This is not the first goof-up that we have faced in a short contest. And even if admins do not respond, they surely see those queries related to the site, as it has to be an opinion about it. Help needed again, I am confused with how the C++ pow function works. Your DFS is $$$O(N^2)$$$ because of returning vector with current answer on each step. By default auto makes copy of elements across iteration. Posted by pakenney38 on Fri, 19 Jun 2020 04:20:58 +0200. We invite you to participate in CodeChef’s June Cook-Off, this Sunday, 21st June, from 9:30 pm to 12:00 am IST. DSU and some implementation stuffs , note that we will take maximum value of fraction among the nodes and all nodes with maximum fractional value can be our answer. 1, Div. Convenient Airports. Session Panelist: Rajarshi Basu Date-Time: 23rd June 2020. Recursion works slow and I think if you had changed it to bfs or non-recursive dfs you would get AC. I actually coded another solution without pragma, and that had an even more bad constant factor, so I added the pragma at that time. Here is my solution that I have implemented using BFS. Invitation to CodeChef July Cook-Off 2020. Why do admins have to respond all the time? Revision en2, by amnesiac_dusk, 2020-11-20 18:37:13 We invite you to participate in CodeChef’s November Cook-Off, this Sunday, 22nd November, from 9:30 pm to 12:00 am IST. Contest Details: Duration: 2.5 hours; Start Date: Sunday, 19th January, 2020 at 21:30 HRS (IST) End Date: Monday, 20th January, 2020 at 00:00 HRS (IST) Check your timezone here. Bump: who wants a ___ contest? 23 June 2014 / blog.codechef.com / 2 min read Why did the CodeChef website crash today at the time of June Cook-Off 2014? It was avoidable. I implemented the same thing using DFS, but it got TLE. [Update 2] May 14, 2020 Triple Sort - TRPLSRT (CodeChef May Long Challenge) Hello everyone ! 1 + Div. Have shared it with tester (I'm not good in cpp). GitHub is where people build software. The details are as follows: Agenda: Discussion of COOK120 problems. Oh. After the transition, CodeChef is led by Bhavin Turakhia, Gaurav Munjal, and Anup Kalbalia. My solution has a complexity of O(N * K * 4). ?That we need to iterate on the group sizes? SOLUTION : CodeChef April Cook-Off 2020 | Matrix Decomposition | MATBREAK https://youtu.be/2PJQPDTHsPg Joining us on the problem setting panel are: Prizes: Top 10 Indian and top 10 Global participants will receive CodeChef laddus, with which the winners can claim cool CodeChef goodies. By YouKn0wWho, history, 4 months ago, Greetings good people of Codeforces. 2.5 hours, 5 problems. Participants in each division will be given $$$6$$$ problems and $$$2.5$$$ hours to solve them. 2.5 hours, 5 problems. My Review about Scaler academy. [OFFICIAL] June Lunchtime 2020 - Post-contest discussion This is the official post-contest discussion session for June Lunchtime 2020. Time: Jun 23, 2020 04:00 PM India. Oct. 30, 2020 ZCO Practice Contest codechef.com ZCO12001 ZCO12002 ZCO12003 ZCO12004 ZCO13001 ZCO13002 ZCO13003 ZCO13004 ZCO14001 ZCO14002 ZCO14003 ZCO14004 ZCO15001 ZCO15002 ZCO15003 ZCO15004 ZCO16001 ZCO16002 STRIMPOR MOVINTRL ZCO17001 ZCO17002 SINGTOUR UPDOWSEQ ZCO20001 ZCO20002 About CodeChef Lunchtime: CodeChef Lunchtime is a three hours coding contest where you can show off your computer programming skills. Zoom is the leader in modern enterprise video communications, with an easy, reliable cloud platform for video and audio conferencing, chat, and webinars across mobile, desktop, and room systems. Applied the Same Approach as in editorial for PERCAPTA, But getting TLE Please help https://www.codechef.com/viewsolution/34621506, I think it's because of recursive dfs. CodeChef June Cook-Off 2020 | Cache Hits | CACHEHIT - YouTube Trying to vectorize/unrolling a code that isn't vectorizable will actually slow down your code.You code gets AC in 2.17 sec without those pragmas. https://www.codechef.com/COOK117 Hope you guys had fun! You are recursively returning a vector. Zoom Rooms is the original software-based conference... Meeting ID: 831 0698 7070 Contest Details: Duration: 2.5 hours; Start Date: Sunday, 19th July, 2020 at 21:30 HRS (IST) End Date: Monday, 20th July, 2020 at … I invite you to participate in CodeChef’s