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
2sat

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 Pattycakes

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
loading
