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Before contest
Codeforces Round 941 (Div. 1)
05:16:21
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Before contest
Codeforces Round 941 (Div. 2)
05:16:22
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two pointers
combine-tags-by-or
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2-sat
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Name
60A
Where Are My Flakes?
implementation
,
two pointers
1300
x3521
55E
Very simple problem
geometry
,
two pointers
2500
x673
48G
Galaxy Union
dp
,
trees
,
two pointers
2700
x254
46C
Hamsters and Tigers
two pointers
1600
x2214
43E
Race
brute force
,
implementation
,
two pointers
2300
x370
14D
Two Paths
dfs and similar
,
dp
,
graphs
,
shortest paths
,
trees
,
two pointers
1900
x4294
6E
Exposition
binary search
,
data structures
,
dsu
,
trees
,
two pointers
1900
x2989
6C
Alice, Bob and Chocolate
greedy
,
two pointers
1200
x12960
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