Double_O

Double_O solved Paranoid Trading.

Double_O solved Interesting Pile Game.

Double_O solved Phi Numbers in Range!.

Double_O solved Tour.

Double_O solved Buildings.

Double_O solved Convert String Into Palindrome.

Double_O solved Bad Cook.

Double_O solved K-String.

Double_O solved Magic Trick.

Double_O participated in Replay of Codeware19: Intra AUST Programming Contest Spring 2019.

Double_O solved Bad Neighbors 2.

Double_O participated in Replay of IUT 10th ICT Fest Programming Contest.

Double_O solved Array Simulation.

Double_O solved An Obvious Interactive Problem.

Double_O solved Just Another Range Query.

Double_O solved Set, Intersection and Range.

Double_O solved Pias and His Infinite String.

Double_O solved Itachi's Challenge.

Double_O participated in The Tough Winter Spar, 2018.

Double_O solved Find NSUPS.