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→ Pay attention
Before contest
Codeforces Round (Div. 2)
5 days
→ Filter Problems
 
binary search
trees
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Problems
 
 
# Name   Sort desc. Sort desc.
519E
A and B and Lecture Rooms
binary search, data structures, dfs and similar, dp, trees
Submit 2100  x8417
504E
Misha and LCP on Tree
binary search, dfs and similar, hashing, string suffix structures, trees
Submit 3000  x1069
474E
Pillars
binary search, data structures, dp, sortings, trees
Submit 2000  x4216
444E
DZY Loves Planting
binary search, dsu, trees
Submit 2700  x865
434E
Furukawa Nagisa's Tree
binary search, divide and conquer, sortings, trees
Submit 3000  x311
414D
Mashmokh and Water Tanks
binary search, data structures, greedy, trees, two pointers
Submit 2300  x749
374D
Inna and Sequence
binary search, data structures, dp, trees
Submit 2000  x992
372D
Choosing Subtree is Fun
binary search, data structures, dfs and similar, trees, two pointers
Submit 2600  x1131
208E
Blood Cousins
binary search, data structures, dfs and similar, trees
Submit 2100  x9013
191E
Thwarting Demonstrations
binary search, data structures, trees
Submit 2200  x960
150E
Freezing with Style
binary search, data structures, divide and conquer, trees
Submit 3000  x1038
85C
Petya and Tree
binary search, dfs and similar, probabilities, sortings, trees
Submit 2200  x625
6E
Exposition
binary search, data structures, dsu, trees, two pointers
Submit 1900  x3893
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