不用加减乘除做加法
写一个函数,求两个整数之和,要求在函数体内不得使用+、-、*、/四则运算符号。
public class Solution { public int Add(int num1,int num2) { while (num1 != 0) { int t = (num1 & num2) << 1; num2 = num1 ^ num2; num1 = t; } return num2; } }
作者:Pickle
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