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student_007
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student_007/student.cpp

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6 years ago
#include"stdio.h"
#include"windows.h"
#include"conio.h"
#include"stdlib.h"
#include"string.h"
int menu();
int menu_select();
void tj();
void cx();
int xg();
void xs();
void fd();
void pm();
float fm();
int pass();
int average();
int wenjiandiaochu();
int mima();
int i,j,k,y;
FILE *fp;
struct stu
{
int xh;
char name[30];
float score;
};struct stu s[100];
int main()
{
system("color F4");//<2F><><EFBFBD>ף<EFBFBD><D7A3><EFBFBD>
system("pause");
int e;
e=mima();
if(e==1)
return 0;
printf("\n");
printf("\t*-*-*-*-*-*-*-*-*-*-*-*-*-*\n");
printf("\t* <20><><EFBFBD><EFBFBD>Ӵ<EFBFBD><D3B4> *\n");
printf("\t* <20><>ϲ<EFBFBD><CFB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *\n");
printf("\t* ѧ<><D1A7>C<EFBFBD><43><EFBFBD>Գɼ<D4B3><C9BC><EFBFBD>¼<EFBFBD><C2BC>ϵͳ *\n");
printf("\t* *^_^* *\n");
printf("\t* *^<5E><>ӭʹ<D3AD><CAB9>^* *\n");
printf("\t*-*-*-*-*-*-*-*-*-*-*-*-*-*\n");
printf("\n");
menu();
return 0;
}
int menu()//<2F>˵<EFBFBD>
{
int n=0;
char c,a;
n=menu_select();
switch(n)
{
case 0: tj(); break;//<2F><><EFBFBD><EFBFBD>
case 1: xg(); break;// <20>޸<EFBFBD>
case 2: xs(); break;//<2F><>ʾ
case 3: cx();break;//<2F><>ѯ
case 4: pm();break;//<2F><><EFBFBD><EFBFBD>
case 5: fm();break;//<2F><><EFBFBD>ߺ<EFBFBD><DFBA><EFBFBD><EFBFBD>ͷ<EFBFBD>
case 6: average();break;//ƽ<><C6BD><EFBFBD><EFBFBD>
case 7: pass();break;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
case 8: fd();break;//ѧ<><D1A7><EFBFBD>ɼ<EFBFBD><C9BC>ֶ<EFBFBD>
case 9: return 0;//<2F><><EFBFBD><EFBFBD>
}
if(0<=n&&n<=8)
{
printf("<EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>ɼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>й<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Y<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>N\n");
a=getchar();
scanf("%c",&c);
if(c=='y'||c=='Y')
{
system("cls");
menu();
}
while(c!='y'&&c!='Y'&&c!='n'&&c!='N')
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ë<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n");
scanf("%c",&c);
getchar();
if(c=='y'||c=='Y')
{
system("cls");
menu();
}
if(c=='n'||c=='N')
{
return 0;
}
}
}
}
int menu_select()//<2F>˵<EFBFBD>ѡ<EFBFBD><D1A1>
{int a;
printf("\n");
printf("\t*-*-*-*-*-*-*-*-*-*-*-*-*-*\n");
printf("\t*-0. <20><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ -*\n");
printf("\t*-1. <20>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ -*\n");
printf("\t*-2. <20><>ʾѧ<CABE><D1A7><EFBFBD><EFBFBD>Ϣ -*\n");
printf("\t*-3. <20><>ѯѧ<D1AF><D1A7><EFBFBD><EFBFBD>Ϣ -*\n");
printf("\t*-4. ѧ<><D1A7><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD> -*\n");
printf("\t*-5. <20><><EFBFBD>ߺ<EFBFBD><DFBA><EFBFBD><EFBFBD>ͷ<EFBFBD> -*\n");
printf("\t*-6. ƽ<><C6BD><EFBFBD><EFBFBD> -*\n");
printf("\t*-7. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> -*\n");
printf("\t*-8. ѧ<><D1A7><EFBFBD>ɼ<EFBFBD><C9BC>ֶ<EFBFBD> -*\n");
printf("\t*-9. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> -*\n");
printf("\t*-*-*-*-*-*-*-*-*-*-*-*-*-*\n");
printf("\n\t<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>빦<EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><>ѡ0~9:\n");
scanf("%d",&a);
getchar();//<2F><><EFBFBD>ջس<D5BB><D8B3><EFBFBD>
while(!(a>=0&&a<=9))
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŷ<EFBFBD><EFBFBD><EFBFBD>鷳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>");
scanf("%d",&a);
getchar();
}
return a;
}
int xg() //<2F>޸<EFBFBD>
{
FILE *fp1;
