There are 52 shuffled cards. The first 10 cards are thrown away. What is the probability that the next card is redRoll four dice and find the probability that ...
1. Quantitative Research Test - 2025/26 - US[*]90 minutes.Question 1You are given an positive integer n and an array of unique positive integers k = [ ...
OA beat the odds : 概率统计 20题，题还挺难的。求大米!
概率题 1.5min一道过时不侯不能倒回记得的有1.开始有十元roll dice 10times， +1 for even -1for odd ， find probability of bankrupt2.roll6 coins ，the prob of m ...
求加米！！！70分钟 4道题**** 本内容被作者隐藏 ****求加米！！！
[*]Hackerrank: three coding problems[*][*]You're starting a new day as a tradar at Optiver and you're experiencing a short squeeze. At the same time, to remain ...
Timeline:8/21 海投 , 馬上收到OA8/26 Assessment reminder (Recruiter 寄信來說 可以再延長三天OA時間）8/27 完成OA8/29 約Behavioral Phone InterviewBehaviora ...
Problem: Balloon Festival SimulationYou are tasked with implementing a simulation system for a hot air balloon festival. The system must track multiple balloo ...
Intern OA - Numerical test: 14 - 26 题求大米！
Intern OA - Numerical test: 1 - 13 题求大米！
前阵子写了Optiver OA 分享一下 最近也在找工 求米求米求米求米**** 本内容被作者隐藏 ****
今年OA ： 概率统计 24-30题求大米！
Optiver OA 第二轮 30道选择题每题限时一分半这里面题目要么是掷骰子要么是丢硬币要么是random walk exit time，难点在于一分三十秒的时限，你简单的题做的快他们也不会 ...
Complete the functions described below in the NewsProvider class. Keep in mind that:[*]If any constraint is violated when performing an operati ...
一个小时三十分钟coding题目是模拟题实现场景气球 和 风俗 根据altitude 和 uodate time计算他settle time和winner 会给你unsettle 条件 用了两个dictionary 记录每个气球 ...
昨天刚做的全新OA，希望加米，谢谢！！！这次只有一道OOP，75分钟。建议暴力写完pass一些testcase再优化。请你设计一个新闻aggregate and publish system.**** 本内容 ...
Question 1: Stock TransactionsYou start with k shares of a stock.Each day you can either:[*]buy 1 more share, or[*]sell 1 share (but you cannot go below ...
一共二十几道选择题，限时一小时。包含Logic circuit，logic expression化简，给一段很基础的verilog选择题，一个修改verilog题最后有一个很简单的C coding题，写一个比 ...
1. Count Sequences That Sum to nProblem:You are given a positive integer n and an array of unique positive integers k = [k1, k2, ...]. You want to buy exa ...
