想要它变成什么样,自己做一下修改就是了:
#include<iostream>
#include<fstream>
#include <windows.h>
#include<string>
#include <time.h>
#include<cstdlib>
#include<iomanip>
using namespace std
int n=0
#define M cout<<
#define N Sleep(80)
#define Y N M
#define NN cout<<"╭—————————————————————————————————————————————╮"<<endlcout<<"∣ num ∣ name∣ age ∣ hig ∣ 语文 ∣ 数学 ∣ 英语 ∣ 平均 ∣ 总分 ∣ 评语 ∣ "<<endlcout<<"├———-┼———-┼———┼———┼———-┼———-┼———-┼—————┼————┼———-┤"<<endlcout<<"∣"<<setw(6)<<p1->num<<setw(3)<<"∣"<<setw(7)<<p1->name<<setw(2)<<"∣"<<setw(4)<<p1->age<<setw(4)<<"∣"<<setw(4)<<p1->hig<<setw(4)<<"∣"<<setw(5)<<p1->score[0]<<setw(4)<<"∣"<<setw(5)<<p1->score[1]<<setw(4)<<"∣"<<setw(5)<<p1->score[2]<<setw(4)<<"∣"<<setw(8)<<setprecision(3)<<p1->ave<<setw(4)<<"∣"<<setw(6)<<p1->sum<<setw(4)<<"∣"<<setw(7)<<p1->p_y<<setw(2)<<"∣"<<endlcout<<"  ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ "<<endl
////////////////////////////////////////////////////////////////////////////////////////////
////
////
////
////////////////////////////////////////////////////////////////////////////////////////////
class ji_ke_1_class
{
int num
char name[20]
int age
float hig
int score[3]
float ave
float sum
char p_y[10]
public:
void set_date()
void display()
void creat()
void print()
void insert()
void exchange(ji_ke_1_class *p1,ji_ke_1_class *p2)
void sort(int j)
void index(int q,char aa[20])
void del(int num)
void save()
void tongji()
void load()
class ji_ke_1_class *next
}
ji_ke_1_class *head,*p1,*p2,*p
void ji_ke_1_class::set_date ()
{
cout<<"学号_姓名_年龄_身高_"<<endl
cin>>num>>name>>age>>hig
cout<<"-----分数::语文_数学_英语_"<<endl<<" "
for(int i=0i<3i++)
cin>>score[i]
}
void ji_ke_1_class::display()
{
ji_ke_1_class *p
int i
for( p=head , i=0 i<n i++ , p=p->next )
cout<<"∣"
<<setw(6)<<p->num
<<setw(3)<<"∣"
<<setw(7)<<p->name
<<setw(2)<<"∣"
<<setw(4)<<p->age
<<setw(4)<<"∣"
<<setw(4)<<p->hig
<<setw(4)<<"∣"
<<setw(5)<<p->score[0]
<<setw(4)<<"∣"
<<setw(5)<<p->score[1]
<<setw(4)<<"∣"
<<setw(5)<<p->score[2]
<<setw(4)<<"∣"
<<setw(8)<<setprecision(3)<<p->ave
<<setw(4)<<"∣"
<<setw(6)<<p->sum
<<setw(4)<<"∣"
<<setw(7)<<p->p_y
<<setw(2)<<"∣"
<<endl
}
void ji_ke_1_class::print()
{
ji_ke_1_class *p0=head
cout<<"╭—————————————————————————————————————————————╮"<<endl
cout<<"∣ num ∣ name∣ age ∣ hig ∣ 语文 ∣ 数学 ∣ 英语 ∣ 平均 ∣ 总分 ∣ 评语 ∣ "<<endl
