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Before contest
Codeforces Round 945 (Div. 2)
04:12:42
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Difficulty:
—
greedy
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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Problems
#
Name
1431H
Rogue-like Game
*special problem
,
brute force
,
greedy
,
two pointers
2600
x65
100J
Interval Coloring
*special problem
,
greedy
,
math
2400
x60
1910G
Pool Records
*special problem
,
greedy
2700
x51
1951I
Growing Trees
binary search
,
constructive algorithms
,
flows
,
graphs
,
greedy
3200
x45
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