char st[30];
int num,k,x,id;
float nu;
system("cls");
wenjiandiaochu();
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
return 0;
}
fscanf(fp1,"%d",&k);
fclose(fp1);
printf("ѧ<EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><EFBFBD>밴1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><EFBFBD>밴2,ĪҪѡ<D2AA><D1A1><EFBFBD>ˣ<EFBFBD>\n");
scanf("%d",&x);
while(x!=1&&x!=2)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ë<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n");
scanf("%d",&x);
}
if(x==1)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ijɼ<EFBFBD><EFBFBD>˵<EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
scanf("%d",&num);
for(int i=0;i<k;i++)
{
if(num==s[i].xh)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
scanf("%d",&id);
s[i].xh=id;
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%s",st);
strcpy(s[i].name,st);
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD>ijɼ<EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%f",&nu);
getchar();
s[i].score=nu;
fp=fopen("student.txt","w+");
for(i=0;i<k;i++)
fprintf(fp,"%d %s %.1f\n",s[i].xh,s[i].name,s[i].score);
fclose(fp);
printf("<EFBFBD>㶨\n");
return 0;
}
}
printf("ð<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ\n");
return 0;
}
if(x==2)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ijɼ<EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%s",st);
for(int i=0;i<k;i++)
{
if(strcmp(s[i].name,st)==0)
{
char str[30];
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
scanf("%d",&id);
s[i].xh=id;
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%s",st);
strcpy(s[i].name,st);
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ĺ<EFBFBD><EFBFBD>ijɼ<EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%f",&nu);
getchar();
for(i=0;i<k;i++)
fprintf(fp,"%d %s %.1f\n",s[i].xh,s[i].name,s[i].score);
fclose(fp);
printf("<EFBFBD>㶨\n");
return 0;
}
}
printf("ð<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ\n");
return 0;
}
}
void cx()//<2F><>ѯ
{
FILE *fp1;
char st[30];
int x,num,k=0;
wenjiandiaochu();
system("cls");
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%d",&k);
fclose(fp1);
printf("ѧ<EFBFBD>Ų<EFBFBD>ѯ<EFBFBD>밴1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD>밴2<EFBFBD><EFBFBD>ĪҪѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:\n");
scanf("%d",&x);
while(x!=1&&x!=2)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ë<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n");
scanf("%d",&x);
}
if(x==1)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
scanf("%d",&num);
for(int i=0;i<k;i++)
if(num==s[i].xh)
{
printf("ѧ<EFBFBD>ţ<EFBFBD>%d\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>%s\n<EFBFBD>ɼ<EFBFBD><EFBFBD><EFBFBD>%.1f\n",s[i].xh,s[i].name,s[i].score);
return;
}
printf("ð<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ\n");
return;
}
if(x==2)
{printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%s",st);
for(int i=0;i<k;i++)
if(strcmp(s[i].name,st)==0)
{
printf("ѧ<EFBFBD>ţ<EFBFBD>%d\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>%s\n<EFBFBD>ɼ<EFBFBD><EFBFBD><EFBFBD>%.1f\n",s[i].xh,s[i].name,s[i].score);
return;
}
printf("ð<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ\n");
return;
}
}
void tj()//<2F><><EFBFBD><EFBFBD>
{ FILE *fp1;
system("cls");
int i,j,c;
int a=1;
if((fp=fopen("student.txt","a"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
return;
}
for(i=0;a!=0;)
{
int d,x;
float z;
char st[30];
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
scanf("%d",&x);
getchar();
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
gets(st);
