We are glad to invite you to the Div 4 round where you all can try your abilities.

The contest will be in IOI style. 5 porblems and almost 3 hours to solve problems

The contest starts at [contest_time:422752].

Do not forget to take place: The contest link

Again thanks to :

• fifty-seven, abdu11a, and domalak_kaktus.

Link for contest if you are already registered: link

Note: The contest is unofficial.

I have collected a set of sites and useful stuff in this blog.

• cp-algorithms.com
• e-maxx.ru | Approximately 145 algorithms are represented here, and for all algorithms there are short definitions and codes in C++
• usaco.org | The list of problems from various contests
• algoprog.ru | The place to learn coding and solve hard competitive programming problems
• blog.shahjalalshohag.com | The Ultimate Topic List(with Tutorials, Problems, and Templates)
• eolymp.com | The collection of problems from any CP olympiads
• algorithmica.org | Materials from various CS courses
• interviewbit.com | Coding Interview Questions
• leetcode.com | The platform to help you enhance your skills, expand your knowledge and prepare for technical interviews
• projecteuler.net | A website dedicated to a series of computational problems intended to be solved with computer programs
• exercism.org | To develop fluency in 63 programming languages,
• codingame.com | Practice & learn the fun way,
• assessmentday.co.uk | Practice tests, solutions, and tips to help you pass employers' logical reasoning tests,
• overthewire.org | Wargame is aimed at absolute beginners. It will teach the basics needed to be able to play other wargames,
• codewars.com | Improve your development skills by training with your peers on code kata that continuously challenge and push your coding practice,
• A2OJ | The set of problems from codeforces with complexity levels,
• spoj.com | Problems with tags and special topics,
• lightoj.com | Solve various algorithmic problems and participate in contests,
• clist.by | The list of contest timetables from any online judge sites,
• codechef.com | Participate in contests and solve complex problems(also free materials to learn),
• mathsisfun.com | Sometimes math is also needed for coding,
• atcoder.jp | Contests every month for beginners,
• happycodings.com | Any additional information to learn C++.

For practicing speedtyping:

• monkeytype.com | To check how fast you can write
• keybr.com | To practice and learn typing profusely
• typingtest.com | Also to practice and learn typing fast

Compilators: Offline: -Embarcadero DevC++ -CodeBlocks -VisualStudio

Online: -C++ Shell -online gdb -ReplIt

(There is also something like) computer-pdf, just try it. The only point is to use them...