Java/Netbeans programming, could use help with homework!

[Ronnnald 36]

I'm having trouble with my homework. Its in netbeans/java, if anyone has any knowledge of Java i could use some help!

This is only my first class in java and iv been having issues.

Thanks!

 

https://gyazo.com/cf78084d3a205822fc4631985a29ea50

[Caregan 399]

I know how to work the coffee bean dispenser at Walmart...?

[Gonna 61]

I remember doing this assignment on my first year of Java as well. Sadly that was 5 years ago, i cant recall anything now

[Miltz 1,048]

I know the beans bit:

 

Microwave for 30 seconds, stir, heat for another 30 secs. Wait 1 minute before serving. Enjoy.