#include <string>
#include <cctype>
#include <iostream>
 
void printCharsAsHex(std::ostream& os, const std::string& s)
{
    for (auto ch : s)
        if (ch != ' ' && !std::ispunct(ch))
            os << std::hex << (int) ch;
        else
            os << ch; // A space is a space.
            
    os << '\n' ;
}
 
int main()
{
    std::string line;
 
    while (std::getline(std::cin, line))
        printCharsAsHex(std::cout, line);
}