Hey↵
How to solve problemCB and D ?↵
https://code.google.com/codejam/contest/6274486/dashboard#s=p21↵
https://code.google.com/codejam/contest/6274486/dashboard#s=p3
How to solve problem
https://code.google.com/codejam/contest/6274486/dashboard#s=p
https://code.google.com/codejam/contest/6274486/dashboard#s=p3