It might have to do with Python 3 removing the classic int type and moving all int operations to longs. If you compare Python2's Objects/intobject.c's i_divmod() function to Python3's ...

Implement the myAtoi(string s) function, which converts a string to a 32-bit signed integer (similar to C/C++'s atoi function). The algorithm for myAtoi(string s) is as follows: Read in and ignore any ...