jahir.raihan

jahir.raihan solved Goat Research.

jahir.raihan solved An Obvious Interactive Problem.

jahir.raihan solved Kingdom of Crisis.

jahir.raihan solved Sofdor Ali's Magical Blackboard!.

jahir.raihan solved Byang's Day Out!.

jahir.raihan solved Area.

jahir.raihan solved Irregular Is Tough, Regular Is Easy!.

jahir.raihan solved Angle of Polygon.

jahir.raihan solved Dr. Tanzil's Island.

jahir.raihan solved Konami Code.

jahir.raihan solved #Hashtag.

jahir.raihan solved Matching Brackets.

jahir.raihan solved Homework.

jahir.raihan solved Chief Thief.

jahir.raihan solved Dengue.

jahir.raihan solved Sorting.

jahir.raihan solved Count the Mines.

jahir.raihan solved Test Cases.

jahir.raihan solved Little Subarray Sum.

jahir.raihan solved Correct the Sieve.