"You are given a square grid of positive and negative numbers. You have to start at the top left corner of the grid and find a path to the bottom-right corner. In each step, you are only allowed to move one position to the right or one position down. As a special bonus, you are allowed at most one move that can be either to the left or up. Note that you are allowed to visit a position more than once as a result of this special move.
Your aim is to find such a path that has the maximum weight, where the weight of a path is the sum of all the numbers visited along the path."
Important things for INOI you can print out!by Udit Sanghi
So as you may/may not know I am preparing for INOI and I don't pay a bit of attention in the bad place called school. Can some one give me a doct file or something that I can print out and then read in the school.
Now that many competitives are over it's time to get our attention back to research work.
So what is a polymath project?
Polymath project can be though of as a coordinated effort among a group of people in order to solve a interesting yet difficult (and occasionally open) problem. You must be familiar to this idea if you have heard of CrowdMath before (problems here will be way easier than CrowdMath).
A fresh problem will be selected and then several attempts will be made to solve it or improve the previous attempt.
What kind of topic will appear?
A variety of mathematical or programming related top...
Q&A Session with Sumeet Varma, Codeforces India #1by Keshav Dhandhania
Hey there! I’m Sumeet Varma. I am extremely interested in Algorithms and Data Structures and so I do a lot of competitive programming. I am also a big fan of Counter-Strike, Politics and reading random answers on Quora.
My team (FruitSalad) came 1st in ACM ICPC ‘17 Kharagpur Regionals, 2nd in Kolkata Regionals and 7th in India Finals and we have qualified for World Finals. Also, I have been Red on Codeforces and the highest rated Indian programmer on Codeforces, Hackerrank and Topcoder in the past.
Currently, I am doing an internship at Directi (Bangalore) as a part of my project for final semester at DA-IICT, Gandhinagar.
Ask me anything!
Moderator note: We are very excited to host Sumeet for a Q&A session! He has a max rating of 2515 on Codeforces and 2173 on TopCoder, and you can see the graph going up consistently over the last 2.5 years. It's time to find out more about the person behind ...