Use the mouse to control the mouse and get to the yellow line. If the mouse touches the red line, you lose. If the cat touches the mouse, you lose. If the cat touches the red line, you lose. When you click the green flag, you have one second to get ready. Good luck!
I originally programmed this, but I switched accounts, so I went to my former account and remixed it so I could share it as my project with my current account.