Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

1 #1

Open
evgrin22 opened this issue Sep 8, 2021 · 0 comments
Open

1 #1

evgrin22 opened this issue Sep 8, 2021 · 0 comments

Comments

@evgrin22
Copy link

evgrin22 commented Sep 8, 2021

const searchers = [
["Mallory", "Everest", "Mont Blanc", "Pillar Rock"],
["Mawson", "South Pole", "New Hebrides"],
["Hillary", "Everest", "South Pole"]
];

function getToponim(arr) {
const allPoints = arr.reduce((acc, item) => {
acc = [...acc, ...item.slice(1)];
acc = Array.of(...new Set(acc))
return acc;
}, []);

const res = allPoints.map((point) => {
const searchersOnPoint = [];
searchers.forEach((searcher) => {
if (searcher.includes(point)) searchersOnPoint.push(searcher[0])
})
return [point, ...searchersOnPoint]
})

return res;
}

console.log(getToponim(searchers));

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
None yet
Projects
None yet
Development

No branches or pull requests

1 participant