updated hard-problems
authorelijah <elijah@riseup.net>
Sun, 29 Jun 2014 23:13:17 +0000 (16:13 -0700)
committerelijah <elijah@riseup.net>
Sun, 29 Jun 2014 23:13:17 +0000 (16:13 -0700)
commit8eacc2b337d5af9d88432f67a4be02ef45e65bd3
treee203cb144596327fe0bda10f489d8405d6284b37
parentacc53efcdda98360efb41cba9cd7e3a52f84ec93
updated hard-problems
docs/tech/hard-problems/en.md