📅  最后修改于: 2022-03-11 14:58:16.235000             🧑  作者: Mango
const findSum = n => {
let countArr = []
for(let i = 0; i <= n; i++) if(i % 3 === 0 || i % 5 === 0) countArr.push(i)
return countArr.reduce((acc , curr) => acc + curr)
}
console.log(findSum(5))