
nums 오름차 순 정렬function minimumAverage(nums: number[]): number {
const sorted = nums.toSorted((a, b) => a - b)
let minAvg = Infinity
let left = 0
let right = nums.length - 1
while(left < right) {
const min = sorted[left++]
const max = sorted[right--]
const curAvg = (min + max) / 2
minAvg = Math.min(minAvg, curAvg)
}
return minAvg
};