cout<<"├———-┼———-┼———┼———┼———-┼———-┼———-┼—————┼————┼———-┤"<<endl
p0->display()
cout<<"  ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ "<<endl
}
void ji_ke_1_class::creat()
{
int m=0
float total=0
head=p2=p1=new ji_ke_1_class
p1->set_date()
while(p1->num!=0)
{
n=n+1
if(n==1)
head=p1
else
p2->next=p1
p2=p1
p1=new ji_ke_1_class
p1->set_date ()
}
p2->next=0
ji_ke_1_class *p=new ji_ke_1_class
for(p=head m<n p=p->next )
{
total=total+p->score[0]+p->score[1]+p->score[2]
p->sum=total
p->ave=total/3
cout<<p->sum<<"--------__"<<p->ave<<endl
if(p->ave>85) strcpy( p->p_y , "优秀" )
else if(p->ave>75) strcpy( p->p_y , "中等" )
else if(p->ave>60) strcpy( p->p_y , "及格" )
else strcpy( p->p_y , "不及格" )
total=0
m+=1
}
}
template<typename T1>
void exchang1(T1 &a,T1 &b)
{
int t
t=a
a=b
b=t
}
template<typename T2>
void exchang2(T2 &a,T2 &b)
{
float t
t=a
a=b
b=t
}
void ji_ke_1_class::exchange(ji_ke_1_class *p1,ji_ke_1_class *p2)
{
char t2[30],t1[10]
exchang1(p1->num,p2->num)
exchang1(p1->score[1],p2->score[1])
exchang1(p1->score[0],p2->score[0])
exchang1(p1->score[2],p2->score[2])
exchang2(p1->hig,p2->hig)
exchang2(p1->ave,p2->ave)
exchang2(p1->sum,p2->sum)
strcpy(t2,p1->name)
strcpy(p1->name,p2->name)
strcpy(p2->name,t2)
strcpy(t1,p1->p_y )
strcpy(p1->p_y ,p2->p_y )
strcpy(p2->p_y ,t1)
}
void ji_ke_1_class::sort(int j)
{
ji_ke_1_class *p1,*p2
int m,t
cout<<endl
for(p1=head , m=0 m<n-1 m++ , p1=p1->next)
for(p2=p1->next,t=m+1 t<n t++ , p2=p2->next)
{
if( (p1->num) > (p2->num) && j==1 ) exchange(p1,p2)
if( (p1->sum) < (p2->sum) && j==2 ) exchange(p1,p2)
}
print()
cout<<endl
}
void ji_ke_1_class::del(int num)
{
ji_ke_1_class *p1,*p2
if(head==0)
{
cout<<"nlist null!n"
goto end1
}
p1=head
while(num!=p1->num && p1->next!=0)
{
p2=p1
p1=p1->next
}
if(num==p1->num)
{
if(p1==head) head=p1->next
else p2->next=p1->next
cout<<"n"<<"恭喜你--deleted the:"<<num<<endl<<endl
n=n-1
}
else cout<<num<<"抱歉--好像没有这个数吧!!n"<<"nn"
end1:
}
void ji_ke_1_class::insert()
{
float total
ji_ke_1_class *pt=new ji_ke_1_class
ji_ke_1_class *p0,*p1,*p2
pt=new ji_ke_1_class
pt->set_date()
total=0
int i
for(i=0i<3i++)
total+=pt->score[i]
pt->sum=total
pt->ave=total/3
if(pt->ave>85) strcpy( pt->p_y , "优秀" )
else if(pt->ave>75) strcpy( pt->p_y , "中等" )
else if(pt->ave>60) strcpy( pt->p_y , "及格" )
