#include <iostream>
#include <cstring>
#include <cstdlib>
#include <string>
 
using namespace std;

 
 void TrimRight( char *s )
 
 {
    int _strlen = 0;         
    int i=0;
        
    for ( ; s[i]!='\0'; ++i )  

      if (s[i] != ' ') _strlen = i;             
    
    s = (char*)realloc(s, (_strlen+1) * sizeof(char));    
    s[_strlen+1]='\0';   
 }
 
 
int main()
 
{
   char *str = new char[255];  
   cin.getline(str, 255);
   cout<<str<<"\\end "<<endl;   
   TrimRight(str);
   cout<<str<<"\\end "<<endl;
   free(str);
}