Practice these Leetcode problems for Facebook to sharpen your skills. 11.35 Word Break Problem [Hard] 21 mins. Coders are also allowed to rectify already present answers of egg drop . Problem. Dynamic Programming is one of the toughest topics whenever you prepare for your Interviews. LeetCode Problems for Microsoft • PC Bake Reduction Operations to Make the Array Elements Equal 1888. protein is broken down and the protein loses its strength and ability to work, so it ended up dying.the independent variable is the different types of protein, albumen (egg), casein (milk) and keratin (hair) .the dependent variable is the temperature (f°) that the proteins start to change.the constant variable are the materials . We've put together a bunch of LeetCode Problems for Microsoft in this article. Count Pairs in Two Arrays 1886. Egg Dropping Dynamic Programming - YouTube Problem. Leetcode All Problems with Java/C++ solutions Title. 2) The egg doesn't break and now we need to check k-n floors and we still have e eggs. 现在看来，思路没有讲清楚。没有讲当时的思考过程还原出来，导致大家看的不太明白。今天给大家带来的是 887.super-egg-drop 题解的重制版。思路更清晰，讲解更透彻，如果觉得有用，那就转发在看支持一下？OK，我们来看下这道题吧。 First question LC-hard : leetcode Description. for complete statements. Leetcode String window problems using hashmaps. 887. Super Egg Drop | Grandyang's Blogs Round 1: It was an online test on Mettl Platform, consisting of 1 coding . List of frequently asked problems in Facebook interviews. If it breaks, we know f is between 9 and 21. This problem is a specific case of n eggs…. DP on . if an empty space on the board has candies on top of itself, then these candies will drop until they hit a candy or bottom at the same time. In this problem, 1. Egg Dropping Puzzle. Aug. 2020. Acceptance. leetcode fast io - CodeProZone Id Name Date; 1542: Find Longest Awesome Substring: 8/15: 1457: Pseudo-Palindromic . Minimum Number of Flips to Make the Binary String Alternating 1886. egg drop problem leetcode - CodeProZone A building has 100 floors. An egg can be reused only if it survives the fall; If an egg breaks from the x th floor, it will also break from all floors above it . Valid Anagram. If the egg doesn't break at a certain floor, it will not break at any floor below. Each egg is identical in function, and if an egg breaks, you cannot drop it again. (No new candies will drop outside the top boundary.) leetcode fast io first missing number leetcode combination sum iv leetcode egg drop problem leetcode Union of two arrays leetcode fast io fast io c++ what is fast io in c++ fast input output in c++ c++ fast i/o c++ fast fast gcd. There is a leetcode problem as well, in a more generic version: You are given k identical eggs and you have access to a building with n floors labeled from 1 to Copy of Tathastu DSA Series.pdf - Tathastu DSA Series ... Determine Whether Matrix Can Be Obtained By Rotation 1884. The aim is to find out the highest floor from which an egg will not break when dropped out of a window from that floor. This video explains a very important and famous dynamic programming interview problem which is the coin change problem.It is a variation of Unbounded knapsac. Egg Drop With 2 Eggs and N Floors. Egg Dropping using Memoization OptimizationProblem statement: You are given N floor and K eggs. Example 1: Input: K = 1, N = 2 Output: 2 Explanation: Drop the egg from floor 1. Remember, Google focuses on your approach to solving the given problem. If you are not very familiar with this problem and the classic method, please read「Super Egg Drop」, which is the basic of following contents. 34 min. The critical floor is defined as the lowest floor from which you drop an egg and it doesn't break. 242. Study Resources. Count Pairs in Two Arrays 1883. The following is a description of the instance of this famous puzzle involving n=2 eggs and a building with k=36 floors. - If the 1st egg does not break, drop the 1st egg again at floor 22. You are given two identical eggs and you have access to a building with n floors labeled from 1 to n. You know that there exists a floor f where 0 <= f <= n such that any egg dropped at a floor higher than f will break, and any egg dropped at or below floor f will not break. Microsoft is well-known among the tech industries. 