阳谷志邦物流电话:求C语言代码

我对语言不是很精通，下边是我上学时候的作业，里面有置换法，你可以借鉴一下。编程高手别笑我哦。

#include <iostream.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <string.h>
class Ar1 //算法1
{private:char ch;
public:void en()
{while(ch=getchar())
{ if ((ch>='a'&&ch<='z')||(ch>='A'&&ch<='Z'))
{ch=ch+7;
if(ch>'Z'&&ch<='Z'+7||ch>'z')
ch=ch-26;
printf("%c",ch);
}
else
if(ch!='\n')
printf("%c",ch);
else
break;
}
}
void un()
{while(ch=getchar())
{if ((ch>='a'&&ch<='z')||(ch>='A'&&ch<='Z'))
{ch=ch-7;
if(ch<'A'||ch>='a'-7&&ch<'a')
ch=ch+26;
printf("%c",ch);
}
else
if(ch!='\n')
printf("%c",ch);
else
break;
}
}
};
class Ar2 //算法2
{private:int i,j,k;
char ch;
char A[26][3];
public:void en()
{char A[26][3]={"Ww","Yy","Hh","Dd","Aa",
"Oo","Ff","Uu","Ii","Mm","Ee","Rr","Vv",
"Ll","Gg","Zz","Bb","Tt","Cc","Jj","Nn",
"Ss","Pp","Kk","Xx","Qq"};
while(ch=getchar())
if((ch>='a'&&ch<='z')||(ch>='A'&&ch<='Z'))
{for(j=0;j<2;j++)
for(i=0;i<26;i++)
{ if(ch==A[i][j])
{ k=(i+5)%26;
ch=A[k][j];
printf("%c",ch);
break;
}
}
}
else
if(ch!='\n')
printf("%c",ch);
else
break;
}
void un()

