We, the round authors, are eternally grateful to all the brave who took part in this round. Sadly there were some issues to encounter, but we hope it only made the contest more interesting :)

Author — GreenGrape

Code: 33946912

Author — GreenGrape

Code: 33946939

Author — rek

Code (rek): 33947563

Code (xen): 33946949

Author — GreenGrape

Code (xen): 33946962

Code (GreenGrape, solution 1): 33946974

Code (GreenGrape, solution 2): 33946993

Author — GreenGrape

Code (xen): 33947002

Code (GreenGrape): 33946911