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1761F2
Anti-median (Hard Version)
combinatorics
,
dp
,
math
3500
x77
1874G
Jellyfish and Inscryption
dp
3500
x74
1545E1
AquaMoon and Time Stop (easy version)
data structures
,
dp
3500
x74
1868E
Min-Sum-Max
constructive algorithms
,
dp
,
greedy
3500
x73
1750H
BinaryStringForces
constructive algorithms
,
data structures
,
dp
3500
x73
1863H
Goldberg Machine 3
dp
,
trees
3500
x72
1863I
Redundant Routes
constructive algorithms
,
dp
,
trees
3500
x70
1654H
Three Minimums
combinatorics
,
constructive algorithms
,
divide and conquer
,
dp
,
fft
,
math
3500
x70
1326G
Spiderweb Trees
dp
,
geometry
,
trees
3500
x70
1889F
Doremy's Average Tree
data structures
,
dp
,
greedy
,
trees
3500
x68
1517H
Fly Around the World
dp
,
geometry
3500
x64
1942H
Farmer John's Favorite Intern
data structures
,
dp
,
flows
,
trees
3500
x62
1776E
Crossing the Railways
data structures
,
dp
3500
x62
1967E2
Again Counting Arrays (Hard Version)
combinatorics
,
dp
,
math
3500
x56
1773L
Lisa's Sequences
dp
3500
x28
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21
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Codeforces Round 946 (Div. 3)
04:57:35
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dp
combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
fft
flows
games
geometry
graph matchings
graphs
greedy
hashing
implementation
interactive
math
matrices
meet-in-the-middle
number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
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