?? unit1.cpp
字號:
//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
void discrypt(char m1[10], char c1[10]);
void encrypt(char m[10],char c[10]);
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
char c[10];
String q ;
q=Edit1->Text;
encrypt(q.c_str(),c);
Edit2->Text=c;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
String p;
char c[10];
p= Edit2->Text;
discrypt(p.c_str() ,c);
Edit3->Text=c;
}
//---------------------------------------------------------------------------
void encrypt(char m[10],char c[10])
{
int k=3;
int i;
for(i=0;m[i]!='\0';i++)
c[i]=(m[i]-'a'+k)%26 +'a';
}
void discrypt(char m1[10], char c1[10])
{
int k=3;
int q;
for( q=0;m1[q]!='\0';q++)
c1[q]=(m1[q]-'a'-k+26) %26 +'a';
}
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