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[LeetCode] 371. Sum of Two Integers

Special thanks to @fujiaozhu for adding this problem and creating all test cases. 这道题是 CareerCup 上的一道原题，可参见博主之前的博客 18.1 Add ...
GitHub

sum_of_two_integers.rs

* the addition. It leverages bit manipulation to compute the sum efficiently. sum = a ^ b; // XOR operation to find the sum without carry carry = (a & b) << 1; // AND operation to find the carry, ...