class Solution { public: int Add(int num1, int num2) { int a = num1; int b = num2; unsigned int m = 0x00000001; // 位置标志 unsigned int n = 0x00000000; // 进位标志 int rtn = 0x00000000; for (int i = 0; i < 32; i++) { if (bool(m&a...