Get help on this challenge


There are so many e-mails in the Valhalla's inbox; Ynori7 and CPUkiller must spend a lot of time answering them. CPUkiller could finish the task in 4 hours. Ynori7 is pretty tired, so it would take him about 6 hours. How many hours would it take if they work together?

You must be logged in to play. Login or register here

Challenge by dreamcasting.