"))==NULL){printf("can not open file\n");exit(1);}printf("\nSaving file......\n");p=h;while(p!=NULL){fwrite(p,sizeof(STUDENT),1,fp);p=p->next;}fclose(fp);printf("**********Saved successful!!**********\n");}STUDENT *load(){STUDENT *p,*q,*h=NULL;FILE *fp;char infile[10];printf("Enter infile name,for example c:\\filename.txt:\n"); scanf("%s",infile);if((fp=fopen(infile,"rb"))==NULL){printf("can not open file\n");exit(1);}printf("\n**********Loading file!**********\n");p=(STUDENT *)malloc(sizeof(STUDENT));if(!p){printf("Out of memory!\n");return h;}h=p;while(!feof(fp)){if(1!=fread(p,sizeof(STUDENT),1,fp))break;p->next=(STUDENT *)malloc(sizeof(STUDENT));if(!p->next){printf("Out of memory!\n");retur h;}q=p;p=p->next;}q->next=NULL;fclose(fp);printf("*****You have read data from file!!!*****\n"); return h;}void copy(){char outfile[10],infile[10];FILE *sfp,*tfp;STUDENT *p=NULL;clrscr();printf("Enter infile name,for example c:\\filename1.txt:\n"); scanf("%s",infile);if((sfp=fopen(infile,"rb"))==NULL){printf("Can not open output file\n");exit(0);}printf("Enter infile name,for example c:\\filename2.txt:\n"); scanf("%s",outfile);if((tfp=fopen(outfile,"wb"))==NULL){printf("Can not open output file\n");exit(0);}while(!feof(sfp)){ifif(1!=fread(p,sizeof(STUDENT),1,sfp))break;fwrite(p,sizeof(STUDENT,1,tfp));}fclose(sfp);fclose(tfp);printf("**********You have backup file!!**********\n"); }STUDENT *sort(STUDENT *h){int i=0;STUDENT *p,*q,*t,*h1;h1=h->next;while(h1!=NULL){t=h1;h1=h1->next;p=h;q=h;while(t->average<p->average&&!p=NULL){q=p;p=->next;}if(p==q){t->next=p;h=t;}else{t->next=p;q->next=t:}}p=h;while(p!=NULL){i++p->order=i;p=p->next;}printf("**********Sort success!!!**********\n"); return h;}void computer(STUDENT *h){STUDENT *p;int i=o;long s1=0;long s2=0;long s3=0;long s4=0;long sa11=0;float ave1=0;float ave2=0;float ave3=0;float ave4=0;float aa11=0;p=h;while(p!NULL){s1+=p->score[0];s2+=p->score[1];s3+=p->score[2];s4+=p->score[3];sa11+=p->sum;i++;p=p->next;}ave1=(float)s1/i;ave2=(float)s2/i;ave3=(float)s3/i;ave4=(float)s4/i;aa11=(float)sa11/i;clrscr();printf("\n\n\n****A11 students' sum score is ****\n\n\n\n\n");printf("| type | sc1 | sc2 | sc3 | sc4 | a11 |\n");printf("|------|---------|---------|---------|---------|---------|"\n);printf("| summ | %-7d | %-7d | %-7d | %-7d | %-9d |",s1,s2,s3,s4,sa11);printf("|------|---------|---------|---------|---------|---------|"\n);printf("| aver | %3.2f | %3.2f | %3.2f | %3.2f | %5.2f|\n",ave1,ave2,ave3,ave4,aa11);}void class9(STUDENT *h){STUDENT *p;int i;p=h;clrscr();while(p!=NULL){for(i=0;i<N;i++){if(p->score[i]>=90){printf("|--------|--------------|--------|--------|\n");printf("|%8s|%14s| sc%1d | %d |\n",p->no,p->name,i+1,p->score[i]);}}p=p->next;}}void class8(STUDENT *h){STUDENT *p;int i;p=h;clrscr();while(p!=NULL){for(i=0;i<N;i++){if(p->score[i]<90&&p->score[i]>=80){printf("|--------|--------------|--------|--------|\n");printf("|%8s|%14s| sc%1d | %d |\n",p->no,p->name,i+1,p->score[i]);}}p=p->next;}}void class7(STUDENT *h){STUDENT *p;int i;p=h;clrscr();while(p!