//Written by Morteza Kashi
#include<iostream>
#include<fstream>
#include<string>
ofstream fout;
ifstream fin;

 void main(){
 int key[7]={15,8,2,10,11,4,18};
 string word;
 fin.open("c:\\Cipher.txt");
 fout.open("c:\\Plaintext.txt");
 fin>>word;
 char thischar;
 string thisword;
 int j=0;
 int counter=0;
 while(fin){
   thisword="";
   for(int i=0;i<word.size();i++){
      thischar=word[i];
      thischar=thischar-key[j];
      if(thischar<65)
        thischar=thischar+26;
      thischar=thischar+32;
      thisword=thisword+thischar;
      j=j+1;
      if(j==7)
        j=0;
    }//for
   cout<<thisword;
   fout<<thisword;
   cout<<" ";
   fout<<" ";
   counter++;
   if(counter%10==0&&counter>9){
      cout<<endl;
      fout<<endl;
    }//if
   fin>>word;
  }//while


  int freeze;
  cout<<endl;
  cout<<"Enter an integer to exit:"<<endl;
  cin>>freeze;

 }//main()

// if(thisword[0]==(j+97)||thisword[0]==(j+65)){
//list1.insert(tops[j],list1.lowercase(thisword));