1235. the eggs don't break) considering worst-case scenario and a few conditions:. An egg that survives a fall can be used again. You are given 2 identical eggs. If it breaks, we know f is between 9 and 21. You are given two eggs, and access to a 100-storey building. Eggs dropping puzzle (Binomial Coefficient and Binary Search Solution) Given n eggs and k floors, find the minimum number of trials needed in worst case to find the floor below which all floors are safe. Drop the 2nd egg starting from floor 10 and going up one at a time to find f within 12 more drops. What strategy should be used to drop eggs . Super Egg Drop. 1 2 3 . Please see n eggs and k floors. Programmers need to enter their query on egg drop problem leetcode related to C++ code and they'll get their ambiguities clear immediately. The Super Egg Drop problem (Leetcode 887) has been discussed in the last article using the classic dynamic programming method. 26/05/2020 (7) Dynamic Programming - LeetCode Dynamic Programming You have solved 1 / 202 problems. Design The Two Egg Problem (famous problem) Extend to when n=3 , 4 ,5 and floors 100 where n is no.of eggs given. Create Target Array in the Given Order: Problem Statement[Leetcode] 6 min. Total drops is 1 + 7 = 8. 2) The egg doesn't break and now we need to check k-n floors and we still have e eggs. combination sum iv leetcode first missing number leetcode leetcode fast io egg drop problem leetcode Union of two arrays leetcode Read in three numbers, and calculate the sum. Each recursion practice problem has its solution with the examples, detailed explanations of the solution approaches. . FANG have a better process (in my experience with Google/Amazon/Facebook) - work you up to harder problems, or behavioural and system design. The output list must be sorted by the x . Find Numbers with Even Number of Digits: Problem Statement [Leetcode] [Easy] . programming-puzzle. Matrix Chain Multiplication (GFG) Day 50 (Dynamic Programming - Hard II) : 251. By zxi on August 8, 2021. If it breaks, we know with certainty that F = 1. You are given K eggs, and you have access to a building with N floors from 1 to N. Each egg is identical in function, and if an egg breaks, you cannot drop it again. Egg dropping problem goes like given n eggs and f floors, our task is to find the minimum number of trials required to find the highest floor from which it is safe to drop eggs (i.e. You have to minimize the number of times you have to drop the eggs to find t. You can move up the floors of this building and drop an egg. You are given K eggs, and you have access to a building with N floors from 1 to N . In this problem, we discuss the egg dropping problem using dynamic programming. 1326. Puzzles. There are certain which you have to follow -. Let's talk about the 2 Egg problem, courtesy of Interview Cake.. Video Link; Egg Dropping Problem Memoization Optimization - As suggested in lectures. 11.13 Longest Increasing Subsequence . 138. Please see n eggs and k floors. Total drops is 1 + 7 = 8. C++ answers related to "egg drop problem leetcode" combination sum iv leetcode; first missing number leetcode; max product subarray leetcode; Union of two arrays leetcode; C++ queries related to "egg drop problem leetcode" . Egg dropping Problem . What is most interesting about this problem is that it is a very good example to understand search. Egg Dropping Problem Memoization. Problem statement: You are given N floor and K eggs.You have to minimize the number of times you have to drop the eggs to find the critical floor where critical floor means the floor beyond which eggs start to break. for complete statements. Show problem tags # Title Acceptance 2 Add Two Numbers 小旭讲解 LeetCode 887. You know that there exists a floor F with 0 <= F <= N such that any egg dropped at a floor higher than F will break, and any egg dropped at or below floor F . Puzzle | Set 35 (2 Eggs and 100 Floors) The following is a description of the instance of this famous puzzle involving 2 eggs and a building with 100 floors. You have a 100-story building and two eggs. cpp by Mero my Hero on Dec 26 2020 Donate . Triples with Bitwise AND Equal To Zero. Reduction Operations to Make the Array Elements Equal 1885. Difficulty Level : Hard. The input list is already sorted in ascending order by the left x position Li. An egg can be reused only if it survives the fall; If an egg breaks from the x th floor, it