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>ijɼ<EFBFBD><EFBFBD><EFBFBD>\n");
scanf("%f",&z);
getchar();
fprintf(fp,"%d %s %.1f\n",x,st,z);
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>0<EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD>\n");
scanf("%d",&d);
getchar();//<2F><><EFBFBD>ܻس<DCBB>
a=d;
while(a!=1&&a!=0)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ë<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n");
scanf("%d",&a);
}
i++;
}
fclose(fp);
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)//<2F>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt<78>ļ<EFBFBD>
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%d",&j);
fclose(fp1);
rewind(fp1);
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","w"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
c=j+i;
fprintf(fp1,"%d",c);
fclose(fp1);
}
void xs()//<2F><>ʾ
{ system("cls");
int ch;
if((fp=fopen("student.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>\n");
exit(0);
}
printf("\t\t\tȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>\n");
printf("\t****************\n");
printf("\t*ѧ<><D1A7> name <20>ɼ<EFBFBD>*\n");
printf("\t****************\n");
while(!feof(fp))
{
ch=fgetc(fp);
putchar(ch);
}
fclose(fp);
}
void pm()//<2F><><EFBFBD><EFBFBD>
{
wenjiandiaochu();
int i=0,k,m=0,a;
char c;
float average,pass,sum=0;
struct stu t;
FILE *fp1;
system("cls");
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%d",&k);
fclose(fp1);
for(i=0;i<k;i++)
{
for(j=i+1;j<k+1;j++)
{
if(s[i].score<s[j].score)
{
t=s[i];
s[i]=s[j];
s[j]=t;
}
}
}
for(i=0;i<k;i++)
{ /* sum=sum+s[i].score;
if(s[i].score>=60)
m++; */
printf("\t\t\t<EFBFBD><EFBFBD>%d<><64>:%d %-4s %.1f\n",i+1,s[i].xh,s[i].name,s[i].score);
}
printf("<EFBFBD>Ƿ<EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD><EFBFBD>棬<EFBFBD><EFBFBD><EFBFBD>밴1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>밴0<EFBFBD><EFBFBD>\n");
scanf("%d",&a);
c=getchar();//<2F><><EFBFBD>ջس<D5BB>
while(a!=1&&a!=0)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ë<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n");
scanf("%d",&a);
}
if(a==1)
{
if((fp=fopen("student.txt","w+"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
for(int l=0;l<k;l++)
{
fprintf(fp,"%d %s %.1f",s[l].xh,s[l].name,s[l].score);
fprintf(fp,"\n");
}
printf("<EFBFBD>㶨<EFBFBD><EFBFBD>\n");
fclose(fp);
if(a==0)
{
return;
}
}
/*average=sum/i;
pass=m/i;
printf("<EFBFBD><EFBFBD><EFBFBD>ſγ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳ɼ<EFBFBD><EFBFBD>ǣ<EFBFBD>%d",s[0]);
printf("<EFBFBD><EFBFBD><EFBFBD>ſγ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͳɼ<EFBFBD><EFBFBD>ǣ<EFBFBD>%d",s[i]);
printf("<EFBFBD><EFBFBD><EFBFBD>ſγ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><EFBFBD><EFBFBD>ɼ<EFBFBD><EFBFBD>ǣ<EFBFBD>%d",average);
printf("<EFBFBD><EFBFBD><EFBFBD>ſγ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD>%d",pass);*/
}
void fd()//<2F>ɼ<EFBFBD><C9BC>ֶ<EFBFBD>
{ int k;
FILE *fp1;
system("cls");
wenjiandiaochu();
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%d",&k);
fclose(fp1);
printf("\t\t\t 90<39><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ!\n");
printf("\t\t\tѧ<EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20>ɼ<EFBFBD><C9BC><EFBFBD>\n");
for(i=0;i<k;i++)
if(s[i].score>=90)
printf("\t\t\t%d %s %.1f%ld\n",s[i].xh,s[i].name,s[i].score);
printf("\n\n");
printf("\t\t\t 80<38><30>89<38><39>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ!\n");
printf("\t\t\tѧ<EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20>ɼ<EFBFBD><C9BC><EFBFBD>\n");
for(i=0;i<k;i++)
if(s[i].score<90&&s[i].score>=80)
