let arr = []
for (let i = 0; i < 100; i++) {
arr.push(
() => {return Math.random()}
)
}
let set = new Set(arr)
let sum1 = 0
let sum2 = 0
let sum3 = 0
let sum4 = 0set.forEach((s) => {
sum1 = sum1 + s()
})
for (const s of set) {
sum2 = sum2 + s()
}
const arrset1 = [...set]
for (const a of arrset1) {
sum3 = sum3 + a()
}
const arrset2 = [...set]
for (let i, len = arrset2.length; i<len; i++) {
sum4 = sum4 + arrset2[i]()
}