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Timeline for Find the unique twins

Current License: CC BY-SA 3.0

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Jun 17, 2020 at 9:04 history edited CommunityBot
Commonmark migration
Nov 3, 2017 at 16:47 history edited Piyin CC BY-SA 3.0
edited body
Nov 3, 2017 at 16:45 comment added Piyin Yes, I understand that, I was just telling you why that wouldn't work hehe The function definition in ES5 doesn't support the arrow: medium.com/@manojsinghnegi/… I reduced it to 114, though, thanks to your clarification
Nov 3, 2017 at 16:31 history edited Piyin CC BY-SA 3.0
"b" has to be a string
Nov 3, 2017 at 16:26 comment added Mr. Xcoder As I said above, I don't know Javascript at all, so I don't know the appropriate versions. Anyway it would be 112 bytes with lambdas taking input via currying, but IDK if that would work in ES5 too.
Nov 3, 2017 at 16:25 comment added Piyin But that JavaScript you came up with would be ES5, not ES6. An ES6 answer is already posted, which is why I posted the ES5. And thanks for answering the second question hehe
Nov 3, 2017 at 16:24 comment added Mr. Xcoder Yeah sure a string input would be fine
Nov 3, 2017 at 16:24 comment added Mr. Xcoder I did manage to get to 115 bytes although I don't know JavaScript: f=(a,b)=>{for(b=''+b,i=a.sort().length;--i+1;)if(a[i]!=a[i+1]&&a[i]!=a[i-1]&&!(b.split(a[i]).length-2))return a[i]}.
Nov 3, 2017 at 16:24 comment added Piyin Thanks for clearing that out. I don't think lambda functions can save any characters, but I'll try. Also, since you say "Any reasonable Input and Output method / format is allowed", could I accept an string as b and save b=''+b,?
Nov 3, 2017 at 16:18 comment added Mr. Xcoder Welcome to PPCG! You cannot remove the function definition, but you might be able to use a lambda function instead (I don't know JS so I cannot help you with that).
Nov 3, 2017 at 16:16 history edited Piyin CC BY-SA 3.0
Saved one byte by wrapping it all on a for
Nov 3, 2017 at 16:10 review First posts
Nov 3, 2017 at 16:18
Nov 3, 2017 at 16:05 history answered Piyin CC BY-SA 3.0