DescriptionThis elevator won't let you reach the top of your building. Right?Things that might help:Sometimes solidity is not good at keeping promises.This Elevator expects to be used from a Building.Code// SPDX-License-Identifier: MITpragma solidity ^0.8.0;interface Building { function isLastFloor(uint256) external returns (bool);}contract Elevator { bool public top; uint256 public flo..
