push intro
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Benjamin Qi
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@ -7,8 +7,10 @@ description: Learn about the basic data types needed for competitive programming
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## Additional Reading
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- CPH 1.1 - 1.3
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- [PAPC 2.3](http://www.csc.kth.se/~jsannemo/slask/main.pdf)
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<resources>
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<resource source="CPH" title="1.1 to 1.3 - Introduction" starred></resource>
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<resource source="PAPS" title="2.3 - Variables & Types"></resource>
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</resources>
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## Data Types
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@ -48,12 +48,17 @@ In particular, contestants using Java should be familiar with roughly the first
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## Resources for Learning How to Code
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[Sololearn](https://www.sololearn.com/) has courses on C++, Java, and Python. You don't have to complete the full course.
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### C++
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- If you use Sololearn, we recommend you finish everything up to (but not including) "More on Classes."
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- [Ch 2 of PAPS](http://www.csc.kth.se/~jsannemo/slask/main.pdf) also contains a C++ tutorial. Use one of these two resources (or find your own) to learn C++.
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Use one of these resources (or find your own) to learn C++.
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<resources>
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<resource source="Sololearn" title="C++" url="https://www.sololearn.com/Play/CPlusPlus" starred>also courses for Java, Python</resource>
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<resource source="PAPS" title="2 - Programming in C++" starred></resource>
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</resources>
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If you use Sololearn, we recommend you finish everything up to (but not including) "More on Classes." You don't have to complete the full course.
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<info-block title="Pro Tip">
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@ -66,14 +71,14 @@ You do not need to learn pointers (for now). Knowledge of structs and classes is
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<optional-content>
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Note: We don't agree with all views expressed in the links below. Let us know what works (or doesn't) for you.
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Let us know what works (or doesn't) for you.
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<resources>
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<resource source="CodeSignal" title="CodeSignal" url="https://codesignal.com/">can practice basics with "Arcade," "Interview Practice"</resource>
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<resource source="Philippines OI" title="Prepare" url="https://noi.ph/prepare/">lots of links!</resource>
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<resource source="IOI" title="Getting Started" url="https://ioinformatics.org/page/getting-started/14">not so up to date</resource>
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<resource source="Quora" title="Joshua Pan - Schedule for Beginners" url="https://www.quora.com/What-is-a-good-schedule-to-follow-for-becoming-better-at-competitive-programming-for-beginners">generally good, although CSES (see resources) is definitely a better place to start than USACO Training or Codechef</resource>
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</resources>
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- [CodeSignal](https://codesignal.com/)
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- can practice basics with "Arcade," "Interview Practice"
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- [Philippines OI: Prepare](https://noi.ph/prepare/)
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- lots of links!
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- [IOI - Getting Started](https://ioinformatics.org/page/getting-started/14)
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- not so up to date
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- [Quora - Schedule for Beginners (Joshua Pan)](https://www.quora.com/What-is-a-good-schedule-to-follow-for-becoming-better-at-competitive-programming-for-beginners)
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</optional-content>
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@ -27,19 +27,14 @@ You can share code with [pastebin](https://pastebin.com/) or [hastebin](https://
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These often have C++ support already built-in.
