úÎ o Ë,Binary Indexed Trees (a.k.a. Fenwick Trees) portablestablemaxwellsayles@gmail.comNoneBinary Indexed Tree AConstruct a new binary indexed tree on the indexes 1 through n. GCompute the sum of all indexes 1 through i, inclusive. Takes O(logn). 0Increment the value at index i. Takes O(logn). ,Binary Indexed Trees (a.k.a. Fenwick Trees) portablestablemaxwellsayles@gmail.com Safe-InferredA Binary indexed tree. 7Construct a binary indexed tree on k bits. Takes O(n). ELookup the sum of all values from index 1 to index i. Takes O(logn). ;Increment the value at index i by amount x. Takes O(logn).        binary-indexed-tree-0.1Data.BinaryIndexedTree.STData.BinaryIndexedTreeBinaryIndexedTreenew! incrementTreeNodeEmpty