xsxkxt/课程设计源代码_学生选课系统_1807_18408000739_黄海臻.c.cpp

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
typedef struct subject_info
{
	int number;
	char name[20];
	int score;
	int time;
	int classtime;
	int exprimenttime;
	char term[10];
} subject;
typedef struct student_info
{
	char xh[4];
	char name[10];	
	int subject_num1;
	int subject_num2;
} student;
subject sub;
student stu; 

void infoinput()       //<2F>γ<EFBFBD><CEB3><EFBFBD>Ϣ¼<CFA2>뺯<EFBFBD><EBBAAF> 
{
	FILE *fp;
	fp=fopen("si.txt","a+");
	 if(fp==NULL)
        {
	        printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!\n");
	        exit(0);
        }
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>γ̱<EFBFBD><EFBFBD>ţ<EFBFBD>\n");
    scanf("%d",&sub.number);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƣ<EFBFBD>\n");
    scanf("%s",sub.name);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD>ѧ<EFBFBD>֣<EFBFBD>\n");
    scanf("%d",&sub.score);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD>ѧʱ<EFBFBD><EFBFBD>\n");
    scanf("%d",&sub.time);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD>ѧʱ<EFBFBD><EFBFBD>\n");
    scanf("%d",&sub.classtime);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD>ѧʱ<EFBFBD><EFBFBD>\n");
    scanf("%d",&sub.exprimenttime);
    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뿪<EFBFBD><EFBFBD>ѧ<EFBFBD>ڣ<EFBFBD>\n");
    scanf("%s",sub.term);
    fprintf(fp,"\n%d\t%s\t%d\t%d\t%d\t%d\t%s\t\n",sub.number,sub.name,sub.score,sub.time,sub.classtime,sub.exprimenttime,sub.term);
    if(fclose(fp))
	 {
		printf("<EFBFBD>޷<EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>\n");
	  	exit(0);
	 }
}

void studentinfo()   //ѧ<><D1A7>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>Ϣ¼<CFA2><C2BC> 
{
	FILE *fp;
	fp=fopen("student.txt","a+");
	if(fp==NULL)
	{
		printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!");
		exit(0);
	}
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>");
	scanf("%s",stu.xh);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
	scanf("%s",stu.name);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>ĵ<EFBFBD>һ<EFBFBD>ſγ̵ı<EFBFBD><EFBFBD>ţ<EFBFBD>");
	scanf("%d",&stu.subject_num1);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>ĵڶ<EFBFBD><EFBFBD>ſγ̵ı<EFBFBD><EFBFBD>ţ<EFBFBD>");
	scanf("%d",&stu.subject_num2); 
	fprintf(fp,"\n%s\t%s\t%d\t%d\t\n",stu.xh,stu.name,stu.subject_num1,stu.subject_num2);
	if(fclose(fp))
	 {
		printf("<EFBFBD>޷<EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>");
	  	exit(0);
	 }
}

void lookthrough()  //<2F>γ<EFBFBD><CEB3><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD> 
{
	FILE *fp;
	fp=fopen("si.txt","r");
		if(fp==NULL)
	{
		printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!");
		exit(0);
	}
	rewind(fp);
	printf("ѡ<EFBFBD>޿γ<EFBFBD><EFBFBD><EFBFBD>Ϣһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>\t<EFBFBD><EFBFBD><EFBFBD><EFBFBD>\tѧ<EFBFBD><EFBFBD>\tѧʱ\t<EFBFBD>ڿ<EFBFBD>ѧʱ\tʵ<EFBFBD><EFBFBD>ѧʱ\t<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>\n");
	while(!feof(fp))
	{
		fscanf(fp,"%d\t%s\t%d\t%d\t%d\t%d\t%s\t",&sub.number,sub.name,&sub.score,&sub.time,&sub.classtime,&sub.exprimenttime,sub.term);
		printf("\n%d\t%s\t%d\t%d\t%d\t         %d\t        %s\t\n",sub.number,sub.name,sub.score,sub.time,sub.classtime,sub.exprimenttime,sub.term);
	 } 
		if(fclose(fp))
	  {
	  	printf("<EFBFBD>޷<EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>\n");
	  	exit(0);
	  }	  
}

