I really need help on this I'm kind of confused on homework

Frist i have to create a Currency Conversion Design Assingment-Hierachy Chart. I put
Main
Display Menu
Get_Int_Value
Convert Currency
Display Results

I also need to create a Currency Conversion Development Assignment-Flowcharts
Complete the flowcharts for the assignments above by typing into the textboxes Below
I have to also create a pseudocode for the program design...

Thank you I'm really having a hard time understanding this...