printf("\t\t\t%d %s %.1f%ld\n",s[i].xh,s[i].name,s[i].score);
printf("\n\n");
printf("\t\t\t 60<36><30>79<37><39>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ!\n");
printf("\t\t\tѧ<EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20>ɼ<EFBFBD><C9BC><EFBFBD>\n");
for(i=0;i<k;i++)
if(s[i].score>=60&&s[i].score<80)
printf("\t\t\t%d %s %.1f%ld\n",s[i].xh,s[i].name,s[i].score);
printf("\n\n");
printf("\t\t\t 60<36><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ!\n");
printf("\t\t\tѧ<EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20>ɼ<EFBFBD><C9BC><EFBFBD>\n");
for(i=0;i<k;i++)
if(s[i].score<60)
printf("\t\t\t%d %s %.1f%ld\n",s[i].xh,s[i].name,s[i].score);
printf("\n\n");
}
int wenjiandiaochu()//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ
{
int i;
FILE *fp;
if((fp=fopen("student.txt","a+"))==NULL)
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD>򿪳<EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
exit(0);
}
for(i=0;!feof(fp);)
{
fscanf(fp,"%d%s%f",&s[i].xh,&s[i].name,&s[i].score);
i++;
}
fclose(fp);
return 0;
}
float fm()//<2F><><EFBFBD>߷<EFBFBD><DFB7><EFBFBD><EFBFBD>ͷ<EFBFBD>
{
FILE *fp1;
int k;
float max,min,sum=0;
wenjiandiaochu();
system("cls");
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%d",&k);
fclose(fp1);
max=s[0].score;
min=s[0].score;
for(int i=1;i<k;i++)
{
if(s[i].score>max)
max=s[i].score;
if(s[i].score<min)
min=s[i].score;
}
printf("<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>߷֣<EFBFBD>%.1f\n<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>ͷ֣<EFBFBD>%.1f\n",max,min);
return 0;
}
int average()//ƽ<><C6BD><EFBFBD><EFBFBD>
{
FILE *fp1;
system("cls");
wenjiandiaochu();
float k,c,sum=0;
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%f",&k);
fclose(fp1);
for(int i=1;i<k;i++)
{
sum=sum+s[i].score;
}
c=sum/k;
printf("<EFBFBD><EFBFBD>ǰѧ<EFBFBD><EFBFBD>C<EFBFBD><EFBFBD><EFBFBD>Գɼ<EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>%.2f\n",c);
return 0;
}
int pass()//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
FILE *fp1;
system("cls");
wenjiandiaochu();
float k,c,p=0;
int i;
if((fp1=fopen("ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.txt","r"))==NULL)
{
printf("<EFBFBD>ļ<EFBFBD><EFBFBD>ӵð취<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
exit(0);
}
fscanf(fp1,"%f",&k);
fclose(fp1);
for(i=0;i<k;i++)
{
if(s[i].score>=60)
p++;
}
c=p/k;
printf("<EFBFBD><EFBFBD>ǰѧ<EFBFBD><EFBFBD>C<EFBFBD><EFBFBD><EFBFBD>Գɼ<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>%.2f\n",c);
return 0;
}
int mima()//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
char m[10],c;
int i;
printf("\n\n\n\n\t\t\t\t<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8λ<EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:\n");
for(i=0;i<8;i++)
{
m[i]=getch();
printf("$");
}
c=getchar();//<2F><><EFBFBD>ջس<D5BB><D8B3><EFBFBD>
m[i]='\0';//<2F>ÿո<C3BF><D5B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>i+n<><6E><EFBFBD><EFBFBD>
printf("\n");
if(strcmp(m,"14789632")==0)
return 0;
if(strcmp(m,"14789632")!=0)
{
printf("<EFBFBD><EFBFBD><EFBFBD>벻<EFBFBD><EFBFBD>ѽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļǴ<EFBFBD><EFBFBD><EFBFBD>Ŷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD>Σ<EFBFBD>\n");
for(i=0;i<8;i++)
{
m[i]=getch();
printf("$");
}
c=getchar();//<2F><><EFBFBD>ջس<D5BB><D8B3><EFBFBD>
m[i]='\0';//<2F>ÿո<C3BF><D5B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>i+n<><6E><EFBFBD><EFBFBD>
printf("\n");
if(strcmp(m,"14789632")==0)
return 0;
else
{
printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<EFBFBD>˳<EFBFBD>\n");
return 1;
}
return 0;
}
}