Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- from itertools import combinations as c; from math import gcd
- for i in range(int(input())):print(sum([gcd(k,h) for k,h in c((lambda b:[int(j) for j in b][1:int(b[0])+1])(input().split()),2)]))
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement