Problems Playground
Login
Min rating
Max rating
Tag
Reset
# Problem Tags Rating Solved
799-F Beautiful fountains rows
data structures
3500
799-E Aquarium decoration
data structures greedy two pointers
2500
799-D Field expansion
brute force dp meet-in-the-middle
2100
799-C Fountains
binary search data structures implementation
1800
799-B T-shirt buying
data structures implementation
1400
799-A Carrot Cakes
brute force implementation
1100
798-E Mike and code of a permutation
constructive algorithms data structures graphs +1
3000
798-D Mike and distribution
constructive algorithms sortings
2400
798-C Mike and gcd problem
dp greedy number theory
1700
798-B Mike and strings
brute force dp strings
1300
798-A Mike and palindrome
brute force constructive algorithms strings
1000
797-F Mice and Holes
data structures dp greedy +1
2600
797-E Array Queries
brute force data structures dp
2000
797-D Broken BST
data structures dfs and similar
2100
797-C Minimal string
data structures greedy strings
1700
797-B Odd sum
dp greedy implementation
1400
797-A k-Factorization
implementation math number theory
1100
796-F Sequence Recovery
bitmasks data structures greedy
2800
796-E Exam Cheating
binary search dp
2400
796-D Police Stations
constructive algorithms dfs and similar dp +3
2100
796-C Bank Hacking
constructive algorithms data structures dp +1
1900
796-B Find The Bone
implementation
1300
796-A Buying A House
brute force implementation
800
794-G Replace All
combinatorics dp math
3400
794-F Leha and security system
data structures
2800
794-E Choosing Carrot
games math
2800
794-D Labelling Cities
dfs and similar graphs hashing
2400
794-C Naming Company
games greedy sortings
1800
794-B Cutting Carrot
geometry math
1200
794-A Bank Robbery
brute force implementation
800
793-G Oleg and chess
data structures divide and conquer flows +1
3400
793-F Julia the snail
data structures divide and conquer dp
3000
793-E Problem of offices
constructive algorithms dfs and similar dp +1
2900
793-D Presents in Bankopolis
dp graphs shortest paths
2100
793-C Mice problem
geometry implementation math +1
2300
793-B Igor and his way to work
dfs and similar graphs implementation +1
1600
793-A Oleg and shares
implementation math
900
792-F Mages and Monsters
data structures geometry
3100
792-E Colored Balls
greedy math number theory
2500
792-D Paths in a Complete Binary Tree
bitmasks trees
1900
792-C Divide by Three
dp greedy math +1
2000
792-B Counting-out Rhyme
implementation
1300
792-A New Bus Route
implementation sortings
1100
791-A Bear and Big Brother
implementation
800
789-B Masha and geometric depression
brute force implementation math
1700
789-A Anastasia and pebbles
implementation math
1100
788-E New task
data structures
2900
788-D Finding lines
constructive algorithms divide and conquer interactive
3000
788-C The Great Mixing
dfs and similar graphs shortest paths
2300
788-B Weird journey
combinatorics constructive algorithms dfs and similar +2
2100