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Challenges Make $2 + 2 = 5$

Husk, 7 bytes +±Λ=2¹Σ Try it online! Input as a list.

posted 3y ago by Razetime‭

Answer
#1: Initial revision by user avatar Razetime‭ · 2021-08-27T17:24:25Z (about 3 years ago) 
# [Husk], 7 bytes

    +±Λ=2¹Σ

[Try it online!][TIO-ksumjufg]

[Husk]: https://github.com/barbuz/Husk
[TIO-ksumjufg]: https://tio.run/##yygtzv7/X/vQxnOzbY0O7Ty3@P///9FGOsaxAA "Husk – Try It Online"

Input as a list.