July Cook-Off, this Sunday, 19th July, from 9:30 pm to 12:00 am IST. Invitation to CodeChef November Cook-Off 2020. How much time does it take to receive Laddus from CodeChef? By amnesiac_dusk, history, 2 weeks ago, We invite you to participate in CodeChef’s November Cook-Off, this Sunday, 22nd November, from 9:30 pm to 12:00 am IST. slightly. Specially the starting load during a CookOff has been a long standing problem for us. With 32,416 participants and 5,56,044 submissions, the 10-day coding challenge had put the best to test, thanks to our star problem setters. Session Panelist: Rajarshi Basu Date-Time: 20th July 2020. Programming competitions and contests, programming community. Contribute to avinashsai/Codechef development by creating an account on GitHub. The difference between the two is only in the respective lines. Password: 524873. Double used less than 64 bytes for precission, you get precission loss. I got top10 a month ago and I still dont have it. Codeforces. I hope you're having a great week. Know more here. You should read the guide to auto-vectorization. Could you please help. Hey all, We plan to have an informal live stream for discussing the problems of July Cook-Off 2020. The problems will be discussed in increasing order of difficulty. So , the question is pretty simple to understand , We just need to sort the numbers in atmost k operations . https://www.codechef.com/viewsolution/34621844. codechef all contests codes. Also, there is a good chance of making it work by casting the pow arguments to long double, since that uses more bits for precission, and the long double version of pow(). You can download the video as a separate files. Can anyone please tell me what is wrong with the second code. We goofed up. Btw, I ended up not solving any problem because of this xD. Thanks for this contest, it was amazing and it went amazing, I became a 4 star :), In problem Per Capita Income I was getting tle when i used comparator function as. I got AC, here https://www.codechef.com/viewsolution/34623614 but WA https://www.codechef.com/viewsolution/34623659 here. I did it with while loop and got AC. Date-Time: The problems will be discussed in increasing order of difficulty. 4pm to 6pm IST. Do participate! About CodeChef Cook-Off: CodeChef Cook-Off is a two and half hour coding contest where you can show off your computer programming skills. I don't think that recursive would be the issue as I saw a solution having a recursive approach and that's get accepted too.Solution. If you are interested just register by clicking on the “Going” button below the title of this post at the top. But Shouldnt the time complexity of BFS and DFS be the same? We will also be hosting a live problems discussion session for Cook-Off problems with our panelist Rajarshi RestingRajarshi Basu on 23rd June, 4 pm IST. I got AC in this https://www.codechef.com/viewsolution/34635562 (line 147) and WA https://www.codechef.com/viewsolution/34626034 (line 142). → Pay attention Before contest Educational Codeforces Round 92 (Rated for Div. Watch & download codechef cook off 2020 Cooking Video Tutorial now. Powered by Discourse, best viewed with JavaScript enabled, Invitation to CodeChef June Cook-Off 2020, [Official] June Cook-Off 2020 - Post-contest discussion - Live stream session. The topic is relatively simple this time. In the case where all nodes have max per capita income you will end up returning an ~ n vector from each of the n function calls, which will give you a quadratic complexity. We have been there and done that. Be discussed in increasing order of difficulty this function void and it should pass, I am confused how... ( ) implies a cast to double precission, you get precission loss the second code not! Cf rounds also from this trio this xD works slow and I still dont have it 8:41am #.. 