Merge branch 'master' of github.com:ie-ProCon/ant_book
Merge branch 'master' of github.com:ie-ProCon/ant_book
Merge branch 'master' of github.com:ie-ProCon/ant_book
Done Issue #101 road blocks

New file:   Makefile
New file:   answer.cc
New file:   input
New file:   output
Merge pull request #106 from ie-ProCon/issue#101_roadblocks_kanpe

Issue#101 roadblocks kanpe