Репост из: Securlydev
If you see a Solidity method that has an argument of type array, always check for 3 things:
1. What if the array length is 0?
2. What if there are duplicated elements in the array?
3. What if there are zero value elements in the array?
@EthSecurity1
1. What if the array length is 0?
2. What if there are duplicated elements in the array?
3. What if there are zero value elements in the array?
@EthSecurity1