Real Vim ninjas count every keystroke - do you?

Pick a challenge, fire up Vim, and show us what you got.

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$ gem install vimgolf
$ vimgolf setup
$ vimgolf put [challenge ID]

38231 active golfers, 454021 entries, 580 challenges

Open VimGolf challenges

Rearrange array to single level - 41 entries

The goal is to flatten the array into a single list and remove any empty elements.

Rearrange array to one line - 81 entries

Rearrange the array content on only one line, and remove trailing commas

Copy punctuation - 116 entries

I want to copy the last line’s brackets, quotes, and commas to each line. How?

Change LaTex itemizations formats - 30 entries

Inspired by the way my professor formats their LaTeX assignments.

Column wise pasting - 26 entries

Make a table from 3 columns

Deleting text - 116 entries

Delete everything except some specific numbers.

Resolve the spreadsheet - 12 entries

Replace the formulas in column C with the resulting values. Divisions by zero result in NaN. Operations with NaN also result in NaN.

Case matching substitution - 22 entries

Swap every "lorem" for "ipsum", keeping the letter cases the same.

Define Gray code states - 20 entries

List the states using Gray code and assign Gray code values to each state.

Hex to binary - 61 entries

Convert hexadecimal numbers into binary format.

Count words - 36 entries

Merge duplicates and count each word.

String decompression - 16 entries

3a4b2c => aaabbbbcc. Start a new line when you exceed 79 columns.

Reverse even lines - 24 entries

Reverse only the even lines without altering the odd lines.

Format a long line - 40 entries

Reformat long lines (gq), textwidth=78, no trailing spaces.

Evil Numbers - 52 entries

Print the first 100 evil numbers https://oeis.org/A001969. This is an advert for code.golf https://code.golf/evil-numbers#viml

Mirror image - 43 entries

Add the second eye

Find anomalies - 103 entries

There is one special character per line

Coordinate extraction - 47 entries

Get the coordinates of all "M"s from the Vim logo

Morse - 102 entries

Translate Morse code to Text

New teacher - 619 entries

Update the details of the new CS teacher.

Truth Table to ModelSim - 44 entries

Convert this truth table to simulator instructions!

Replace word while reserving first letter case - 489 entries

Window -> Door window -> door Windows -> Windows windows -> windows

months to html list items - 825 entries

Turn the months into list items.

Instance creation in Verilog - 35 entries

Creating an instance of a module is a very frequent task in Verilog. Let's see how efficiently can it be done

Quicksort - 1755 entries

We need the numbers in the first row sorted as quickly as possible! Be careful not to disturb the data below the divider though: that must remain unchanged.

EDN reformat - 1099 entries

The goal is to make the code more readable and concise while maintaining its functionality.

Tic-Tac-Toe Grid Transformation - 329 entries

Your mission is to efficiently convert the original Tic-Tac-Toe grid, represented by 'x's and 'o's, into a neat and well-organized game board.

Pick and sort servers from mirror list - 379 entries

Retrieve the primary server for each country from a mirror list file and organize them alphabetically by country name. Given a mirror list file containing server information for various countries, the objective is to extract the primary server from each country and then arrange these servers in alphabetical order based on the respective country names.

Populate 3D bone names list - 525 entries

Ran into this at work, excited to see how this gets optimized

Remove line numbers - 654 entries

From http://web.archive.org/web/20140831121704/http://dirac.org/linux/gdb/02a-Memory_Layout_And_The_Stack.php#investigatingthestackwithgdb.

Find fix point of cos - 1199 entries

Write a function to find the fix point of cos. It is not a good code; It is just to use vim. Inspired by the excellent https://mvanier.livejournal.com/2897.html about the Y combinator.

Insert column data on Confluence-style table - 441 entries

Add ip addresses into new "IP" column based on the last digits from the "Server" column

Surround the 'z' character with brackets, quotes, and print as formatted string. - 507 entries

Surround the 'z' character with brackets, quotes, and print as formatted string.

Easier Align - 358 entries

Align the columns of a markdown table

Paste a column after a column - 2413 entries

This task is very common while using multi-cursor. What is the elegant vim way ?

Filter number combinations that don't add to 11 - 379 entries

Append the sum of each line to its end, alongside an equals sign, and remove any that do not sum to 11. The ordering of lines should stay the same. Note that the combinations are semi-arbitrary and not all 4-number combinations are present in the file.

Tabbed Table to Python Array - 652 entries

Not payed by the hour? So make it fast ;-) The table contains the relative occurencies of bigrams (two consecutive letters) in 1/100,000 in the german language, copy-pasted from http://www.mathe.tu-freiberg.de/~hebisch/cafe/kryptographie/bigramme.html

HS exam question - 1523 entries

Convert the data to a python dictionary

Reformat symbols in list - 1507 entries

Saw this in some lecture, easy reformatting using multiple cursor in VS Code

Fizzbuzz - 539 entries

type the first 100 lines of the fizzbuzz problem

Substraction (bis) - 582 entries

Solve the equations (adapted from the original @Caek_'s challenge).

Changing around text with citations - 324 entries

Based off of something I saw on reddit

Poorly indented Python comments - 1274 entries

Fix the alignment of some Python comments as quickly as possible.

Many duplicates - 1342 entries

Quick and easy

2 quick changes and a numbered list - 614 entries

The ascii will not be lost, but rather numbered in 4 digit blocks with leading zeros.

delete swap - 1650 entries

delete all swap

Generate a very basic Python constructor (fixed) - 1231 entries

Original by @BiddulphCaleb (http://www.vimgolf.com/challenges/6019f1c4642668000cee11e8) - had some extra spaces in output file.

Fix the shell script! - 2428 entries

Fix the shell script with the fewest keystrokes!

Visual block training - 1047 entries

You see the input. You see the output. Go.

Innocent Monster - 165 entries

You have the tools, just create him!

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