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Segment Tree
Difficulty
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276
Fish
Hard
689
Swaper
Very easy
691
Sparse Tables
Very easy
695
Range Variation Query
Very easy
709
Length of association (RU)
Very easy
1973
Откат
Very easy
2305
Окна (Easy)
Very easy
2306
Steps
Very easy
2307
The sum
Easy
2832
B-stock
Very easy
2905
Light Switching
Very easy
2906
Can you answer these queries - 1
Easy
2907
Can you answer these queries - 3
Very easy
2909
Multiples of 3
Very easy
2911
Maximum Sum
Very easy
2937
Dima and machine of time
Easy
2938
Dima and machine of time
Very easy
2939
Dima and array 1
Easy
2940
Dima and large array
Very easy
2941
Dima and array
Very easy
2942
Dima and table
2951
Count Offline
Easy
2959
Прямоугольные запросы
Easy
2961
Жесть
Medium
3059
Minimizing maximizer
Very easy
1
2
3
4