| 847-A |
Union of Doubly Linked Lists
|
implementation
|
1500
|
| 846-F |
Random Query
|
data structures
math
probabilities
+1
|
1800
|
| 846-E |
Chemistry in Berland
|
dfs and similar
greedy
trees
|
2300
|
| 846-D |
Monitor
|
binary search
data structures
|
1900
|
| 846-C |
Four Segments
|
brute force
data structures
dp
|
1800
|
| 846-B |
Math Show
|
brute force
greedy
|
1800
|
| 846-A |
Curriculum Vitae
|
brute force
implementation
|
1500
|
| 845-G |
Shortest Path Problem?
|
dfs and similar
graphs
math
|
2300
|
| 845-F |
Guards In The Storehouse
|
bitmasks
dp
|
2500
|
| 845-E |
Fire in the City
|
binary search
data structures
|
2400
|
| 845-D |
Driving Test
|
data structures
dp
greedy
|
1800
|
| 845-C |
Two TVs
|
data structures
greedy
sortings
|
1500
|
| 845-B |
Luba And The Ticket
|
brute force
greedy
implementation
|
1600
|
| 845-A |
Chess Tourney
|
implementation
sortings
|
1100
|
| 844-B |
Rectangles
|
combinatorics
math
|
1300
|
| 844-A |
Diversity
|
greedy
implementation
strings
|
1000
|
| 843-E |
Maximum Flow
|
flows
graphs
|
3000
|
| 843-D |
Dynamic Shortest Path
|
graphs
shortest paths
|
3400
|
| 843-C |
Upgrading Tree
|
constructive algorithms
dfs and similar
graphs
+2
|
2600
|
| 843-B |
Interactive LowerBound
|
brute force
interactive
probabilities
|
2000
|
| 843-A |
Sorting by Subsequences
|
dfs and similar
dsu
implementation
+2
|
1400
|
| 842-E |
Nikita and game
|
binary search
dfs and similar
divide and conquer
+2
|
2800
|
| 842-D |
Vitya and Strange Lesson
|
binary search
data structures
|
2000
|
| 842-C |
Ilya And The Tree
|
dfs and similar
graphs
math
+2
|
2000
|
| 842-B |
Gleb And Pizza
|
geometry
|
1100
|
| 842-A |
Kirill And The Game
|
brute force
two pointers
|
1200
|
| 841-B |
Godsend
|
games
math
|
1100
|
| 841-A |
Generous Kefa
|
brute force
implementation
|
900
|
| 840-E |
In a Trap
|
trees
|
3200
|
| 840-D |
Destiny
|
data structures
probabilities
|
2500
|
| 840-C |
On the Bench
|
combinatorics
dp
|
2500
|
| 840-B |
Leha and another game about graph
|
constructive algorithms
data structures
dfs and similar
+2
|
2100
|
| 840-A |
Leha and Function
|
combinatorics
greedy
math
+2
|
1300
|
| 839-E |
Mother of Dragons
|
brute force
graphs
math
+1
|
2700
|
| 839-D |
Winter is here
|
combinatorics
dp
math
+1
|
2200
|
| 839-C |
Journey
|
dfs and similar
dp
graphs
+2
|
1500
|
| 839-B |
Game of the Rows
|
brute force
greedy
implementation
|
1900
|
| 839-A |
Arya and Bran
|
implementation
|
900
|
| 838-F |
Expected Earnings
|
|
2800
|
| 838-E |
Convex Countour
|
dp
|
2300
|
| 838-D |
Airplane Arrangements
|
math
number theory
|
2700
|
| 838-C |
Future Failure
|
dp
games
|
2800
|
| 838-B |
Diverging Directions
|
data structures
dfs and similar
trees
|
2100
|
| 838-A |
Binary Blocks
|
brute force
|
1400
|
| 837-G |
Functions On The Segments
|
data structures
|
2500
|
| 837-F |
Prefix Sums
|
binary search
brute force
combinatorics
+2
|
2400
|
| 837-E |
Vasya's Function
|
binary search
implementation
math
|
2100
|
| 837-D |
Round Subset
|
dp
math
|
2100
|
| 837-C |
Two Seals
|
brute force
implementation
|
1500
|
| 837-B |
Flag of Berland
|
brute force
implementation
|
1600
|