else strcpy( pt->p_y , "不及格" )
p1=head
p0=pt
if(head==0)
{
head=p0
p0->next=0
}
else
{
while( (p0->num>p1->num)&&(p1->next!=0))
{
p2=p1
p1=p1->next
}
if(p0->num<=p1->num)
{
if(head==p1) head=p0
else p2->next=p0
p0->next=p1
}
else
{
p1->next=p0
p0->next=0
}
}
n=n+1
}
void ji_ke_1_class::index(int q,char aa[20])
{
ji_ke_1_class *p1=head
int m=0,j=0
int len,flag=1
int a[4]
for( m=0 m<n p1=p1->next , m++ )
{
a[0]=0a[1]=0a[2]=0a[3]=0
flag=1
a[0]=(int)( (p1->num)/1000 ) a[1]=(int)( (p1->num-a[0]*1000 )/100 )
a[2]=(int)( (p1->num-a[1]*100-a[0]*1000 )/10 ) a[3]=(int)( p1->num-a[1]*100-a[0]*1000-a[2]*10 )
for(int i=19 i>=0 i--)
{
if(aa[i]!=0)
len=i+1
}
int m[4],k=0,y=0,x=0,d=0
for(k=0k<4k++)
{
d=0
y=(int)aa[k]
for(x=48x<=57x++)
{
d++
if(x==y) m[k]=(d-1)
}
}
for(j=0 j<4 j++ )
{
if( a[j]!=m[j] )
flag=0
}
if( flag==1 && q==1 )
{
NN
break
}
if( p1->name[0]==aa[0] && p1->name[1]==aa[1] && p1->name[2]==aa[2] && q==2 )
{
NN
break
}
}
if( m==n ) cout<<"no the student"<<endl
}
int x[20]
string filename
void ji_ke_1_class::save()
{
int d,d1=0
int ii
cout<<endl<<"请输入存储路径(建议存入当前文件中的data_save中)(例 ---绝对路径:C:\\文件名\\文件名\\数据名.dat n "
<<" ---相对路径:save\\数据名.dat )"
<<endl
<<"路径为:"
string cc
cin>>cc
cout<<" ╭——————————————╮"<<endl<<"正在保存 "
for(ii=0ii<15ii++)
{
cout<<'20'
Sleep(15)
}
ifstream file1("程序必用1.dat",ios::binary)
file1.read( (char *)&d , sizeof(d) )
d1=(int)d+1
file1.close()
string filename0,name_file
filename0=cc
name_file=filename0.c_str()
ofstream file2("程序必用1.dat",ios::binary)
file2.write( (char *)&d1 , sizeof(d1) )
file2.close()
ofstream file3("程序必用2.dat", ios::app|ios::out )
file3<<name_file.c_str ()<<" "
file3.close()
ofstream outfile(cc.c_str(),ios::binary)
if(!outfile)
{
cerr<<"!!!!!"<<endl
abort()
}
outfile.write( (char *)&n , sizeof(n) )
ji_ke_1_class *p=head
for(int i=0i<ni++,p=p->next)
outfile.write( (char *)p,sizeof(ji_ke_1_class))
outfile.close()
for(ii=0ii<15ii++)
{
cout<<'20'
Sleep(15)
}
cout<<endl<<endl
cout<<"-----已成功保存!!!!!!"<<endl<<endl
}
void ji_ke_1_class::load()
{
int h1,h2
string qq,name[20],name0[20]
ifstream file("程序必用1.dat",ios::binary)
if(!file)
{
cerr<<"open error!!"<<endl
abort()
}
file.read( (char *)&h1, sizeof(h1) )
h2=int(h1)
cout<<"共有以下 "<<h2<<" 个文件"<<endl
ifstream file0("程序必用2.dat",ios::in)
if(!file0)
{
cerr<<"open error!!"<<endl
abort()
