10 J One Liners to Impress Your Friends

[1x0r]

1. Multiple Each Item in a List by 2:
   2 * 1 + i.10
2. Sum a List of Numbers:
   +/ (1 + i.1000)
3. Verify if Exists in a String:
   words =: 'language'; 'impossible'; 'array'; 'think'; 'verbs'
   tweet =: "This language has verbs, nouns and adjectives"
   result =: (# ((;: tweet) -. ((i.5) { words))) ~: (# ;:tweet)
4. Read in a File:
   load 'files

Comments

[blood_again]

Действительно впечатляет.