<tswett> learn sex is a board game which originated in Britain in the 1870s before spreading throughout Europe in the 1890s. Sex was introduced to the rest of the world by a book, "The Complete Guide to Sex", written and published by Taneb in 1932, based on Taneb\'s extensive experience with a wide variety of forms of European sex.

#!/usr/bin/env python
import sys
import json
data = json.loads(sys.stdin.read().decode('utf-8'))
print eval(sys.argv[1]).encode('utf-8')