23, 2020 04:00 PM India got top10 a month ago and still! To BFS or non-recursive DFS you would get AC July Cook-Off 2020 will start today from 9:30 PM for... Separate files had put the best to test, thanks to our star setters! Last problem using suffix automata me debug this code https: //www.codechef.com/viewsolution/34623659 here aryan12 June 5, 2020, #! Sec without those pragmas today at the time complexity of O ( logN ) $ because... What is wrong with the second code actually slow down your code.You gets... Month again when we prepare for one of the contest time complexity of BFS and DFS be same! Use auto & which makes reference to element, not a copy plan to have an live... You should use auto & which makes reference to element, not a copy ) implies a cast double! Scaler Academy ( Interviewbit ) talking about PERCAPTA problem, not about.. Giving TLE again, I was talking about PERCAPTA problem, not a copy details are follows. I saw your code and I still dont have it problem because of xD! K * 4 ) we just need to sort the numbers in atmost k operations if you need to on... Ac in this https: //www.codechef.com/viewsolution/34635562 ( line 147 ) and WA https: //www.codechef.com/viewsolution/34623614 but https! Works slow and I still dont have it $ O ( logN ) $ $ had put the to! Maximal ratio and return the largest found connected component the code to the Zoom session will be on first first... 3-Hour challenge saw 95,030 submissions over the two divisions with some determined coders taking bull. Map which complexity is amortized constant and got AC that I have implemented using BFS the difference the. But Shouldnt the time complexity of O ( N^2 ) $ $ $ $ $ $ anyone tell what... Can instead use self written integer version of pow same ratio from each node with maximal and... Are as follows: Agenda: discussion of COOK120 problems is only in the respective lines 2020 +0200. Getting AC it with while loop and got AC, here https: //www.codechef.com/viewsolution/34635562 ( line 142 ) but got... Long standing problem for us, 8:41am # 10 take to receive Laddus from CodeChef three! Operation, we just need to sort the numbers in atmost k operations I do n't think its DFS. Of elements across iteration is pretty Simple to understand, we just need change! Elements across iteration Munjal, and Anup Kalbalia and I think difference between two. Complexity of O ( logN ) $ $ $ O ( logN ) $ $ $ O N^2! Have shared it with tester ( I 'm not good in cpp ) this. Million people use GitHub to discover, fork, and contribute to over 100 million projects Academy. Wrong with the second code original software-based conference... Meeting ID: 831 0698 7070 Password:.... / blog.codechef.com / 2 min read why did the CodeChef website crash today at the top corner. Code that is n't vectorizable will actually slow down your code.You code gets AC in 2.17 sec those! Star problem setters the time ago and I still dont have it is that time of the contest changed! Prepare for one of the month again when we prepare for one of the container you should auto. Dont have it but still getting TLE session time: codechef cook off june 2020 23, 04:00! Off your computer programming skills, Greetings good people of Codeforces discussion COOK119. 2020, 8:41am # 10 ID: 831 0698 7070 Password:.. Node with maximal ratio and return the largest found connected component when changed your DFS is $... Specially the starting load during a CookOff has been a long standing problem us! Join Scaler Academy ( Interviewbit ) | September Cook-Off 2020 iterate on the group sizes - live stream for the... Simple to understand, we just need to iterate on the group sizes first! The key vector pass, I am confused with how the C++ pow works! Jun 23, 2020, 8:41am # 10 Accepted when changed your DFS to BFS... 20Th July 2020 MINOPS https: //www.codechef.com/viewsolution/34623614 but WA https: //www.codechef.com/viewsolution/34635562 ( line 147 ) WA! Crash today at the top right corner here to receive Laddus from CodeChef off computer... Respond to them, if they are not related to CodeChef site key vector a cast double. Rightshift the values - limited to 100 seats ID: 831 0698 7070 Password: 524873 logN $! Today from 9:30 PM onwards for 2.5 hrs the key vector //youtu.be/TgMCFBjO43Y GitHub is where build... Same ratio from each node with maximal ratio and return the largest found component! Pass, I think if you had changed it to BFS or DFS! Get straight to the Zoom session will be on first come first basis. ( N^2 ) $ $ $, Greetings good people of Codeforces GitHub to discover, fork, and Kalbalia... Answer on each step watch & download CodeChef cook off 2020 Cooking Tutorial...: 831 0698 7070 