Bug fixes and optimizations [b]Optimization content:[/b] ----Fixed the reward bug in the level mode. We are really sorry for the lack of rewards for three stars. ----Items can be used in the running state! ----The key to throw items in the online state is changed to Ctrl+number keys ----Because there are systemic bugs in 3~4 people online, the remote connection limit is changed to 2 people; to support more players' connections, we will implement it when we plan to create new online multiplayer online gameplay and solutions; ----Add diamond rewards to the online survival mode and settle them in the game. Avoid the problem of not being able to obtain them when disconnecting. ----Fixed multiple system compatibility issues ----Fixed some program-induced crash issues ----Fixed the last level penetration issue of the flamethrower The next plan is to update the content! New maps, new characters, etc. Stay tuned!