C++ game development elements maximum 2 - 4 days job

I will send you the project file, it's a C++ Directx 11 game, you have to fix compile errors for function calls, a crash issue , and add following functionality Currently only one fired bullet can be active at a time. Change the code so that multiple bullets can be active simultaneously. There should be a short delay between each bullet being fired, and each bullet should have a maximum lifetime.