Ю
const chooseBestDistance = (t, k, ls) => {
if (k > ls.length) {
return null;
}
return ls.sort().reduce((sum, item, index, arr) => {
let tempSum = 0;
if (index + k <= ls.length) {
let i = 0;
while (i < k) {
tempSum += arr[index + i];
i++;
}
if (tempSum < t) {
return tempSum;
}
}
return sum;
}, 0);
};