Topic	Replies	Views	Activity
SWAPMATR- Editorial general factorization , easy , hump2015 , prefix-sum , 2d	1	1462	November 15, 2017
Unique elements in 2D vector general 2d , vector	5	707	August 10, 2017
Some way to handle 2d matrix of high order general heap , memory , 2d , array	6	1055	January 3, 2016
DISTNUM - Editorial editorial segment-tree , editorial , 2d , sqrt-decomp , aug15 , range-tree , fenwick-tree , super-hard	4	8408	September 2, 2015
Logic needed with explanation. general 2d , matrix , pattern	12	1197	December 28, 2013
how to input a 2d matrix using getchar_unlocked general input , 2d , fast	10	5648	September 9, 2013

2d