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What does "x += x & (-x)" mean?...


c++bit-manipulationbitwise-operatorssegment-treebinary-indexed-tree

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Fenwick tree(BIT). Find the smallest index with given cumulative frequency in O(logN)...


c++algorithmbinary-searchfenwick-treebinary-indexed-tree

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Quick Way of Finding How many Substrings has first and last character repeated inside...


algorithmsubstringtime-complexitybinary-indexed-tree

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C++ Counting inversions in array, Fatal Signal 11 (BIT)...


c++algorithmbinary-indexed-tree

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Count "minimal" values...


c++algorithmdata-structuressegment-treebinary-indexed-tree

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Can someone please explain the solution to "Almost sorted intervals" to me?...


algorithminterval-treebinary-indexed-tree

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Range update in Binary Indexed Tree...


rangebinary-indexed-tree

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Answer queries about the number of distinct numbers in a given range...


algorithmdata-structuresbinary-indexed-tree

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String query with binary indexed tree...


c++segment-treefenwick-treebinary-indexed-tree

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Application of binary indexed tree...


algorithmtreebinary-indexed-tree

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range XORed sum using BIT or Fenwick tree...


algorithmxorfenwick-treebinary-indexed-tree

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RMQ using two fenwick trees (binary indexed tree)...


algorithmdata-structuresfenwick-treermqbinary-indexed-tree

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Brackets matching using BIT...


algorithmbinary-indexed-tree

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Find number of items with weight k in a range (with updates and queries)...


algorithmrangesegment-treebinary-indexed-tree

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How to find the total number of Increasing sub-sequences of certain length with Binary Index Tree(BI...


algorithmdata-structuressequencefenwick-treebinary-indexed-tree

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