{ char A[26][3]={"Jj","Mm","Zz","Dd","Aa",
"Oo","Gg","Uu","Ee","Yy","Ii","Rr","Vv",
"Ll","Ff","Xx","Bb","Tt","Cc","Ww","Nn",
"Ss","Pp","Kk","Hh","Qq"};
while(ch=getchar())
if((ch>='a'&&ch<='z')||(ch>='A'&&ch<='Z'))
{for(j=0;j<2;j++)
for(i=0;i<26;i++)
{ if(ch==A[i][j])
{i=(i+26-5)%26;
ch=A[i][j];
printf("%c",ch);
break;
}
}
}
else
if(ch!='\n')
printf("%c",ch);
else
break;
}
};
class Ar3 //算法3
{private:char A[200];
char a[100][5];
char ch;
int i,j,k,n,m;
public:void en()
{ k=0;m=0;
while((ch=getchar())!='\n')
{ A[k]=ch;
k++;
}
if(k%5!=0)
n=k/5+1;
else
n=k/5;
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
{a[i][j]=A[m];
m++;
if(m>k)
a[i][j]=' ';
}
}
for(i=0;i<n/2;i++)
{ for(j=0;j<5;j++)
{ ch=a[i][j];
a[i][j]=a[n-1-i][j];
a[n-1-i][j]=ch;
}
}
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
cout<<a[i][j];
}
}
void un()
{ k=0;m=0;
while((ch=getchar())!='\n')
{ A[k]=ch;
k++;
}
n=k/5;
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
{a[i][j]=A[m];
m++;
if(m>k)
a[i][j]=' ';
}
}
for(i=0;i<n/2;i++)
{ for(j=0;j<5;j++)
{ ch=a[i][j];
a[i][j]=a[n-1-i][j];
a[n-1-i][j]=ch;
}
}
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
cout<<a[i][j];
}
}
};
class Ar4 //算法4
{private:char A[200];
char a[100][5];
char ch;
int i,j,k,n,m;
public:
void en()
{ k=0;m=0;
while((ch=getchar())!='\n')
{ A[k]=ch;
k++;
}
if(k%5!=0)
n=k/5+1;
else
n=k/5;
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
{a[i][j]=A[m];
m++;
if(m>k)
a[i][j]=' ';
}
}
for(i=0;i<n;i++)
{ ch=a[i][1];
a[i][1]=a[i][2];
a[i][2]=ch;
ch=a[i][3];
a[i][3]=a[i][4];
a[i][4]=ch;
}
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
cout<<a[i][j];
}
}
void un()
{ k=0;m=0;
while((ch=getchar())!='\n')
{ A[k]=ch;
k++;
}
n=k/5+1;
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
{a[i][j]=A[m];
m++;
if(m>k)
a[i][j]=' ';
}
}
for(i=0;i<n;i++)
{ ch=a[i][1];
a[i][1]=a[i][2];
a[i][2]=ch;
ch=a[i][3];
a[i][3]=a[i][4];
a[i][4]=ch;
}
for(i=0;i<n;i++)
{ for(j=0;j<5;j++)
cout<<a[i][j];
}
}
};class Va
{private:int i;
char pa[4];
public:void sr()
{char x='*';
for(int ii=1;ii<4;ii++)
{for(i=0;i<5;i++)
{ pa[i]=getch();
putchar(x);
}
cout<<'\n';
if(pa[0]=='y'&&pa[1]=='u'&&pa[2]=='a'&&pa[3]=='n')
{cout<<"登陆成功!"<<endl;
cout<<"欢迎您的使用!"<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"请输入需要使用的算法(Arithmetic：1/2/3/4)"<<endl;
break;
}
else
{if(ii==3)
{cout<<"您是非法用户!按任意键退出程序。\a"<<endl;
cout<<"________________________________________________________________________________"<<endl;
exit(0);
}
else
cout<<"________________________________________________________________________________"<<endl;
cout<<"登陆口令输入错误!请重新输入:"<<endl;
cout<<"剩余限制次数："<<3-ii<<"次"<<endl;
}
}
}
};
void main()
{int a,b;
cout<<"\t\t\t Visual C++语言基础课程设计 "<<endl;
cout<<"\n\n\n";
cout<<"请输入登陆口令:"<<endl;
Va us;
us.sr();
cout<<"使用算法:";
cin>>a;
cout<<"________________________________________________________________________________"<<endl;
switch(a)
{case 1:Ar1 us1;
cout<<"需要加密还是解密(加密1/解密2)"<<endl;
cout<<"需要:";
cin>>a;
cout<<"________________________________________________________________________________"<<endl;
cout<<"加密解密说明:"<<endl;
cout<<"本程序只对英文大小写字母加密解密,数字及符号忽略不加密解密."<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"请输入文字:"<<endl;
switch(a)
{case 1:us1.en();
cout<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"是否需要解密(1是/2否)"<<endl;
cout<<"选择:";
cin>>b;
cout<<"________________________________________________________________________________"<<endl;
if(b==1)
{cout<<"请输入文字:"<<endl;
us1.un();
cout<<endl;
}
else
break;
case 2:us1.un();
cout<<"________________________________________________________________________________"<<endl;
}
cout<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n';
cout<<"\t\t\t 程序结束,谢谢使用!"<<endl;
break;
case 2:Ar2 us2;
cout<<"需要加密还是解密(加密1/解密2)"<<endl;
cout<<"需要:";
cin>>a;
cout<<"________________________________________________________________________________"<<endl;
cout<<"加密解密说明:"<<endl;
cout<<"本程序只对英文大小写字母加密解密,数字及符号忽略不加密解密."<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"请输入文字:"<<endl;
switch(a)
{case 1:us2.en();
cout<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"是否需要解密(1是/2否)"<<endl;
cout<<"选择:";
cin>>b;
cout<<"________________________________________________________________________________"<<endl;
if(b==1)
{cout<<"请输入文字:"<<endl;
us2.un();
cout<<endl;
}
else
break;
case 2:us2.un();
cout<<"________________________________________________________________________________"<<endl;
}
cout<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n';
cout<<"\t\t\t 程序结束,谢谢使用!"<<endl;
break;
case 3:Ar3 us3;
cout<<"需要加密还是解密(加密1/解密2)"<<endl;
cout<<"需要:";
cin>>a;
cout<<"________________________________________________________________________________"<<endl;
cout<<"加密解密说明:"<<endl;
cout<<"本程序只对英文大小写字母加密解密,数字及符号忽略不加密解密."<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"请输入文字:"<<endl;
switch(a)
{case 1:us3.en();
cout<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"是否需要解密(1是/2否)"<<endl;
cout<<"选择:";
cin>>b;
cout<<"________________________________________________________________________________"<<endl;
if(b==1)
{cout<<"请输入文字:"<<endl;
us3.un();
cout<<endl;
}
else
break;
case 2:us3.un();
cout<<"________________________________________________________________________________"<<endl;
}
cout<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n';
cout<<"\t\t\t 程序结束,谢谢使用!"<<endl;
break;
case 4:Ar4 us4;
cout<<"需要加密还是解密(加密1/解密2)"<<endl;
cout<<"需要:";
cin>>a;
cout<<"________________________________________________________________________________"<<endl;
cout<<"加密解密说明:"<<endl;
cout<<"本程序只对英文大小写字母加密解密,数字及符号忽略不加密解密."<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"请输入文字:"<<endl;
switch(a)
{case 1:us4.en();
cout<<endl;
cout<<"________________________________________________________________________________"<<endl;
cout<<"是否需要解密(1是/2否)"<<endl;
cout<<"选择:";
cin>>b;
cout<<"________________________________________________________________________________"<<endl;
if(b==1)
{cout<<"请输入文字:"<<endl;
us4.un();
cout<<endl;
}
else
break;
case 2:us4.un();
cout<<"________________________________________________________________________________"<<endl;
}
cout<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n'<<'\n';
cout<<"\t\t\t 程序结束,谢谢使用!"<<endl;
break;
}
}

呵呵,天书!