will also break from all floors above it . Reduction Operations to Make the Array Elements Equal 1888. Drop the 2nd egg starting * from floor 1 and going up one at a time to find f within 7 more drops. This does not necessarily mean that you must perfectly solve the problem. Both eggs are identical. A broken egg can't be used again. Minimum Space Wasted From Packaging 1887. An egg that survives a fall can be used again. Recursion practice problems: Here, you will find the various recursion practice problems with solutions that are commonly asked in the various interview rounds of the companies. The link of YouTube playlist:. The physical properties of the ideal egg is such that it will shatter if it is dropped from floor n ∗ n^* n ∗ or above, and will have no . Browse Other Code Languages. Similar RGB Color 2019 (1) January (1) . 1.16 Create Target Array in the Given Order: Explanation & Python Code [Leetcode] . Medium. Egg Drop With 2 Eggs and N Floors Level. I have coded the most optimized solutions of 50 LeetCode questions tagged with Goldman Sachs. Burst Balloons (Leetcode) 250. Egg dropping refers to a class of problems in which it is important to find the correct response without exceeding a (low) number of certain failure states. Determine Whether Matrix Can Be Obtained By Rotation 1887. Suppose that we wish to know which stories in a 100-story building are safe to drop eggs from, and which will cause the eggs to break on landing. * - If the 1st egg does not break, drop the 1st egg again at floor 22. Super Egg Drop: 8/14: 53: Maximum Subarray: 11/15: String. Maximum Profit in Job Scheduling. Egg Dropping Problem Optimization Using Concept of Binary Search - Accepted on Leetcode (Credits: Comment below video) To Solve these problem on leetcode Click Here. Id . . Regular Expression Matching (Leetcode) 249. Answer (1 of 28): Brute Force logic: Start from ground floor and keep going up until the egg breaks at floor X. 1.Linear DP. Count Pairs in Two Arrays 1886. Minimum Number of Flips to Make the Binary String Alternating 1889. 0 Add a Grepper Answer . [Image taken from LeetCode] Note: The length of board will be in the range [3, 50]. Egg dropping Problem [Hard] 34 mins. Drop the 2nd egg starting from floor 1 and going up one at a time to find f within 7 more drops. For instance, the skyline in Figure B should be represented as: [ [2 10], [3 15], [7 12], [12 0], [15 10], [20 8], [24, 0] ]. Egg dropping problem goes like given n eggs and f floors, our task is to find the minimum number of trials required to find the highest floor from which it is safe to drop eggs (i.e. You are given 'k' identical eggs and you have access to a building with 'n' floors. k eggs and a building with n floors Problem statement. Drop the 2nd egg starting from floor 10 and going up one at a time to find f within 12 * more * drops. Egg Drop With 2 Eggs and N Floors 1885. 47.8% Easy 887 Super Egg Drop (/problems/super-egg-drop) . ( leetcode题解，记录自己的leetcode解题之路。) - GitHub - cxy0806/leetcode-lucifer: LeetCode Solutions: A Record of My Problem Solving Journey. - If the 1st egg does not break, drop the 1st egg again at floor 22. 11.36 . Suppose that we wish to know which stories in a 36-story building are safe to drop eggs from, and which will cause the eggs to break on landing. 花花酱 LeetCode 1884. The Problem. LeetCode Problem List Hash Table. Minimum Number of Taps to Open to Water a Garden. Difficulty. If we drop an egg from floor n, one of two events happens: 1) The egg breaks, so now our problem is reduced to a tower of height n-1, and we now have e-1 eggs. 你将获得 K 个鸡蛋，并可以使用一栋从 1 到 N 共有 N 层楼的建筑。每个蛋的功能都是一样的，如果一个蛋碎了，你就不能再把它掉下去。 egg drop problem leetcode . The egg dropping puzzle. Hence, we needed 2 moves in the worst case to know what F is with certainty. Leetcode all problems list, with company tags and solutions. Total drops is 2 + 12 = 14. There were a total of 3 rounds for people who applied for 2 months internship program and 4-5 rounds for people applying for 6 months internship program. Minimum Space Wasted From Packaging 1890. You know that there exists a floor F with 0 <= F <= N such that any egg dropped at a floor higher than F will break, and any egg dropped at or below floor F . You are given two identical eggs and you have access to a building with n floors labeled from 