#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <map>
#include <math.h>

using namespace std;

map<int, double> acc;
int someacc = -1;
char res[1000 * 60];
char num[10];
int poc;

int rand1()
{
	return rand() % 10;
}

int makenew(int bank = -1)
{
	int i;
	int res = 0;
	do
	{
		res = 0;
		for (i = 0; i < (bank > -1 ? 4 : 5); i++)
			res = res * 10 + rand1();
		if (bank > -1)
			res = res * 10 + bank;
		//printf("%d\n", res);
	} while (acc.count(res) > 0);
	acc[res] = 0;
	poc++;
	if (someacc == -1)
		someacc = res;
	return res;
}

int makeone()
{
	if (someacc == -1)
		return makenew();
	else
		return someacc;
}

void strch(char * str, int c)
{
	int len = strlen(str);
	str[len] = (char)c;
	str[len+1] = 0;
}

void insertacc(int acc, char *c)
{
	int i, j;
	j = 10000;
	for (i = 0; i < 4; i++)
	{
		strch(c, ((acc / j)%10) + 48);
		j /= 10;
	}
	strch(c, '/');
	strch(c, (acc % 10) + 48);
}

void writeln()
{
	strcat(res, "\n");
}

char * ftos(double d)
{
	sprintf(num, "%.2lf", d);
	return num;
}

char * aftercolon(char * str)
{
	return strchr(str, ':') + 2;
}

int main()
{
	int i, j, a, b;
	char line[500];
	char sth[100];
	double bal;

	fgets(line, 400, stdin);
	res[0] = 0;
	poc = 0;
	while (strncmp(line, "goodbye", 7) != 0)
	{
		//printf(".%s.\n", line);
		if (strchr(line, ':') != NULL && strncmp(aftercolon(line), "no such", 7) == 0)
		{
			b = strchr(line, ' ') - line;
			strncat(res, line, b + 1);
			sscanf(line + b, "%lf", &bal);
			a = makenew();
			acc[a] = -1;
			poc--;
			//printf("here %s\n", line);
			insertacc(a, res);
			if (line[0] == 't')
			{
				strcat(res, " ");
				insertacc(makeone(), res);
			}
			strcat(res, " ");
			strcat(res, ftos(bal));
			writeln();
		}
		else
		{

		if (strncmp(line, "create", 6) == 0)
		{
			strcat(res, "create ");
			if (strncmp(line + 8, "ok", 2) == 0)
			{
				a = makenew();
				insertacc(a, res);
				acc[a] = -1;
				poc--;
			}
			else 
				insertacc(makeone(), res);
			writeln();
		}
		else if (strncmp(line, "deposit", 7) == 0)
		{
			strcat(res, "deposit ");
			sscanf(line + 8, "%lf", &bal);

			//printf("poc = %d\n", poc);
			insertacc(makeone(), res);
			//printf("poc = %d\n", poc);

			strcat(res, " ");
			strcat(res, ftos(bal));
			writeln();
		}
		else if (strncmp(line, "withdraw", 8) == 0)
		{
		//	printf("here\n");
			strcat(res, "withdraw ");
			sscanf(line + 9, "%lf", &bal);
			a = makenew();
			if (strncmp(aftercolon(line), "insuf", 5) == 0)
				acc[a] = 0;
			else
				acc[a] = bal;
			insertacc(a, res);
			strcat(res, " ");
			strcat(res, ftos(bal));
			writeln();
		}
		else if (strncmp(line, "transfer", 8) == 0)
		{
			strcat(res, "transfer ");
			sscanf(line + 9, "%lf", &bal);
			if (strncmp(aftercolon(line), "same", 4) == 0)
				a = b = makeone();
			else if (strncmp(aftercolon(line), "insuf", 5) == 0)
			{
				a = makenew();
				b = makeone();
				acc[a] = 0;
			}
			else if (strncmp(aftercolon(line), "inter", 5) == 0)
			{
				a = makeone();
				b = makenew(((a % 10) + 1) % 10);
			}
			else
			{
				a = makenew();
				b = makeone();
				acc[a] = bal;
			}
			
			insertacc(a, res);
			strcat(res, " ");
			insertacc(b, res);
			strcat(res, " ");
			strcat(res, ftos(bal));
			writeln();

		}
		else if (strncmp(line, "end", 3) == 0)
		{
			if (poc == 0)
			{
				makenew();
			}
			//printf("eeeeeeeeend\n");
			strcat(res, "end\n\n");
			printf("%d\n", poc);
			//printf("here---end\n");
			map<int, double>::iterator iter;
			for (iter = acc.begin(); iter != acc.end(); iter++)
			{
				if (iter->second >= 0)
				{
					sth[0] = 0;
					insertacc(iter->first, sth);
					printf("%s %.2lf\n", sth, iter->second);
				}
			}
			printf("%s", res);
			res[0] = 0;
			poc = 0;
			someacc = -1;
			acc.clear();
		}
		}
		//printf("koniec");
		fgets(line, 400, stdin);
	}
	printf("0\n");

	return 0;
}