distanceToNearestVowel('hello'); // [1, 0, 1, 1, 0]

distanceToNearestVowel('world'); // [1, 0, 1, 2, 3]

distanceToNearestVowel('aaaaa'); // [0, 0, 0, 0, 0]

distanceToNearestVowel('bcdfg');

// [Infinity, Infinity, Infinity, Infinity, Infinity]

function distanceToNearestVowel(s)

const vowels = new Set(['a', 'e', 'i', 'o', 'u']);

const distances = Array(s.length).

(Infinity);

let lastVowel =

;

for (let i = 0; i < s.length; i++)

if (vowels.has(s[i])) lastVowel = i;

distances[i] = i - lastVowel;

}

lastVowel = Infinity;

for (let i = s.length - 1; i >= 0; i--)

if (vowels.has(s[i])) lastVowel = i;

distances[i] = Math.

(distances[i], lastVowel - i);

}

return distances;

}