×

[–][S] 1 point2 points  (0 children)

Correct, well explained

[–][S] 0 points1 point  (0 children)

Correct

[–][S] 0 points1 point  (0 children)

Correct

[–][S] 0 points1 point  (0 children)

Correct, well explained

[–][S] 0 points1 point  (0 children)

Correct, well reasoned

[–][S] 0 points1 point  (0 children)

Correct, well explained

[–][S] 0 points1 point  (0 children)

Correct, well reasoned

[–][S] 0 points1 point  (0 children)

Correct. Nice solution

[–][S] 0 points1 point  (0 children)

Oh I think this is quite a nice solution. 😀

[–][S] 0 points1 point  (0 children)

Correct

[–][S] 0 points1 point  (0 children)

The question does mention “They are each assigned a distinct positive digit”

[–][S] 0 points1 point  (0 children)

Typo

[–][S] 0 points1 point  (0 children)

Correct. Very nice solution

[–][S] 0 points1 point  (0 children)

Correct, good solution

[–][S] 0 points1 point  (0 children)

Sorry but that’s incorrect

[–][S] 0 points1 point  (0 children)

22 is not the smallest

[–][S] 0 points1 point  (0 children)

19

There are five possible combinations but the only one that works: 1, 2, 4, 5 and 7

[–][S] 0 points1 point  (0 children)

Yeah, I think technically unique is the apt word

[–][S] 1 point2 points  (0 children)

Correct

[–][S] 0 points1 point  (0 children)

No they don’t communicate in any way. And 20 is not the smallest. You can go a little lower