diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 20408047..b5b0dfcd 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1,6 +1,9 @@
 # Code owners
 .github/CODEOWNERS      @exercism/maintainers-admin
 
+# The code sample shown in the code check when people sign up to Exercism
+docs/SIGN_UP_SNIPPET.txt    @exercism/maintainers-admin
+
 # Changes to `fetch-configlet` should be made in the `exercism/configlet` repo
 bin/fetch-configlet     @exercism/maintainers-admin
 
diff --git a/docs/SIGN_UP_SNIPPET.txt b/docs/SIGN_UP_SNIPPET.txt
new file mode 100644
index 00000000..3f5c3039
--- /dev/null
+++ b/docs/SIGN_UP_SNIPPET.txt
@@ -0,0 +1,11 @@
+function! MostCommonWord(text) abort
+  let counts = {}
+  let best = ''
+  for word in split(tolower(a:text), ' ')
+    let counts[word] = get(counts, word, 0) + 1
+    if counts[word] > get(counts, best, 0)
+      let best = word
+    endif
+  endfor
+  return printf('"%s" appears %d times', best, counts[best])
+endfunction