==== Integer Underflow ==== Type: Warning Contract: Under Function name: sendeth(address,uint256) PC address: 649 A possible integer underflow exists in the function `sendeth(address,uint256)`. The subtraction may result in a value < 0. -------------------- In file: /inputs/underflow.sol:12 balances[msg.sender] -= _value -------------------- ==== Integer Overflow ==== Type: Warning Contract: Under Function name: sendeth(address,uint256) PC address: 725 A possible integer overflow exists in the function `sendeth(address,uint256)`. The addition may result in a value higher than the maximum representable integer. -------------------- In file: /inputs/underflow.sol:13 balances[_to] += _value -------------------- ==== Integer Underflow ==== Type: Warning Contract: Under Function name: sendeth(address,uint256) PC address: 567 A possible integer underflow exists in the function `sendeth(address,uint256)`. The subtraction may result in a value < 0. -------------------- In file: /inputs/underflow.sol:11 balances[msg.sender] - _value --------------------