<Jafet> ` (echo \'\xe2\x80\x8b#!/bin/sh\'; echo \'echo "$@" | sed \'\\\'\'s/\\\\/\\n/g\'\\\'\' >/tmp/a.c && gcc -w -Wfatal-errors -std=c11 -O2 /tmp/a.c -o /tmp/a.out && /tmp/a.out\') >bin/cc && chmod +x bin/cc

#!/usr/bin/env python
import sys
sys.stdout.write ((lambda s: "".join([(s[i].upper() if i%2==0 else s[i].lower()) for i in range(len(s)) ]))(open("/dev/stdin").read()))