JavaScript:实现Fedwick树算法
/*
* Fedwick Tree Implementation in JavaScript
* Fedwick Tree Implementation for finding prefix sum.
*/
class FenwickTree {
constructor (feneickArray, array, n) {
for (let i
/*
* Fedwick Tree Implementation in JavaScript
* Fedwick Tree Implementation for finding prefix sum.
*/
class FenwickTree {
constructor (feneickArray, array, n) {
for (let i