CODING CHALLENGES

代码题库

用接近 LeetCode 的题表进入训练：先筛选题目，再进入双栏题面和编辑器。每道题只展示它实际声明支持的语言。

继续刷题

题目列表

显示 7 / 646 道可提交题。 当前筛选：标签：Statistics，难度：困难，权限：免费

难度
全部简单中等困难
权限
全部免费订阅
语言
全部PythonC++Rust
常用标签
全部Numerical Methods326Quant Developer298Array226Statistics205Risk173Risk Quant152Microstructure129Time series113Pricing99Sorting96Sell Side Quant89Buy Side Quant Researcher77Backtesting73Execution70Factor69Dynamic Programming67
提交状态：未尝试未正确已正确
未尝试
coding-card-shuffle-bias-detection可练习
洗牌偏差检测：找出最被高估的排列

Card Shuffle Bias Detection

Hash mapNumerical MethodsStatisticsQuant Developer
困难免费版Python / C++ / Rust
未尝试
coding-count-regime-paths-panic-calm可练习
市场状态路径计数：恐慌须由平静隔开

Count Regime Paths Satisfying Constraint

Dynamic ProgrammingGraphTreeStatisticsQuant Developer
困难免费版Python / C++ / Rust
未尝试
coding-empirical-marginal-cdf-inverse-mapping可练习
经验逆 CDF 边际映射（Copula 流水线第二步）

Empirical Inverse-CDF Marginal Mapping (Copula Pipeline, Step Two)

Numerical MethodsSimulationSortingStatisticsRisk Quant
困难免费版Python / C++ / Rust
未尝试
coding-gaussian-copula-correlated-sample-via-cholesky可练习
通过 Cholesky 分解生成高斯 Copula 相关样本

Gaussian-Copula Correlated Samples via Cholesky Factorisation

Numerical MethodsSimulationStatisticsRisk Quant
困难免费版Python / C++ / Rust
未尝试
coding-gumbel-copula-bivariate-cdf可练习
Bivariate Gumbel-Copula CDF Closed-Form Evaluation

Bivariate Gumbel-Copula CDF Closed-Form Evaluation

Numerical MethodsStatisticsRisk Quant
困难免费版Python / C++ / Rust
未尝试
coding-mahalanobis-distance-via-cholesky可练习
通过 Cholesky 前代法计算马氏距离

Mahalanobis Distance via Cholesky Forward-Solve

Numerical MethodsSimulationStatisticsRisk Quant
困难免费版Python / C++ / Rust
未尝试
coding-t-copula-correlated-samples-given-noise可练习
通过 Cholesky 与卡方标度生成 t-Copula 相关样本

t-Copula Correlated Samples via Cholesky and Chi-Square Scaling

Numerical MethodsSimulationStatisticsRisk Quant
困难免费版Python / C++ / Rust
难度分布：简单 0中等 0困难 7清除全部筛选