| 2078-B |
Vicious Labyrinth
|
constructive algorithms
graphs
greedy
+2
|
1100
|
| 2078-A |
Final Verdict
|
math
|
800
|
| 2077-G |
RGB Walking
|
bitmasks
chinese remainder theorem
dfs and similar
+2
|
3500
|
| 2077-F |
AND x OR
|
bitmasks
constructive algorithms
dp
|
3300
|
| 2077-E |
Another Folding Strip
|
combinatorics
constructive algorithms
data structures
+4
|
2700
|
| 2077-D |
Maximum Polygon
|
brute force
data structures
greedy
+2
|
3100
|
| 2077-C |
Binary Subsequence Value Sum
|
combinatorics
data structures
dp
+3
|
2300
|
| 2077-B |
Finding OR Sum
|
bitmasks
constructive algorithms
implementation
+2
|
1900
|
| 2077-A |
Breach of Faith
|
constructive algorithms
greedy
math
+1
|
1500
|
| 2075-F |
Beautiful Sequence Returns
|
binary search
brute force
data structures
+1
|
3000
|
| 2075-E |
XOR Matrix
|
bitmasks
combinatorics
dp
+2
|
2500
|
| 2075-D |
Equalization
|
bitmasks
brute force
dp
+2
|
2000
|
| 2075-C |
Two Colors
|
binary search
combinatorics
math
|
1500
|
| 2075-B |
Array Recoloring
|
constructive algorithms
greedy
|
1300
|
| 2075-A |
To Zero
|
greedy
math
|
800
|
| 2074-G |
Game With Triangles: Season 2
|
dp
geometry
|
2100
|
| 2074-F |
Counting Necessary Nodes
|
bitmasks
divide and conquer
greedy
+2
|
2000
|
| 2074-E |
Empty Triangle
|
geometry
interactive
probabilities
|
1600
|
| 2074-D |
Counting Points
|
brute force
data structures
geometry
+2
|
1400
|
| 2074-C |
XOR and Triangle
|
bitmasks
brute force
geometry
+2
|
1100
|
| 2074-B |
The Third Side
|
geometry
greedy
math
|
800
|
| 2074-A |
Draw a Square
|
geometry
implementation
|
800
|
| 2073-M |
Can You Reach There?
|
|
3300
|
| 2073-L |
Boarding Queue
|
|
1300
|
| 2073-K |
Book Sorting
|
|
2900
|
| 2073-J |
Gathering Sharks
|
|
2000
|
| 2073-I |
Squares on Grid Lines
|
|
3100
|
| 2073-H |
Secret Lilies and Roses
|
interactive
|
2700
|
| 2073-G |
Corrupted File
|
|
2200
|
| 2073-F |
Hold the Star
|
|
3500
|
| 2073-E |
Minus Operator
|
interactive
|
3300
|
| 2073-D |
Tower of Hanoi
|
|
2400
|
| 2073-C |
Cactus Connectivity
|
|
2700
|
| 2073-B |
Three-Dimensional Embedding
|
|
3500
|
| 2073-A |
Control Towers
|
|
1900
|
| 2072-G |
I've Been Flipping Numbers for 300 Years and Calculated the Sum
|
binary search
brute force
combinatorics
+3
|
2200
|
| 2072-F |
Goodbye, Banker Life
|
2-sat
bitmasks
combinatorics
+4
|
1700
|
| 2072-E |
Do You Love Your Hero and His Two-Hit Multi-Target Attacks?
|
binary search
brute force
constructive algorithms
+4
|
1500
|
| 2072-D |
For Wizards, the Exam Is Easy, but I Couldn't Handle It
|
brute force
greedy
implementation
|
1300
|
| 2072-C |
Creating Keys for StORages Has Become My Main Skill
|
bitmasks
constructive algorithms
greedy
|
1200
|
| 2072-B |
Having Been a Treasurer in the Past, I Help Goblins Deceive
|
combinatorics
constructive algorithms
strings
|
900
|
| 2072-A |
New World, New Me, New Array
|
greedy
implementation
math
|
800
|
| 2071-F |
Towering Arrays
|
binary search
data structures
|
2700
|
| 2071-E |
LeaFall
|
combinatorics
dp
probabilities
+1
|
2600
|
| 2071-D2 |
Infinite Sequence (Hard Version)
|
bitmasks
brute force
constructive algorithms
+4
|
2500
|
| 2071-D1 |
Infinite Sequence (Easy Version)
|
bitmasks
brute force
dp
+2
|
1800
|
| 2071-C |
Trapmigiano Reggiano
|
constructive algorithms
data structures
dfs and similar
+4
|
1700
|
| 2071-B |
Perfecto
|
brute force
constructive algorithms
greedy
+1
|
1100
|
| 2071-A |
The Play Never Ends
|
math
number theory
|
800
|
| 2070-F |
Friends and Pizza
|
bitmasks
divide and conquer
dp
+1
|
3000
|