#include <iostream>
#include <string>
using namespace std;

int main()
{
	char m;
	string s, res;
	cout << " Enter string s: " << endl;
	getline(cin, s);
	cout << " m: " << endl;
	cin >> m;

	char prev = s[0];
	char act = s[1];
	if (m == 'p')
	{

		int k = 1;
		for (int i = 1; s[i]; i++)
		{
			act = s[i];
			if (act == prev)
				k++;
			else
			{
				if (k > 1)
					res += (k + '0');
				k = 1;
				res += prev;
				prev = act;
			}
		}
		if (k > 1)
		{
			res += (k + '0');
			k = 1;
			res += act;
		}
		else
		{
			res += act;
		}
	}
	else
	{
		for (int i = 1; s[i]; i++)
		{
			act = s[i];
			if (prev > '1' && prev <= '9')
			{
				for (int j = 1; j < prev - '0'; j++)
					res += act;
				prev = act;
			}
			else
			{
				res += prev;
				prev = act;
			}
		}
		res += prev;
	}

	cout << res;
	return 0;
}