1 to n. You know that there exists a floor f where 0 <= f <= n such that any egg dropped at a floor higher than f will break, and any egg dropped at or below floor f . When you start a LeetC. Read More. Super Egg Drop. leetcode LeetCode Problem List Hash Table Linked List Dynamic Programming String Bit Operation Math Graph Concurrency Tree Other. Let's call that floor N. . Frequency. Hard. Amazon WOW Interview Experience 2021. View Dynamic Programming - LeetCode.pdf from CS 192 at University of Maryland. Drop the 2nd egg starting from floor 1 and going up one at a time to find f within 7 more drops. Eggs dropping puzzle (Binomial Coefficient and Binary Search Solution) Given n eggs and k floors, find the minimum number of trials needed in worst case to find the floor below which all floors are safe. LeetCode Solutions: A Record of My Problem Solving Journey. This is a very popular math puzzle . In this article, we are going to implement a C++ program to solve the Egg dropping problem using dynamic programming (DP). Given some number of floors and some number of eggs, what is the minimum number of attempts it will take to find out from which floor egg will break.https://. Solution is very inefficient, in case the egg doesn't break till the 99th floor. All eggs are identical. Super Egg Drop. You are given K eggs, and you have access to a building with N floors from 1 to N . 1881. Mathematical. If the egg breaks at the current floor 'x', then it will break… leetcode. Partition Array to K Subsets (GFG) 252. Egg Drop With 2 Eggs and N Floors 1885. 11.12 Word Break Problem . The most interesting property of the eggs is that every egg has it's own "threshold" floor. You have to minimize the number of times you have to drop the. Broken Eggs Problem - 613 Words | Bartleby hot www.bartleby.com. ID. Improvised solution: Start fr. Notes: The number of buildings in any input list is guaranteed to be in the range [0, 10000]. Egg Dropping (GFG) Day 49 (Dynamic Programming - Hard I) : 246. One of the floors is the highest floor an egg can be dropped from without breaking. README.md. Drop the 2nd egg starting from floor 10 and going up one at a time to find f within 12 more drops. 1884. In my experience the startups ask more bullshit questions - LC hard and other brain teasers or even math problems. Egg Dropping Puzzle | DP-11. A floor is safe if dropping an egg from it does not break the egg. 887. A floor is safe if dropping an egg from it does not break the egg. Longest Valid Parentheses (Leetcode) 247. Suppose that there is a building with 100 floors. Every egg is identical and totally interchangeable. View Math - LeetCode.pdf from MATH 2020 at University of Maryland. If it didn't break, then we know with certainty F = 2. Answer (1 of 4): A tech company will never ask you a "LeetCode question". Each egg is identical in function, and if an egg breaks, you cannot drop it again. 26/05/2020 (7) Math - LeetCode Math You have solved 4 / 175 problems. Minimum Space Wasted From Packaging 1890. If you are preparing a coding interview for GS, this series surely helps you. Minimum Number of Flips to Make the Binary String Alternating 1889. Google interview questions are very diverse. first missing number leetcode leetcode fast io combination sum iv leetcode egg drop problem leetcode Union of two arrays leetcode the first n approximations of number pi in c++ Sum of first and last digit of a number in C++ c++ check missing return c++ argument list for class template is missing Find Missing And Repeating how to add a number after each number in an array with a for loop in C++ . The attractive company culture and attractive salary have made jobs in Microsoft very lucrative among software engineers. You are given two integers N and K. N represents the numb. Otherwise, drop the egg from floor 2. I feel there is some misinformation about them just asking leetcode hards from the get go. If the egg survives, then it would have survived any lesser fall. Video Link; To Solve these problem on GFG Click Here. Well-Known among the Tech industries focuses on your approach to solving the given problem is... To drop the 1st egg does not break the egg dropping puzzle development by creating an on... Intern role through Amazon WOW Interview Experience 2021 feel there is a with... Of 1 coding you can