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- [Visual Studio Code](https://code.visualstudio.com/)
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- lightweight, fast IDE, but requires some configuration
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- see [PAPC Ch 2.1](http://www.csc.kth.se/~jsannemo/slask/main.pdf) for setup instructions
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- [Visual Studio](https://visualstudio.microsoft.com/vs/)
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- heavier cousin of VS Code, VS Code is better for competitive programming
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- [Geany](https://www.geany.org/)
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- Ben: I used at IOI
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- [Codeblocks](http://www.codeblocks.org/)
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- bad on Mac
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- [XCode](https://developer.apple.com/xcode/)
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- Mac only
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- [CLion](https://www.jetbrains.com/clion/)
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- requires a license, but [free for students](https://www.jetbrains.com/community/education/#students)
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<resources>
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<resource title="Visual Studio Code" url="https://code.visualstudio.com/" starred>Lightweight, fast IDE, but requires some configuration. See <a href="http://www.csc.kth.se/~jsannemo/slask/main.pdf">PAPC 2.1</a> for setup instructions.</resource>
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<resource title="Geany" url="https://www.geany.org/" starred>Lightweight, frequently used at IOI.</resource>
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<resource title="Visual Studio" url="https://visualstudio.microsoft.com/vs/">Heavier cousin of VS Code. VS Code is better for competitive programming.</resource>
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<resource title="Codeblocks" url="http://www.codeblocks.org/">Bad on Mac.</resource>
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<resource title="XCode" url="https://developer.apple.com/xcode/">Mac only.</resource>
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<resource title="CLion" url="https://www.jetbrains.com/clion/">Requires a license, but <a href="https://www.jetbrains.com/community/education/#students">free for students</a>.</resource>
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</resources>
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# Using Command Line
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@ -47,21 +42,24 @@ Alternatively, run C++ from the command line and use a text editor of your choic
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## Text Editors
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- [Sublime Text 3](https://www.sublimetext.com/)
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- fast, lightweight text editor for Windows, Mac, and Linux
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- [Editing Build Settings](https://stackoverflow.com/questions/23789410/how-to-edit-sublime-text-build-settings)
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- no need to do this if you just use command line to compile & run
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- [FastOlympicCoding Addon](https://github.com/Jatana/FastOlympicCoding)
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- see "Debugging" for another way to stress test
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- [Sublime Snippets](https://www.granneman.com/webdev/editors/sublime-text/top-features-of-sublime-text/quickly-insert-text-and-code-with-sublime-text-snippets)
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- Ben - I use to insert templates
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- [Symlink](https://www.sublimetext.com/docs/3/osx_command_line.html)
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- Ben - Using `/usr/local/bin/subl` instead of `~/bin/subl` worked for me on OS X Mojave.
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- [Atom](https://atom.io/)
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- another text editor for Windows, Mac, and Linux from the makers of Github
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- [Vim](https://www.vim.org/)
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- classic text editor, usually preinstalled on Mac and Linux, and also available for Windows
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- probably easiest way to print syntax-highlighted code on Mac, see the response to [this post](https://stackoverflow.com/questions/1656914/printing-code-with-syntax-highlighting)
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<resources>
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<resource title="Sublime Text 3" url="https://www.sublimetext.com/" starred>Fast, lightweight. Keeps asking you to purchase a license ...</resource>
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<resource title="Atom" url="https://atom.io/">From the makers of Github.</resource>
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<resource title="Vim" url="https://www.vim.org/">Classic text editor, usually preinstalled on Linux.</resource>
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</resources>
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Vim is probably the easiest way to print syntax-highlighted code on Mac, see the response to [this post](https://stackoverflow.com/questions/1656914/printing-code-with-syntax-highlighting).
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### Sublime Text Notes
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- [Editing Build Settings](https://stackoverflow.com/questions/23789410/how-to-edit-sublime-text-build-settings)
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- no need to do this if you just use command line to compile & run
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- [FastOlympicCoding Addon](https://github.com/Jatana/FastOlympicCoding)
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- see "Debugging" for another way to stress test
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- [Sublime Snippets](https://www.granneman.com/webdev/editors/sublime-text/top-features-of-sublime-text/quickly-insert-text-and-code-with-sublime-text-snippets)
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- Ben - I use to insert templates
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- [Symlink](https://www.sublimetext.com/docs/3/osx_command_line.html)
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- Ben - Using `/usr/local/bin/subl` instead of `~/bin/subl` worked for me on OS X Mojave.
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## On Linux
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@ -9,8 +9,8 @@ description: Measuring how long your algorithm takes to run in terms of the inpu
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<resources>
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<resource source="CPH" title="2 - Time Complexity"></resource>
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<resource source="PAPS" title="5"></resource>
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<resource source="CPH" title="2 - Time Complexity" starred>good intro and examples</resource>
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<resource source="PAPS" title="5">more in-depth</resource>
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</resources>
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# Time Complexity
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@ -33,9 +33,10 @@ export const metadata = {
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## Tutorial
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<resources>
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<resource source="anudeep2011" title="HLD" url="https://blog.anudeep2011.com/heavy-light-decomposition/" starred>explains what HLD is (but incomplete & overly complicated code)</resource>
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<resource source="cp-algo" title="HLD" url="https://cp-algorithms.com/graph/hld.html" starred> </resource>
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<resource source="CF" title="AI-Cash - HLD Implementation" url="blog/entry/22072" starred></resource>
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<resource source="CF" title="adamant - Easiest HLD with subtree queries" url="blog/entry/53170" starred></resource>
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<resource source="anudeep2011" title="HLD" url="https://blog.anudeep2011.com/heavy-light-decomposition/">explains what HLD is (but incomplete & overly complicated code)</resource>
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</resources>
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## Problems
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