/******************************************************************************
 
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C/C++.
Code, Compile, Run and Debug online from anywhere in world.
 
*******************************************************************************/
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#include <sstream>
#include <string>
 
 
int main() {
 
	std::string s("|");
 
  std::stringstream exchangeByteStrStr(s.substr(1,  0));
  std::stringstream optionKeyStrStr(s.substr(1));
  std::string sout1 = exchangeByteStrStr.str().c_str();
  std::string sout2 = optionKeyStrStr.str().c_str();
 
	// your code goes here
	cout << std::hex << "'" << exchangeByteStrStr << "'" << optionKeyStrStr<< "'" << endl;
 
	return 0;
}
 
 
 

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NDU=

45