| 1776-B |
Vittorio Plays with LEGO Bricks
|
dp
geometry
|
2200
|
| 1776-A |
Walking Boy
|
greedy
|
800
|
| 1775-F |
Laboratory on Pluto
|
constructive algorithms
dp
greedy
+1
|
2500
|
| 1775-E |
The Human Equation
|
greedy
implementation
|
2100
|
| 1775-D |
Friendly Spiders
|
dfs and similar
graphs
math
+2
|
1800
|
| 1775-C |
Interesting Sequence
|
bitmasks
math
|
1600
|
| 1775-B |
Gardener and the Array
|
bitmasks
constructive algorithms
|
1300
|
| 1775-A2 |
Gardener and the Capybaras (hard version)
|
constructive algorithms
greedy
|
900
|
| 1775-A1 |
Gardener and the Capybaras (easy version)
|
brute force
constructive algorithms
implementation
|
800
|
| 1774-H |
Maximum Permutation
|
constructive algorithms
|
3500
|
| 1774-G |
Segment Covering
|
brute force
combinatorics
constructive algorithms
+3
|
3200
|
| 1774-F2 |
Magician and Pigs (Hard Version)
|
binary search
brute force
data structures
+1
|
2700
|
| 1774-F1 |
Magician and Pigs (Easy Version)
|
brute force
data structures
implementation
|
2400
|
| 1774-E |
Two Chess Pieces
|
dfs and similar
dp
greedy
+1
|
1900
|
| 1774-D |
Same Count One
|
brute force
constructive algorithms
greedy
+2
|
1600
|
| 1774-C |
Ice and Fire
|
constructive algorithms
dp
greedy
|
1300
|
| 1774-B |
Coloring
|
constructive algorithms
greedy
math
|
1500
|
| 1774-A |
Add Plus Minus Sign
|
constructive algorithms
math
|
800
|
| 1773-L |
Lisa's Sequences
|
dp
|
3500
|
| 1773-K |
King's Puzzle
|
constructive algorithms
|
1900
|
| 1773-J |
Jumbled Trees
|
constructive algorithms
math
|
2900
|
| 1773-I |
Interactive Factorial Guessing
|
brute force
games
implementation
+1
|
2500
|
| 1773-H |
Hot and Cold
|
binary search
interactive
|
2600
|
| 1773-G |
Game of Questions
|
bitmasks
combinatorics
dp
+3
|
2800
|
| 1773-F |
Football
|
constructive algorithms
|
800
|
| 1773-E |
Easy Assembly
|
greedy
sortings
|
1400
|
| 1773-D |
Dominoes
|
combinatorics
flows
graph matchings
+1
|
2600
|
| 1773-C |
Cactus Meets Torus
|
|
3500
|
| 1773-B |
BinCoin
|
binary search
divide and conquer
hashing
+3
|
2200
|
| 1773-A |
Amazing Trick
|
constructive algorithms
graph matchings
math
+1
|
1900
|
| 1772-G |
Gaining Rating
|
binary search
greedy
implementation
+3
|
2200
|
| 1772-F |
Copy of a Copy of a Copy
|
constructive algorithms
dfs and similar
graphs
+2
|
2000
|
| 1772-E |
Permutation Game
|
games
|
1700
|
| 1772-D |
Absolute Sorting
|
constructive algorithms
math
|
1400
|
| 1772-C |
Different Differences
|
constructive algorithms
greedy
math
|
1000
|
| 1772-B |
Matrix Rotation
|
brute force
implementation
|
800
|
| 1772-A |
A+B?
|
implementation
|
800
|
| 1771-F |
Hossam and Range Minimum Query
|
binary search
bitmasks
data structures
+4
|
2500
|
| 1771-E |
Hossam and a Letter
|
brute force
dp
implementation
+1
|
2500
|
| 1771-D |
Hossam and (sub-)palindromic tree
|
brute force
data structures
dfs and similar
+3
|
2100
|
| 1771-C |
Hossam and Trainees
|
greedy
math
number theory
|
1600
|
| 1771-B |
Hossam and Friends
|
binary search
constructive algorithms
dp
+1
|
1400
|
| 1771-A |
Hossam and Combinatorics
|
combinatorics
math
sortings
|
900
|
| 1770-H |
Koxia, Mahiru and Winter Festival
|
constructive algorithms
|
3500
|
| 1770-G |
Koxia and Bracket
|
divide and conquer
fft
math
|
3400
|
| 1770-F |
Koxia and Sequence
|
bitmasks
combinatorics
dp
+2
|
3100
|
| 1770-E |
Koxia and Tree
|
combinatorics
dfs and similar
dp
+4
|
2400
|
| 1770-D |
Koxia and Game
|
constructive algorithms
data structures
dfs and similar
+6
|
2000
|
| 1770-C |
Koxia and Number Theory
|
brute force
chinese remainder theorem
math
+1
|
1700
|
| 1770-B |
Koxia and Permutation
|
constructive algorithms
|
1000
|