> #include<iostream>
> #include<string>
> using namespace std;
> int main()
> {
> 	int b=0,i;
> 	char a[10000];
> 	string s;
> 	cin>>s;
> 	while(s!="ENDOFINPUT")
> 	{
> 		if(s=="START")	
> 		{
> 			i=0;
> 			while(1)
> 			{
> 				a[i]=cin.get();
> 				if(a[i]=='D'&&a[i-1]=='N'&&a[i-2]=='E')					
> 					break;
> 				i++;
> 				b++;
> 			}
> 			for(i=0;i<=b-3;i++)
> 			{
> 				if(a[i]>=70&&a[i]<=90)
> 					a[i]-=5;
> 				else if(a[i]>=65&&a[i]<=69)a[i]+=21;
> 				if(a[i]==53)
> 					a[i]-=21;
> 			}
> 			for(i=1;i<=b-4;i++)
> 				cout<<a[i];
> 			b=0;
> 		}
> 		cout<<endl;
> 		cin>>s;
> 	}
> 	return 0;
> }
>