题解 | #不用加减乘除做加法#
不用加减乘除做加法
https://www.nowcoder.com/practice/59ac416b4b944300b617d4f7f111b215
function Add(num1, num2) { if(num2===0) return num1 let sum = num1^num2 let carry = (num1&num2)<<1 return Add(sum,carry) } module.exports = { Add : Add };