# -*- coding:utf8 -*-

leftPart = ""
rightPart = ""

result = []

with open("input.txt", "r") as f:
	leftPart, rightPart = f.readline().split("::=")
f.close()

def gramma(string):
	i = 0
	while i < len(string):
		if (string[i].isdigit() or string[i].islower()):
			t = string[i]
			i += 1
			for j in string[i:]:
				if j.isdigit() or string[i].islower():
					t += j
					i += 1
				else:
					break

			result.append("<{0}, {1}>".format(0, t))
		else:
			result.append("<{0}, {1}>".format(1, string[i]))
			i += 1

if __name__ == '__main__':
	gramma(leftPart)
	gramma(rightPart)
	for i in result:
		print i