not drop it again > [ Goldman Sachs 50... Qoogle < /a > 1884 the left x position Li just asking LeetCode hards from the go... Recursion practice problem has its solution with the examples, detailed explanations of the of... Microsoft is well-known among the Tech industries Python code [ LeetCode ] 11/15. & amp ; Python code [ LeetCode ] Interview Experience 2021 /problems/super-egg-drop ) coding! Position Li //www.geeksforgeeks.org/eggs-dropping-puzzle-binomial-coefficient-and-binary-search-solution/ '' > egg dropping puzzle ( Binomial Coefficient and Binary... < /a > egg! Of 50 LeetCode questions ] Q21 First question LC-hard: LeetCode < >. Solutions of 50 LeetCode questions tagged with Goldman Sachs Top 50 LeetCode questions ].. 50 ] Huahua & # x27 ; t break at any floor below | egg drop with 2 Eggs N. ) Math - LeetCode Solutions - 2094 culture and attractive salary have made jobs in Microsoft lucrative. 1457: Pseudo-Palindromic '' https: //walkccc.me/LeetCode/problems/2028/ '' > 花花酱 LeetCode 1884 PepCoding | egg drop with 2 Eggs N! Have survived any lesser fall 21 mins January ( 1 ) while coding their module: 8/15::! S talk about the 2 months SDE intern role through Amazon WOW Interview 2021... If it breaks, you can not drop it again submitted by Ritik Aggarwal, on December 13,.! Certainty that f = 2: //walkccc.me/LeetCode/problems/2094/ '' > 2 Eggs and N from. Rotation 1884 to minimize the number of times you have to minimize the number of Taps to to. If the 1st egg does not break at any floor below leetcode题解，记录自己的leetcode解题之路。 -... Case to know what f is between 9 and 21 Word break problem [ Hard ] 21.... ( GFG ) 252 Open to Water a Garden puzzle ( Binomial Coefficient and...... ( 887 //www.pepcoding.com/resources/data-structures-and-algorithms-in-java-levelup/dynamic-programming/egg_drop/topic '' > LeetCode Solutions < /a > egg dropping puzzle | DP-11 - GeeksforGeeks /a! The output list must be sorted by the left x position Li egg... Matrix can be Obtained by Rotation 1887 https: //walkccc.me/LeetCode/problems/2028/ '' >.! Is guaranteed to be in the range [ 0, 10000 ]: 8/15::! The following is a very good example to understand search description of the instance of this puzzle! Elements Equal 1885 Difficulty Status # Title solution Acceptance 1 two or IDs Difficulty Status # Title solution Acceptance two! Problem - Algorithms and Me < /a > Medium [ Goldman Sachs, there certain! Problem solving Journey have made jobs in Microsoft very lucrative among software engineers to a building with N Level... Perfectly Solve the problem the Array Elements Equal 1888 floor 10 and going up at. Missing Observations - LeetCode Dynamic Programming you egg dropping problem leetcode access to a building with N Level. Share=1 '' > 小旭讲解 LeetCode 887 Array Elements Equal 1888 in worst case the 99th floor detailed. Solution approaches N Floors（python... < /a > 1884 between 9 * and 21 t break ) worst-case! Is very inefficient, in case the egg doesn & # x27 ; t,... Question titles, description or IDs Difficulty Status # Title solution Acceptance 1 two is guaranteed to in! For the 2 months SDE intern role through Amazon WOW drive 2021 egg does not the! Aggarwal, on December 13, 2018 scenario and a building with k=36.... The two egg problem < /a > 1881 access to a building with N floors from 1 to.. Search question titles, description or IDs Difficulty Status # Title solution Acceptance 1 two an account on.... Of egg drop - Qoogle < /a > Medium times you have access to a 100-storey building list.: //codeprozone.com/code/cpp/33215/leetcode-fast-io.html '' > super egg drop with 2 Eggs and N floors Level drop ( /problems/super-egg-drop.! Eggs problem - Algorithms and Me < /a > 小旭讲解 LeetCode 887 floor N. ; Python code LeetCode. Solutions: a Record of my problem solving Journey: //www.geeksforgeeks.org/egg-dropping-puzzle-dp-11/ '' > 优享资讯 | LeetCode.... - CodeProZone < /a > 1884 '' https: //walkccc.me/LeetCode/problems/2028/ '' > LeetCode 1884 Flips to the... > 花花酱 LeetCode 1884 Acceptance 1 two Top 50 LeetCode questions ] Q21 //www.pepcoding.com/resources/data-structures-and-algorithms-in-java-levelup/dynamic-programming/egg_drop/topic '' > PepCoding | egg with. Its solution with the examples, detailed explanations of the instance of this famous involving! Drop - Huahua & # x27 ; t break ) considering worst-case scenario and a building 100... Survived any lesser fall f within 12 more drops / 175 problems Explanation! Get go LeetCode problems for Facebook to sharpen your skills 现在看来，思路没有讲清楚。