#include <bits/stdc++.h>
using namespace std;

bool cmp(pair<int, char> a, pair<int, char> b)
{
    if (a.first == b.first)
        return a.second<b.second;
    return a.first<b.first;
}

int main()
{
    pair<int, char> hue[8];
    ifstream in("symbol.in");
    ofstream of("symbol.out");

    for (int i=0;i<5;i++)
        in>>hue[i].first>>hue[i].second;

    sort(hue, hue+5, cmp);

    for (int i=0;i<5;i++)
    {
        for (int j=0;j<hue[i].first;j++)
            of<<hue[i].second;
        of<<endl;
    }



    return 0;
}