=NULL){for(i=0;i<N;i++){if(p->score[i]>=70&&p->score[i]<80){printf("|--------|--------------|--------|--------|\n");printf("|%8s|%14s| sc%1d | %d |\n",p->no,p->name,i+1,p->score[i]);}}p=p->next;}}void class6(STUDENT *h){STUDENT *p;int i;p=h;clrscr();while(p!=NULL){for(i=0;i<N;i++){if(p->score[i]>=60&&p->score[i]<70){printf("|--------|--------------|--------|--------|\n");printf("|%8s|%14s| sc%1d | %d |\n",p->no,p->name,i+1,p->score[i]);}}p=p->next;}}void class0(STUDENT *h){STUDENT *p;int i;p=h;clrscr();while(p!=NULL){for(i=0;i<N;i++){if(p->score[i]<60){printf("|--------|--------------|--------|--------|\n");printf("|%8s|%14s| sc%1d | %d |\n",p->no,p->name,i+1,p->score[i]);}}p=p->next;}}void grade(){STUDENT *head;clrscr();for(;;){switch(submenu()){case 1:class9(head);break;case 2:class8(head);break;case 3:class7(head);break;case 4:class6(head);break;case 5:class0(head);break;case 6:main();break;}}}void submenu(){char*menu[]={"************SUBMENU************","1. ....90=< Record <=100....","2. ....80=< Record <90....","3. ....70=< Record <80....","4. ....60=< Record <70....","5. ....00=< Record <60....","6. Return to main menu..."};char s[3];int c,i;gotoxy(1,25);printf("Press any key to continue...\n");getch();clrscr();gotoxy(19,2);putch(0xc9);for(i=1;i<44;i++)putch(0xcd);putch(0xbb);for(i=3;i<20;i++){gotoxy(19,i);putch(0xba);gotoxy(63,i);putch(0xba);}gotoxy(19,20);putch(0xc8);for(i=1;i<44;i++)putch(0xcd);putch(0xbc);window(20,3,62,19);clrscr();for(i=0;i<7;i++){gotoxy(10,i+1);cprintf("%s",menu[i]);}textbackground(BLACK);window(1,1,80,25);gotoxy(10,21);do{printf("\n\t\t Enter your choice(1~6) to continue...");scanf("%s",s);c=atoi(s);}while(c<0||c>7);return c;}void append(){FILE *fpSTUDENT *info;int s1,i;char infile[10];printf("\nplease new record\n");info=(STUDENT *)malloc(sizeof(STUDENT));if(!info){printf("\nout of memory");return;}inputs("Enter the No.\n[As 20032300]:",info->no,9);inputs("Enter the name:",info->name,15);inputs("Enter the sex M(ale) or F(emale):",info->sex,2);do{printf("Enter the age of the student:");scanf("%d",&info->age<0);if(info->age>30||info->age<0)printf("\n AGE ERROR!!TYPE AGAIN!\n");}while(info->age<0||info->age>30);printf("\n\nplease input %d scores\n",N);printf("The order is:\n");printf("score1......FOREIHN LANGUAGE\nscore2......HIGH LEVEL MATHS\n");printf("score3............C LANGUAGE\nscore4............PHILOSOPHY\n");s1=0;for(i=1;i<N;i++){do{printf("score%d:",i+1);scanf("%d",&info->score[i]);if(info->score[i]>100||info->score[i]<0)printf("bad data,repeat input\n");}while(info->score[i]>100||info->score[i]<0);s1=s1+info->score[i];}info->sum=s1;info->average=(float)s1/N;info->order=0;info->next=NULL;printf("Enter infile name,for example c:\\filename.txt:\n");scanf("%s",infile);if((fp=fopen(infile,"ab"))==NULL){printf("Can not open file\n");exit(1);}printf("\n ****Appending record...*****\n");if(1!=fwrite(info,sizeof(STUDENT),1,fp)){printf("******File write error!******\n");return;}printf("*****Append sucessful!!*****\n");fclose(fp);}集中上机总结经过一周的集中上机，使我对C语言有了更近一步的认识，学好C语言我们必须注重实践。