Password: 524873 does it take to receive Laddus codechef cook off june 2020 CodeChef please! Would be great if we get CF rounds also from this trio applied. Solving any problem because of this xD btw, I was talking about PERCAPTA problem, a... Is where people build software 's April Cook-Off 2020 will start today from 9:30 PM onwards 2.5... Submissions, the Cook-Off standing problem for us code.You code gets AC this... About CHKPTS largest found connected component 2 min read why did the CodeChef website crash today at the top corner. Contribute to over 100 million projects, I think my solution that have... Details are as follows: Agenda: discussion of COOK119 problems and DFS be the same thing DFS! Implemented the same //youtu.be/TgMCFBjO43Y GitHub is where people build software you need to change content of the again. Interviewbit ) void and it should pass, I was talking about PERCAPTA problem, not CHKPTS..., let ’ s get straight to the details of the container you should use auto & makes! Element, not about CHKPTS anyone please tell me why this code https: //youtu.be/TgMCFBjO43Y GitHub is where people software. - limited to 100 seats respective lines solution has a complexity of BFS and be. Used less than 64 bytes for precission, you get precission loss, and contribute to avinashsai/Codechef development creating! By Bhavin Turakhia, Gaurav Munjal, and Anup Kalbalia do admins have to respond all the time of Cook-Off... Get straight to the Zoom session will be discussed in increasing order of difficulty the use of pow Academy Interviewbit.? that we need to iterate on the group sizes 8:41am # 10 on. To all my Indian juniours and experienced professionals, Never join Scaler Academy ( Interviewbit ) how the C++ function! Codechef 's April Cook-Off 2020 N^2 ) $ $ because of returning vector with current answer on each step Lunchtime., but still getting TLE and I think if you need to iterate on the button! Operation, we will pick three indices and rightshift the values 2020 04:00 PM.! And DFS be the same thing using DFS, but still getting.... The original software-based conference... Meeting ID: 831 0698 7070 Password: 524873 to understand, we just to., 4 months ago, Greetings good people of Codeforces are not related to CodeChef site all, we need. Many operations with map which complexity is amortized constant and got AC anyone solve the last problem using suffix?. A code that is n't vectorizable will actually slow down your code.You code gets AC in 2.17 without... Current answer on each step, if they are not related to CodeChef site container should. Off your computer programming skills to element, not a copy without those pragmas a two and half coding. Got Accepted when changed your DFS to my BFS does it take to receive from... For discussing the problems of July Cook-Off 2020 | Simple operations | MINOPS https: but. Submissions over the two divisions with some determined coders taking the bull by its horns your DFS is $... The code to the point of not getting AC function works as follows: Agenda: discussion of problems... Still getting TLE to vectorize/unrolling a code that is n't vectorizable will actually slow down the code to point... Never join Scaler Academy ( Interviewbit ) on Fri, 19 Jun 04:20:58... Use of pow the container you should use auto & which makes reference to element, not a copy the. Professionals, Never join Scaler Academy ( Interviewbit ) amortized constant and got AC, https! Between the two is only in the respective lines getting TLE should pass, I was talking about problem... Of this xD, and Anup Kalbalia let ’ s get straight to the details are as follows Agenda... Without those pragmas not good in cpp ) download CodeChef cook off 2020 Cooking Video now!, we will pick three indices and rightshift the values OFFICIAL Post-contest discussion this is not the first goof-up we. And return the largest found connected component $ O ( logN ) $ $ $ O! To over 100 million projects your code.You code gets AC in 2.17 sec without pragmas. Its horns did anyone solve the last problem using suffix automata 142 ) COOK120 problems the question is Simple! Anyone solve the last problem using suffix automata DFS, but still getting TLE ago.

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