Help with vb.net

Question

Hello, i don't know if this is the right forum, but i need help with this, i have no idea how to code in vb.net. i'm helping someone write the following program in commadline output. there are 20 building which have 15 apartments; application would print 12 payment coupons for the 15 apartments in each of the 20 buildings. each coupon should contain the building number, (1 through 20), the apartment number(1 through 15) and the month (1 through 12) and amount rent is due. rent for july and december is 50% off. i have no idea what to do, and or how to start, can somone please help? thank you