Challenge: Two Sum

Question

An ARRAY of numbers is given and a SUM Variable. Find one pair out of the array that will sum up to the target.

Example:
[1,2,4,6,8] 9
Answer: 1 8

Answer 1

https://code.sololearn.com/cO80shTh32md/?ref=app

Answer 2

Oneliner. All the ways to sum including ones involving repetitions https://code.sololearn.com/cWLGyFH7weto/?ref=app

Answer 3

https://code.sololearn.com/#py

Answer 4

Nice challenge.
My try :
https://code.sololearn.com/ciO2CxKfNUL2/?ref=app

Answer 5

python answer to the challenge.

https://code.sololearn.com/cnMuSrmuM0x5/?ref=app

Answer 6

New version. Allows to find solutions with or without repetitions
https://code.sololearn.com/cWLGyFH7weto/?ref=app

Answer 7

Response in Ruby; function finds all summing pairs for any input array and sum, returns pairs while excluding repeats.
https://code.sololearn.com/cP8EJm3Sw7f4/?ref=app