ShawnChang

摘要： Given an array of n integers where n > 1, nums, return an array output such that output[i] is equal to the product of all the elements of nums except 阅读全文

摘要： Calculate the sum of two integers a and b, but you are not allowed to use the operator + and -. 不使用‘+’和‘-’，计算两个整数的和。 Example: Given a = 1 and b = 2, r 阅读全文