Date Name Tags
yesterday
Make Them Equal constructive algorithms greedy math
yesterday
Make Them Equal constructive algorithms greedy
yesterday
Huge Boxes of Animal Toys constructive algorithms
Sept. 24, 2020
Pokémon Army (easy version) dp greedy constructive algorithms
Sept. 19, 2020
Stairs constructive algorithms implementation brute force greedy math
Sept. 19, 2020
Sage's Birthday (easy version) binary search sortings greedy constructive algorithms
Sept. 19, 2020
Sage's Birthday (hard version) binary search sortings greedy two pointers brute force constructive algorithms
Sept. 19, 2020
Decryption constructive algorithms math number theory implementation
Sept. 12, 2020
Link Cut Centroids dfs and similar graphs constructive algorithms trees
Sept. 12, 2020
Three Sequences math data structures greedy constructive algorithms
Sept. 8, 2020
Ahahahahahahahaha constructive algorithms math fft string suffix structures
Sept. 8, 2020
Chocolate Bunny interactive math constructive algorithms two pointers
Sept. 8, 2020
Egor in the Republic of Dagestan constructive algorithms dp graphs shortest paths greedy dfs and similar
Sept. 6, 2020
Fixed Point Removal data structures binary search greedy two pointers constructive algorithms
Sept. 6, 2020
Game of Pairs interactive math constructive algorithms dfs and similar number theory
Sept. 6, 2020
Permutation Forgery constructive algorithms
Sept. 6, 2020
Array Cancellation constructive algorithms implementation
Sept. 6, 2020
Tree Tag dfs and similar dp games trees constructive algorithms strings
Aug. 30, 2020
Multiples of Length greedy number theory constructive algorithms
Aug. 30, 2020
Stoned Game games greedy brute force constructive algorithms
Aug. 30, 2020
Distance Matching constructive algorithms dfs and similar trees
Aug. 30, 2020
Multiples of Length greedy number theory constructive algorithms math
Aug. 25, 2020
String Similarity constructive algorithms strings
Aug. 25, 2020
Binary String Reconstruction constructive algorithms greedy brute force 2-sat
Aug. 21, 2020
Distance and Axis math constructive algorithms
Aug. 21, 2020
Ternary Sequence constructive algorithms greedy math
Aug. 21, 2020
Mere Array constructive algorithms math number theory sortings
Aug. 16, 2020
Omkar and Duck interactive bitmasks constructive algorithms math
Aug. 16, 2020
Omkar and Landslide binary search constructive algorithms greedy math data structures
Aug. 12, 2020
Boboniu Plays Chess constructive algorithms
Aug. 9, 2020
Suborrays constructive algorithms math
Aug. 9, 2020
505 bitmasks brute force dp implementation constructive algorithms greedy
Aug. 9, 2020
Pairs of Pairs constructive algorithms dfs and similar graphs trees greedy
Aug. 7, 2020
Applejack and Storages data structures implementation greedy constructive algorithms
Aug. 7, 2020
Pinkie Pie Eats Patty-cakes greedy sortings constructive algorithms math
Aug. 5, 2020
Binary String To Subsequences greedy constructive algorithms data structures implementation
July 29, 2020
LCM Problem constructive algorithms math number theory greedy
July 24, 2020
GameGame games math constructive algorithms greedy bitmasks dp
July 24, 2020
Rearrange constructive algorithms greedy graphs sortings brute force
July 24, 2020
Common Prefixes constructive algorithms strings greedy
July 24, 2020
Koa and the Beach (Hard Version) greedy constructive algorithms dp implementation
July 24, 2020
GameGame games math bitmasks constructive algorithms
July 24, 2020
Rearrange constructive algorithms greedy
July 22, 2020
Colors *special interactive binary search constructive algorithms
July 21, 2020
Prefix Flip (Easy Version) constructive algorithms data structures strings
July 21, 2020
Prefix Flip (Hard Version) constructive algorithms data structures strings two pointers implementation
July 21, 2020
Mastermind constructive algorithms greedy implementation sortings graph matchings two pointers
July 21, 2020
Prefix Flip (Easy Version) constructive algorithms data structures strings
July 21, 2020
Prefix Flip (Hard Version) constructive algorithms data structures strings implementation
July 21, 2020
Mastermind constructive algorithms greedy implementation sortings
more