}
for(int e=0e<h2e++)
{
if(e%2==0) cout<<endl
file0>>name[e]
name0[e]=name[e]
cout<<"第"<<e+1<<"个文件:"<<setw(16)<<(string)name0[e]<<" "
}
file0.close()
cout<<endl
loop3:
cout<<endl<<"请输入路径(例 ---绝对路径:C:\\文件名\\文件名\\数据名.dat ---相对路径:save\\数据名.dat)"<<endl
cout<<"路径为:"
string ccc
cin>>ccc
cout<<" ╭——————————————╮"<<endl<<"正在读取 "
int ii
for(ii=0ii<15ii++)
{
cout<<'20'
Sleep(15)
}
ifstream infile(ccc.c_str(),ios::binary)
int c
ji_ke_1_class t[60],*pp[60]
if(!infile)
{
cout<<endl<<"无此文件 1---重输 other---放弃"
cin>>c
if(c==1) goto loop3
else goto loop4
}
int nn,nnn
int i
infile.read( (char *)&nn , sizeof(nn) )
nnn=(int)nn
n=nnn
infile.read( (char *)&t[0] , sizeof(ji_ke_1_class) )
head=(ji_ke_1_class *)&t[0]
for(i=1 i<nnn i++)
{
infile.read( (char *)&t[i] , sizeof(ji_ke_1_class) )
pp[i]=(ji_ke_1_class *)&t[i]
if(i==1)
{
head->next=pp[1]
}
if(i!=1)
{
pp[i-1]->next=pp[i]
}
}
infile.close()
for(ii=0ii<15ii++)
{
cout<<'20'
Sleep(15)
}
cout<<endl
cout<<endl<<"————————恭喜!!!成功装载,数据文件以可以使用"<<endl<<endl
loop4:
}
void ji_ke_1_class::tongji()
{
ji_ke_1_class *pm=head
int m,by=0,bz=0,bc=0,bj=0
for(pm=head , m=0 m<n m++ , pm=pm->next)
{
if( pm->ave >= 85 ) by++
if( pm->ave < 85 && pm->ave >=75 ) bz++
if( pm->ave >=60 && pm->ave < 75 ) bj++
if( pm->ave < 60 ) bc++
}
cout<<endl
<<"总计 "<<n<<" 人:"<<endl
<<" 优秀生人数:"<<setw(5)<<by<<setw(12)<<"优秀率为:"<<setw(6)<<setprecision(5)<<(double)by/n<<endl
<<" 中等生人数:"<<setw(5)<<bz<<setw(12)<<"中等率为:"<<setw(6)<<setprecision(5)<<(double)bz/n<<endl
<<" 及格生(60-75)人数:"<<setw(5)<<bj<<setw(12)<<"及格率为:"<<setw(6)<<setprecision(5)<<(double)bj/n<<endl
<<" 不及格人数为:"<<setw(5)<<bc<<setw(12)<<"不及格率为:"<<setw(6)<<setprecision(5)<<(double)bc/n<<endl<<endl
}
void bz()
{
system("cls")
M"欢"Y"迎"Y"使"Y"用"Y"本"Y"程"Y"序"Y"-"Y"-"Y"-"Y"-"Y"-"Y" 使"Y"用"Y"说"Y"明"Y":"Ncout<<endl<<endl
M"一"Y""Y"、"Y"建"Y"立"Y"自"Y"己"Y"的"Y"数"Y"据"Y"("Y"建"Y"议"Y"马"Y"上"Y"存"Y"储"Y"!"Y"!"Y")"Y"按"Y"提"Y"示"Y"操"Y"作"Y"即"Y"可"Y""Y"呵"Y"呵"Ncout<<endl<<endl
M"二"Y""Y"、"Y"注"Y"意"Y"事"Y"项"Y":"Y" 对"Y"链"Y"表"Y"("Y"数"Y"据"Y")"Y"若"Y"超"Y"过"Y"6"Y"0"Y"个"Y","Y"则"Y"请"Y"联"Y"系"Y""Y""Y"吕"Y""Y""Y"威"Y""Y""Y"___"Y"qq"Y":"Y"921963406"Y","Y"可"Y"免"Y"费"Y"赠"Y"送"Y"所"Y"需"Y"程"Y"序"Ncout<<endl<<endl
M"三"Y""Y"、"Y"建"Y"链"Y"表"Y"的"Y"最"Y"后"Y"使"Y"全"Y"为"Y"0"Y","Y"建"Y"表"Y"结"Y"束"Ncout<<endl<<endl
M"四"Y""Y"、"Y"因"Y"技"Y"术"Y"有"Y"限"Y","Y"清"Y"屏"Y"函"Y"数"Y"造"Y"成"Y"head"Y"丢"Y"失"Y""Y"慎"Y"用"Y"!"Y"!"Ncout<<endl<<endl<<" "
