#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
// A comparison function which is used by sort() in printLargest()
int myCompare(string X, string Y)
{
// first append Y at the end of X
string XY = X.append(Y);
}
// The main function that prints the arrangement with the largest value.
// The function accepts a vector of strings
void printLargest(vector<string> arr)
{
// Sort the numbers using library sort funtion. The function uses
// our comparison function myCompare() to compare two strings.
// See http://www.cplusplus.com/reference/algorithm/sort/ for details
sort(arr.begin(), arr.end(), myCompare);
}
// driverr program to test above functions
int main()
{
vector<string> arr;
return 0;
}