| 1886-A |
Sum of Three
|
brute force
constructive algorithms
math
|
800
|
| 1885-A |
Deterministic Scheduling for Extended Reality over 5G and Beyond
|
*special
|
—
|
| 1884-E |
Hard Design
|
greedy
implementation
math
|
2800
|
| 1884-D |
Counting Rhyme
|
dp
math
number theory
|
2100
|
| 1884-C |
Medium Design
|
brute force
data structures
dp
+2
|
1700
|
| 1884-B |
Haunted House
|
binary search
greedy
math
+1
|
1100
|
| 1884-A |
Simple Design
|
brute force
greedy
math
|
800
|
| 1883-G2 |
Dances (Hard Version)
|
binary search
greedy
sortings
+1
|
1900
|
| 1883-G1 |
Dances (Easy version)
|
binary search
greedy
two pointers
|
1400
|
| 1883-F |
You Are So Beautiful
|
data structures
|
1400
|
| 1883-E |
Look Back
|
bitmasks
greedy
|
1700
|
| 1883-D |
In Love
|
data structures
greedy
|
1500
|
| 1883-C |
Raspberries
|
dp
math
|
1000
|
| 1883-B |
Chemistry
|
strings
|
900
|
| 1883-A |
Morning
|
math
|
800
|
| 1882-E2 |
Two Permutations (Hard Version)
|
constructive algorithms
|
3100
|
| 1882-E1 |
Two Permutations (Easy Version)
|
brute force
constructive algorithms
greedy
+1
|
2400
|
| 1882-D |
Tree XOR
|
bitmasks
dfs and similar
dp
+2
|
1900
|
| 1882-C |
Card Game
|
brute force
greedy
|
1500
|
| 1882-B |
Sets and Union
|
bitmasks
brute force
constructive algorithms
+1
|
1300
|
| 1882-A |
Increasing Sequence
|
greedy
|
800
|
| 1881-G |
Anya and the Mysterious String
|
binary search
data structures
|
2000
|
| 1881-F |
Minimum Maximum Distance
|
dfs and similar
dp
graphs
+2
|
1700
|
| 1881-E |
Block Sequence
|
dp
|
1500
|
| 1881-D |
Divide and Equalize
|
math
number theory
|
1300
|
| 1881-C |
Perfect Square
|
brute force
implementation
|
1200
|
| 1881-B |
Three Threadlets
|
math
|
900
|
| 1881-A |
Don't Try to Count
|
brute force
strings
|
800
|
| 1879-F |
Last Man Standing
|
brute force
data structures
number theory
|
2800
|
| 1879-E |
Interactive Game with Coloring
|
brute force
constructive algorithms
dfs and similar
+4
|
2400
|
| 1879-D |
Sum of XOR Functions
|
bitmasks
combinatorics
divide and conquer
+2
|
1700
|
| 1879-C |
Make it Alternating
|
combinatorics
dp
greedy
|
1300
|
| 1879-B |
Chips on the Board
|
constructive algorithms
greedy
|
900
|
| 1879-A |
Rigged!
|
greedy
|
800
|
| 1878-G |
wxhtzdy ORO Tree
|
binary search
bitmasks
brute force
+4
|
2300
|
| 1878-F |
Vasilije Loves Number Theory
|
brute force
math
number theory
|
1900
|
| 1878-E |
Iva & Pav
|
binary search
bitmasks
data structures
+1
|
1400
|
| 1878-D |
Reverse Madness
|
data structures
greedy
|
1600
|
| 1878-C |
Vasilije in Cacak
|
math
|
900
|
| 1878-B |
Aleksa and Stack
|
constructive algorithms
math
|
800
|
| 1878-A |
How Much Does Daytona Cost?
|
greedy
|
800
|
| 1877-C |
Joyboard
|
math
number theory
|
1200
|
| 1877-A |
Goals of Victory
|
math
|
800
|
| 1876-G |
Clubstep
|
binary search
brute force
data structures
+2
|
3500
|
| 1876-F |
Indefinite Clownfish
|
binary search
graphs
|
3500
|
| 1876-E |
Ball-Stackable
|
constructive algorithms
data structures
dp
+1
|
3300
|
| 1876-D |
Lexichromatography
|
combinatorics
dfs and similar
dsu
+2
|
2500
|
| 1876-C |
Autosynthesis
|
constructive algorithms
dfs and similar
graphs
+2
|
2100
|
| 1876-B |
Effects of Anti Pimples
|
combinatorics
number theory
sortings
|
1500
|
| 1876-A |
Helmets in Night Light
|
greedy
sortings
|
1000
|