M"制"Y"作"Y"人"Y":"Y""Y""Y""Y""Y"吕"Y""Y""Y""Y""Y"威"Y""Y""Y""Y""Ncout<<endl<<endl
}
////////////////////////////////////////////////////////////////////////////////////////////
////
////
////////////////////////////////////////////////////////////////////////////////////////////
void mult()
{tm * tp
time_t t
cout<<"____________________________________________________________________________________________________n"
cout<<" ╭——————————————╮n"
<<" "
t=time(NULL)
tp=localtime(&t)
cout<<tp->tm_mon+1<<"-"<<tp->tm_mday<<"-"<<tp->tm_year+1900<<" "
cout<<tp->tm_hour<<":"<<tp->tm_min<<":"<<tp->tm_sec
cout<<" ∣ 菜单 ∣ n"
<<" ∣____________________________∣n"
<<" ∣ 0---创建数据 ∣n"
<<" ∣ ∣n"
<<" ∣ 1---按学号排序 ∣n"
<<" ∣ ∣n"
<<" ∣ 2---按分数排序 ∣n"
<<" ∣ ∣n"
<<" ∣ 3---删除一学生信息 ∣n"
<<" ∣ ∣n"
<<" ∣ 4---插入一学生信息 ∣n"
<<" ∣ ∣n"
<<" ∣ 5---检索一学生 ∣n"
<<" ∣ ∣n"
<<" ∣ 6---统计数据 ∣n"
<<" ∣ ∣n"
<<" ∣ 7---保存 ∣n"
<<" ∣ ∣n"
<<" ∣ 8---打开 ∣n"
<<" ∣ ∣n"
<<" ∣ 9---清屏 ∣n"
<<" ∣ ∣n"
<<" ∣ 10--帮助(建议先看) ∣n"
<<" ∣ other---quit ∣n"
<<" ∣ ∣n"
<<"  ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄n"
}
void select()
{
int fl=0,a,num2
ji_ke_1_class aa
loop:
cout<<"What can I do for you ? ? ?(输入命令---数字) :"
cin>>a
switch(a)
{
case 0 :
{
cout<<"输入数据n"
aa.creat()
aa.print()
goto loop
}
case 1 :
{
aa.sort(1)
goto loop
}
case 2 :
{
aa.sort(2)
goto loop
}
case 3 :
{
cout<<"num========"
cin>>num2
aa.del(num2)
goto loop
}
case 4 :
{
aa.insert()
goto loop
}
case 5 :
{
char xx[20]={0}
cout<<"输入要查询的学生的学号 或 姓名:"
cin>>xx
if( xx[0]>=48 && xx[0]<=57 )
aa.index(1,xx)
else
aa.index(2,xx)
goto loop
}
case 6 :
{
aa.tongji()
goto loop
}
case 7 :
{
aa.save()
fl=1
goto loop
}
case 8 :
{
aa.load()
goto loop
}
case 9 :
{
ji_ke_1_class *nn=new ji_ke_1_class
head=nn
system("cls")//清屏造成head丢失-------------------------------------------------------
nn=head
mult()
goto loop
}
case 10 :
{
bz()
mult()
goto loop
}
default :
{
if(fl=0)
{
char f
cout<<"你想要储存吗y/N"
cin>>f
if(f=='y'||f=='y')
{
aa.save()
fl=1
goto loop
}
else goto end
}
else goto end
}
}
end:
}
void main()
{
int q2=0
ifstream file0("程序必用1.dat",ios::binary)
if(!file0)
{
file0.close()
ofstream file1("程序必用1.dat",ios::binary)
file1.write( (char *)&q2 , sizeof(q2) )
file1.close()
goto loop5
}
file0.close()
loop5:
mult()
select()
}