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algorithm: SegmentTree (#1178)

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Changi Cho
2022-10-20 20:39:37 +09:00
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parent 636017ca51
commit 58671861a5
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Data-Structures/Tree/test/SegmentTree.test.js Normal file
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import { SegmentTree } from '../SegmentTree'
describe('SegmentTree sum test', () => {
const a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
const segment = new SegmentTree(a)
it('init sum check', () => {
expect(segment.query(0, 2)).toBe(6)
})
it('init sum check', () => {
segment.update(2, 1)
expect(segment.query(0, 2)).toBe(4)
})
})