void xh_cx()   //<2F><>ѧ<EFBFBD>Ų<EFBFBD>ѯ
{char s[4];
char a[4]="";
FILE *fp;
int flag=0;
 printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>:");
 scanf("%s",s);
fp=fopen("student.txt","r");  
 if(fp==NULL)
   {
        printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!");
        exit(1);
   }
    rewind(fp);
   while(!feof(fp))
    {
        fscanf(fp,"%s%s%d%d",stu.xh,stu.name,&stu.subject_num1,&stu.subject_num2);
      strncpy(a,stu.xh,4);
  
  if(strcmp(a,s)==0)
{
printf("%s\t%s\t%d\t%d\n",stu.xh,stu.name,stu.subject_num1,stu.subject_num2);
flag=1;
}
}
  if(flag==0)
printf("Not Found!\n");       
   if(fclose(fp))
	 {
		printf("<EFBFBD>޷<EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>");
	  	exit(0);
	 }
}

void score_cx()     //<2F><>ѧ<EFBFBD>ֲ<EFBFBD>ѯ
{
	FILE *fp;
	int xf,a;int flag=0; 
	fp=fopen("si.txt","r");
	if(fp==NULL)
	{
		printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!");
		exit(1);
	}
	rewind(fp);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD>֣<EFBFBD>");
	scanf("%d",&xf);
	while(!feof(fp))
	{		
		    fscanf(fp,"%d\t%s\t%d\t%d\t%d\t%d\t%s\t",&sub.number,sub.name,&sub.score,&sub.time,&sub.classtime,&sub.exprimenttime,sub.term);
		    a=sub.score;
		    if(xf==a)
		        {
		            printf("%d\t%s\t%d\t%d\t%d\t%d\t%s\t\n",sub.number,sub.name,sub.score,sub.time,sub.classtime,sub.exprimenttime,sub.term);
			        flag=1;
				}
	}
	if(flag==0)
	printf("Not Found!\n");
	if(fclose(fp))
	 {
		printf("<EFBFBD>޷<EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>");
	  	exit(0);
	 }
}


int main()
{
	int n;
	do
	{
	printf("\nѧ<EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD>ϵͳ\n\n");
	printf("------------------\n");
	printf("| 1.<2E>γ<EFBFBD><CEB3><EFBFBD>Ϣ¼<CFA2><C2BC> |\n");
	printf("| 2.ѡ<><D1A1><EFBFBD><EFBFBD>Ϣ¼<CFA2><C2BC> |\n"); 
	printf("| 3.<2E>γ<EFBFBD><CEB3><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD> |\n");
	printf("| 4.<2E><>ѧ<EFBFBD>Ų<EFBFBD>ѯ   |\n");
	printf("| 5.<2E><>ѧ<EFBFBD>ֲ<EFBFBD>ѯ   |\n");
	printf("| 6.<2E>˳<EFBFBD>         |\n"); 
	printf("------------------\n\n");
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>");
	scanf("%d",&n);
	switch(n)
	{
		case 1:
		        {
		        	system("cls");
		        	infoinput();
				    break;
			    }
		case 2: 
		       {
			        system("cls");
			        studentinfo();
					break;
	        	}  
		case 3: 
		        {
		        	system("cls");
		        	lookthrough();
		        	break;
				  }  
		case 4: 
		        {
		        	system("cls");
		        	xh_cx();
		        	break;
				  }  
		case 5:  
		        {
		        	system("cls");
		        	score_cx();
		        	break;
				}
		case 6:  
		       {
		       	   system("cls");
		       	   printf("<EFBFBD><EFBFBD>ӭʹ<EFBFBD>ñ<EFBFBD>ϵͳ<EFBFBD><EFBFBD>лл<EFBFBD><EFBFBD>"); 
			   }
		default:break;
	}
	} while(n!=6);
}