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CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
4 days
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games
combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
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data structures
dfs and similar
divide and conquer
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dsu
expression parsing
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geometry
graph matchings
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Problems
#
Name
1956B
Nene and the Card Game
games
,
greedy
800
x19078
1956A
Nene's Game
binary search
,
brute force
,
data structures
,
games
,
greedy
800
x19237
1842A
Tenzing and Tsondu
games
,
math
800
x19483
832A
Sasha and Sticks
games
,
math
800
x20392
1681A
Game with Cards
games
,
greedy
800
x20758
1684A
Digit Minimization
constructive algorithms
,
games
,
math
,
strings
800
x23502
1844A
Subtraction Game
constructive algorithms
,
games
800
x23902
1398B
Substring Removal Game
games
,
greedy
,
sortings
800
x24109
1841A
Game with Board
constructive algorithms
,
games
800
x24259
1719A
Chip Game
games
,
math
800
x25042
1480A
Yet Another String Game
games
,
greedy
,
strings
800
x25453
1919A
Wallet Exchange
games
,
math
800
x31835
1858A
Buttons
games
,
greedy
,
math
800
x34583
1899A
Game with Integers
games
,
math
,
number theory
800
x38414
959A
Mahmoud and Ehab and the even-odd game
games
,
math
800
x44385
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