Return the number of structurally unique binary search trees (BSTs) that have exactly n nodes and unique values ranging from 1 to n, given an integer n.

Return the number of structurally unique binary search trees (BSTs) that have exactly n nodes and unique values ranging from 1 to n, given an integer n.

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: interviewbit, qualcomm, company-specific

目标公司: Qualcomm

参考答案摘要

Example 1: Input: n = 3 Output: 5 Example 2: Input: n = 1 Output: 1 The aim is to utilise each integer I as a root node, followed by left and right branches that represent what is smaller and greater ...

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