没有讲当时的思考过程还原出来，导致大家看的不太明白。今天给大家带来的是 887.super-egg-drop <... Position Li > First question LC-hard: LeetCode Solutions - 2094 search question titles, description IDs! Experience 2021 Observations - LeetCode Dynamic Programming you have to follow - 613 Words | Bartleby hot www.bartleby.com Some. Drop outside the Top boundary. scenario and a building with 100 floors of the to... Building with k=36 floors: 8/14: 53: Maximum Subarray: 11/15: String in very. And Binary... < /a > 1884 # x27 ; s call that floor N. the problem... Need to minimise the number of trials needed in worst case to what!: //github.com/cxy0806/leetcode-lucifer '' > 2 Eggs and N Floors（python... < /a > 小旭讲解 LeetCode 887 bunch LeetCode... Dropped from without breaking doc ( online ) company culture and attractive salary made!: 8/14: 53: Maximum Subarray: 11/15: String ( 887 /problems/super-egg-drop ) to a 100-storey building of. Day 50 ( Dynamic Programming - Hard II ): 251 identical in function, and access to building... This building and drop an egg that survives a fall can be used again: //www.codetd.com/article/13171601 '' > dropping... Super egg drop ( /problems/super-egg-drop ) is very inefficient, in case the doesn! Be in the range [ 0, 10000 ] integers N and K. N represents the.! Fall can be Obtained by Rotation 1884 ; t break ) considering worst-case scenario and a few:! Certain which you have to follow - hards from the get go 2 months SDE role... ( GFG ) 252 N represents the numb case to know what f is 9. With 100 floors list must be sorted by the left x position Li of board will in... //Lucifer.Ren/Leetcode/Problems/887.Super-Egg-Drop.Html '' > recursion practice problems with Solutions < /a > 现在看来，思路没有讲清楚。没有讲当时的思考过程还原出来，导致大家看的不太明白。今天给大家带来的是 887.super-egg-drop 题解的重制版。思路更清晰，讲解更透彻，如果觉得有用，那就转发在看支持一下？OK，我们来看下这道题吧。 < a href= https. > Amazon WOW Interview Experience 2021 0, 10000 ] worst case Longest. The worst case good example to understand search IDs Difficulty Status # Title solution Acceptance two. That there is Some misinformation about them just asking LeetCode hards from the go... '' https: //zxi.mytechroad.com/blog/math/leetcode-1884-egg-drop-with-2-eggs-and-n-floors/ '' > egg dropping problem Memoization Optimization - As suggested lectures... //Qoogle.Top/Leetcode-887-Super-Egg-Drop/ '' > 花花酱 LeetCode 1884 a time to find f within 12 more drops these problems! X27 ; t be used again these LeetCode problems for Microsoft in article! Survives a fall can be used again need to minimise the number of egg dropping problem leetcode you to! * between 9 and 21 1457: Pseudo-Palindromic similar RGB Color 2019 1... Are Some Important problems available on LeetCode with their Solutions - 2094 [ 3, 50 ] egg dropping problem leetcode... | LeetCode 1884 building with 100 floors | Bartleby hot www.bartleby.com 小旭讲解 887. Pepcoding | egg drop Awesome Substring: 8/15: 1457: Pseudo-Palindromic December... Order: Explanation & amp ; Python code [ LeetCode ]: //grandyang.com/leetcode/887/ '' > 小旭讲解 LeetCode 887 / problems... Approach to solving the given Order: Explanation & amp ; Python code [ ]... Drop an egg determine Whether Matrix can be Obtained by Rotation 1884 get.. 2020 Donate for Microsoft egg dropping problem leetcode this article minimum number of Flips to the... On GFG Click Here: 1457: Pseudo-Palindromic LeetCode 887 # Title solution Acceptance 1 two f between., consisting of 1 coding: 1457: Pseudo-Palindromic: //www.geeksforgeeks.org/eggs-dropping-puzzle-binomial-coefficient-and-binary-search-solution/ '' > Eggs dropping puzzle problem. # Title solution Acceptance 1 two //www.algorithmsandme.com/super-egg-drop-problem/ '' > 题目地址 ( 887 description or IDs Difficulty Status Title! N represents the numb and 100 floors & # x27 ; s talk about the 2 SDE... Given two Eggs, and if an egg that survives a fall can be Obtained Rotation! Ve put together a bunch of LeetCode problems for Microsoft in this article given 2 Eggs and N Level... Hot www.bartleby.com lesser fall it didn & # x27 ; t break ) considering scenario...: 251 the instance of this building and drop an egg can be used again ) worst-case!