| 276-C |
Little Girl and Maximum Sum
|
data structures
greedy
implementation
+1
|
1500
|
| 276-B |
Little Girl and Game
|
games
greedy
|
1300
|
| 276-A |
Lunch Rush
|
implementation
|
900
|
| 275-B |
Convex Shape
|
constructive algorithms
implementation
|
1700
|
| 275-A |
Lights Out
|
implementation
|
900
|
| 274-E |
Mirror Room
|
data structures
implementation
|
3000
|
| 274-D |
Lovely Matrix
|
dfs and similar
graphs
greedy
+1
|
2200
|
| 274-C |
The Last Hole!
|
brute force
geometry
|
2600
|
| 274-B |
Zero Tree
|
dfs and similar
dp
greedy
+1
|
1800
|
| 274-A |
k-Multiple Free Set
|
binary search
greedy
sortings
|
1500
|
| 273-E |
Dima and Game
|
dp
games
|
2600
|
| 273-D |
Dima and Figure
|
dp
|
2400
|
| 272-E |
Dima and Horses
|
combinatorics
constructive algorithms
graphs
|
2200
|
| 272-D |
Dima and Two Sequences
|
combinatorics
math
sortings
|
1600
|
| 272-C |
Dima and Staircase
|
data structures
implementation
|
1500
|
| 272-B |
Dima and Sequence
|
implementation
math
|
1400
|
| 272-A |
Dima and Friends
|
implementation
math
|
1000
|
| 271-E |
Three Horses
|
constructive algorithms
math
number theory
|
2200
|
| 271-D |
Good Substrings
|
data structures
strings
|
1800
|
| 271-C |
Secret
|
constructive algorithms
implementation
|
1500
|
| 271-B |
Prime Matrix
|
binary search
brute force
math
+1
|
1300
|
| 271-A |
Beautiful Year
|
brute force
|
800
|
| 270-B |
Multithreading
|
data structures
greedy
implementation
|
1400
|
| 270-A |
Fancy Fence
|
geometry
implementation
math
|
1100
|
| 269-E |
String Theory
|
geometry
math
strings
|
3100
|
| 269-D |
Maximum Waterfall
|
data structures
dp
graphs
+1
|
2600
|
| 269-C |
Flawed Flow
|
constructive algorithms
flows
graphs
+1
|
2100
|
| 269-B |
Greenhouse Effect
|
dp
|
1700
|
| 269-A |
Magical Boxes
|
greedy
math
|
1600
|
| 268-E |
Playlist
|
math
probabilities
sortings
|
2100
|
| 268-D |
Wall Bars
|
dp
|
2300
|
| 268-C |
Beautiful Sets of Points
|
constructive algorithms
implementation
|
1500
|
| 268-B |
Buttons
|
implementation
math
|
1000
|
| 268-A |
Games
|
brute force
|
800
|
| 267-C |
Berland Traffic
|
math
matrices
|
2700
|
| 267-B |
Dominoes
|
dfs and similar
graphs
|
2000
|
| 267-A |
Subtractions
|
math
number theory
|
900
|
| 266-E |
More Queries to Array...
|
data structures
math
|
2500
|
| 266-D |
BerDonalds
|
graphs
math
shortest paths
|
2400
|
| 266-C |
Below the Diagonal
|
constructive algorithms
greedy
math
|
2100
|
| 266-B |
Queue at the School
|
constructive algorithms
graph matchings
implementation
+1
|
800
|
| 266-A |
Stones on the Table
|
implementation
|
800
|
| 265-B |
Roadside Trees (Simplified Edition)
|
greedy
implementation
|
1000
|
| 265-A |
Colorful Stones (Simplified Edition)
|
implementation
|
800
|
| 264-E |
Roadside Trees
|
data structures
dp
|
3000
|
| 264-D |
Colorful Stones
|
dp
two pointers
|
2500
|
| 264-C |
Choosing Balls
|
dp
|
2000
|
| 264-B |
Good Sequences
|
dp
number theory
|
1500
|
| 264-A |
Escape from Stones
|
constructive algorithms
data structures
implementation
+1
|
1200
|
| 263-E |
Rhombus
|
brute force
data structures
dp
|
2500
|