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instacode-app/sort-two-arrays/index.js
2019-12-17 15:42:12 +01:00

18 lines
444 B
JavaScript

// https://www.codewars.com/kata/sort-two-arrays/javascript
function sortArrays(a1, a2) {
return [sortUsing(a1, a2), sortUsing(a2, a1)];
}
// https://gist.github.com/gkucmierz/cbfd265a699b3f36c609453289363f49
function sortUsing(a1, a2) {
const a = [];
for (let i = 0; i < a1.length; ++i) {
a[i] = [a1[i], a2[i], i];
}
return a.sort((a, b) => {
const d = a[1]-b[1];
return d === 0 ? a[2]-b[2] : d;
}).map(a => a[0]);
}