Topic	Replies	Views	Activity
GCD on a tree - Editorial general gcd , centroid-decomp , ipc151a , data-structure	5	4262	March 29, 2016
Max Subarray GCD - Editorial editorial ipcquestion , ipc151a , binary-search , editorial , easy-medium , gcd	21	6019	January 16, 2016
Subarray Sum - Editorial general maths , pigeonhole , ipc151a	1	3290	December 4, 2015
Poker Chips - Editorial general bruteforce , ipc151a , cakewalk	3	1728	December 2, 2015
Magical Strings - Editorial general pigeonhole , ipc151a , union-find	5	2919	November 28, 2015
Alternating Colored Paths - Editorial general counting , easy , dfs , ipc151a	2	1604	November 28, 2015
Shinigami and Apples - Editorial editorial dynamic-programming , maths , editorial , ipcquestion , ipc151a	2	1895	November 27, 2015
Count Permutations - Editorial editorial recursion , combinatorics , ipc151a , editorial	1	1403	November 27, 2015
Acyclic Graph- Editorial editorial graph , bipartite , ipcquestion , ipc151a , editorial	1	1621	November 26, 2015
Maximum Magic Walk - Editorial editorial ipcquestion , editorial , graph , ipc151a , dynamic-programming , dfs	0	2352	November 25, 2015

ipc151a