Project Euler Question 14 (Collatz Problem)

Question

The following iterative sequence is defined for the set of positive integers:

n ->n/2 (n is even) n ->3n + 1 (n is odd)

Using the rule above and starting wit

Answer 1

Having just tested it in C#, it appears that 113383 is the first value where the 32-bit int type becomes too small to store every step in the chain.

Try using an unsigned long when handling those big numbers ;)