//#include <iostream>
#include <fstream>

using namespace std;

struct Pair
{
    int count;
    char symbol;
};

void bubbleSort(Pair array[], int size)
{
    bool needsSorting;
    int counter = 0;

    do
    {
        needsSorting = false;

        for (int i = 1; i < size - counter; ++i)
        {
            if (array[i].count <= array[i - 1].count)
            {
                if (array[i].count == array[i - 1].count)
                {
                    if (array[i].symbol < array[i - 1].symbol)
                    {
                        swap(array[i - 1], array[i]);
                    }
                }
                else
                {
                    swap(array[i - 1], array[i]);
                }

                needsSorting = true;
            }
        }

        ++counter;
    }
    while (needsSorting);
    for (int i = 0; i < size; i++)
    {

    }
}

int main()
{
    ifstream in ("symbol.in");

    Pair symbols[5];
    for (int i = 0; i < 5; i++)
    {
        in >> symbols[i].count;
        in >> symbols[i].symbol;
    }

    bubbleSort(symbols, 5);

    ofstream out ("symbol.out");

    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < symbols[i].count; j++)
        {
            out << symbols[i].symbol;
        }
        out << endl;
    }

    return 0;
}