| 375-B |
Maximum Submatrix 2
|
data structures
dp
implementation
+1
|
1600
|
| 375-A |
Divisible by Seven
|
math
number theory
|
1600
|
| 374-E |
Inna and Babies
|
binary search
data structures
dsu
+2
|
2600
|
| 374-D |
Inna and Sequence
|
binary search
data structures
dp
+1
|
2000
|
| 374-C |
Inna and Dima
|
dfs and similar
dp
graphs
+1
|
1900
|
| 374-B |
Inna and Nine
|
combinatorics
greedy
|
1500
|
| 374-A |
Inna and Pink Pony
|
greedy
implementation
|
2000
|
| 373-B |
Making Sequences is Fun
|
binary search
implementation
math
|
1600
|
| 373-A |
Collecting Beats is Fun
|
implementation
|
900
|
| 372-E |
Drawing Circles is Fun
|
combinatorics
geometry
|
3000
|
| 372-D |
Choosing Subtree is Fun
|
binary search
data structures
dfs and similar
+2
|
2600
|
| 372-C |
Watching Fireworks is Fun
|
data structures
dp
math
|
2100
|
| 372-B |
Counting Rectangles is Fun
|
brute force
divide and conquer
dp
|
1900
|
| 372-A |
Counting Kangaroos is Fun
|
binary search
greedy
sortings
+1
|
1600
|
| 371-E |
Subway Innovation
|
greedy
math
two pointers
|
2000
|
| 371-D |
Vessels
|
data structures
dsu
implementation
+1
|
1800
|
| 371-C |
Hamburgers
|
binary search
brute force
|
1600
|
| 371-B |
Fox Dividing Cheese
|
math
number theory
|
1300
|
| 371-A |
K-Periodic Array
|
greedy
implementation
math
|
1000
|
| 370-E |
Summer Reading
|
dp
greedy
|
2500
|
| 370-D |
Broken Monitor
|
brute force
constructive algorithms
greedy
+1
|
2100
|
| 370-C |
Mittens
|
constructive algorithms
greedy
sortings
|
1800
|
| 370-B |
Berland Bingo
|
implementation
|
1300
|
| 370-A |
Rook, Bishop and King
|
graphs
math
shortest paths
|
1100
|
| 369-E |
Valera and Queries
|
binary search
data structures
|
2200
|
| 369-D |
Valera and Fools
|
dfs and similar
dp
graphs
+1
|
2200
|
| 369-C |
Valera and Elections
|
dfs and similar
graphs
trees
|
1600
|
| 369-B |
Valera and Contest
|
constructive algorithms
implementation
math
|
1400
|
| 369-A |
Valera and Plates
|
greedy
implementation
|
900
|
| 368-B |
Sereja and Suffixes
|
data structures
dp
|
1100
|
| 368-A |
Sereja and Coat Rack
|
implementation
|
1000
|
| 367-E |
Sereja and Intervals
|
combinatorics
dp
|
2700
|
| 367-D |
Sereja and Sets
|
bitmasks
dfs and similar
|
2400
|
| 367-C |
Sereja and the Arrangement of Numbers
|
graphs
greedy
sortings
|
2000
|
| 367-B |
Sereja ans Anagrams
|
binary search
data structures
|
1900
|
| 367-A |
Sereja and Algorithm
|
data structures
implementation
|
1500
|
| 366-E |
Dima and Magic Guitar
|
brute force
implementation
math
|
2200
|
| 366-D |
Dima and Trap Graph
|
binary search
data structures
dfs and similar
+3
|
2000
|
| 366-C |
Dima and Salad
|
dp
|
1900
|
| 366-B |
Dima and To-do List
|
brute force
implementation
|
1200
|
| 366-A |
Dima and Guards
|
implementation
|
1100
|
| 365-B |
The Fibonacci Segment
|
implementation
|
1100
|
| 365-A |
Good Number
|
implementation
|
1100
|
| 364-E |
Empty Rectangles
|
divide and conquer
two pointers
|
3000
|
| 364-D |
Ghd
|
brute force
math
probabilities
|
2900
|
| 364-C |
Beautiful Set
|
brute force
number theory
|
2300
|
| 364-B |
Free Market
|
dp
greedy
|
2200
|
| 364-A |
Matrix
|
combinatorics
data structures
implementation
|
1600
|
| 363-E |
Two Circles
|
brute force
data structures
implementation
|
2500
|
| 363-D |
Renting Bikes
|
binary search
greedy
|
1800
|