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

int main()
{
    int n;
    cin >> n;
    int a[n], sum = 0; // sum:序号总个数，不是最大序号
    for (auto &c : a) cin >> c, c *= 10, sum += c;

    vector<int> v[n];
    int p = -1, l = 0; // p：前一个学校的序号
    while (sum)
    {
        for (int i = 0; i < n; i++)
        {
            if (v[i].size() < a[i])
            {
                sum--;
                if (p != i) v[i].push_back(++l);
                else v[i].push_back(l += 2);
                p = i;
            }
        }
    }

    for (int i = 0; i < n; i++)
    {
        cout << '#' << i + 1 << endl;
        for (int j = 0; j < v[i].size(); j++)
        {
            cout << v[i][j];
            if ((j + 1) % 10 == 0) puts("");
            else cout << ' ';
        }
    }

    return 0;
}