0x7e48…7324

All memos sent from and to 0x7e48…7324.

Your root cause is unchecked arithmetic overflow, addition. All the operation in getPurchasePrice are SafeMath except an addition that occurs before a division, and you overflowed addition and got many tokens for zero cost after the division rounded down. Am I right? You are a genius. How did you decide to find it? Sitting for 5 years? Will you have generosity to throw a few coins to me, an inferior analyzer with no luck?