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Before contest
Codeforces Round (Div. 3)
45:20:38
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Difficulty:
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combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
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dfs and similar
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#
Name
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x197714
112A
Petya and Strings
implementation
,
strings
800
x208626
263A
Beautiful Matrix
implementation
800
x224035
50A
Domino piling
greedy
,
math
800
x228157
158A
Next Round
*special problem
,
implementation
800
x231905
282A
Bit++
implementation
800
x235401
231A
Team
brute force
,
greedy
800
x298393
71A
Way Too Long Words
strings
800
x352620
4A
Watermelon
brute force
,
math
800
x480141
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