| 1702-A |
Round Down the Price
|
constructive algorithms
|
800
|
| 1701-F |
Points
|
combinatorics
data structures
implementation
+2
|
2500
|
| 1701-E |
Text Editor
|
brute force
dp
greedy
+1
|
2500
|
| 1701-D |
Permutation Restoration
|
binary search
data structures
greedy
+3
|
1900
|
| 1701-C |
Schedule Management
|
binary search
greedy
implementation
+1
|
1400
|
| 1701-B |
Permutation
|
greedy
|
800
|
| 1701-A |
Grass Field
|
implementation
|
800
|
| 1700-F |
Puzzle
|
constructive algorithms
dp
greedy
|
2600
|
| 1700-E |
Serega the Pirate
|
brute force
constructive algorithms
|
2600
|
| 1700-D |
River Locks
|
binary search
dp
greedy
+1
|
1900
|
| 1700-C |
Helping the Nature
|
constructive algorithms
data structures
greedy
|
1700
|
| 1700-B |
Palindromic Numbers
|
constructive algorithms
implementation
math
|
1100
|
| 1700-A |
Optimal Path
|
constructive algorithms
greedy
math
|
800
|
| 1699-E |
Three Days Grace
|
data structures
dp
greedy
+3
|
2600
|
| 1699-D |
Almost Triple Deletions
|
data structures
dp
greedy
|
2300
|
| 1699-C |
The Third Problem
|
combinatorics
constructive algorithms
math
|
1700
|
| 1699-B |
Almost Ternary Matrix
|
bitmasks
constructive algorithms
matrices
|
900
|
| 1699-A |
The Third Three Number Problem
|
constructive algorithms
math
|
800
|
| 1698-G |
Long Binary String
|
bitmasks
math
matrices
+2
|
2900
|
| 1698-F |
Equal Reversal
|
constructive algorithms
graphs
implementation
+1
|
2800
|
| 1698-E |
PermutationForces II
|
brute force
combinatorics
greedy
+3
|
2300
|
| 1698-D |
Fixed Point Guessing
|
binary search
constructive algorithms
interactive
|
1600
|
| 1698-C |
3SUM Closure
|
brute force
data structures
|
1300
|
| 1698-B |
Rising Sand
|
constructive algorithms
greedy
implementation
|
800
|
| 1698-A |
XOR Mixup
|
bitmasks
brute force
|
800
|
| 1697-F |
Too Many Constraints
|
2-sat
constructive algorithms
graphs
+1
|
2800
|
| 1697-E |
Coloring
|
brute force
combinatorics
constructive algorithms
+6
|
2400
|
| 1697-D |
Guess The String
|
binary search
constructive algorithms
interactive
|
1900
|
| 1697-C |
awoo's Favorite Problem
|
binary search
constructive algorithms
data structures
+4
|
1400
|
| 1697-B |
Promo
|
greedy
sortings
|
900
|
| 1697-A |
Parkway Walk
|
greedy
implementation
|
800
|
| 1696-H |
Maximum Product?
|
brute force
combinatorics
dp
+4
|
3500
|
| 1696-G |
Fishingprince Plays With Array Again
|
brute force
data structures
geometry
+1
|
3300
|
| 1696-F |
Tree Recovery
|
brute force
constructive algorithms
dfs and similar
+3
|
2600
|
| 1696-E |
Placing Jinas
|
combinatorics
math
|
2000
|
| 1696-D |
Permutation Graph
|
binary search
constructive algorithms
data structures
+3
|
1900
|
| 1696-C |
Fishingprince Plays With Array
|
constructive algorithms
greedy
implementation
+1
|
1400
|
| 1696-B |
NIT Destroys the Universe
|
greedy
|
900
|
| 1696-A |
NIT orz!
|
bitmasks
greedy
|
800
|
| 1695-E |
Ambiguous Dominoes
|
constructive algorithms
dfs and similar
graphs
|
2700
|
| 1695-D2 |
Tree Queries (Hard Version)
|
constructive algorithms
dfs and similar
dp
+2
|
2300
|
| 1695-D1 |
Tree Queries (Easy Version)
|
brute force
constructive algorithms
dfs and similar
+3
|
2200
|
| 1695-C |
Zero Path
|
brute force
data structures
dp
+3
|
1700
|
| 1695-B |
Circle Game
|
games
greedy
|
1000
|
| 1695-A |
Subrectangle Guess
|
games
|
800
|
| 1694-B |
Paranoid String
|
constructive algorithms
greedy
|
1200
|
| 1694-A |
Creep
|
greedy
implementation
|
800
|
| 1693-F |
I Might Be Wrong
|
binary search
greedy
two pointers
|
3400
|
| 1693-E |
Outermost Maximums
|
data structures
greedy
|
3400
|
| 1693-D |
Decinc Dividing
|
brute force
data structures
divide and conquer
+2
|
2800
|