Add Coins

I made a very simple mishap here. I used two equal signs and wrote total = (quart * 0.25) + (dime * 0.1) =  (nick * 0.05) + (penny * 0.01), instead of total = (quart * 0.25) + (dime * 0.1) + (nick * 0.05) + (penny * 0.01) with only one equal sign.