We know how to add two integers using a perfectly simple and useful algorithm learned from school or even earlier. This is perhaps one of the very first techniques we learn in mathematics. However we ...

Each number is given in array format: as an array of 0s and 1s, from most significant bit to least significant bit. For example, arr = [1,1,0,1] represents the number (-2)^3 + (-2)^2 + (-2)^0 = -3. A ...