The term C-Note is another way of describing a US $100 bill,
the largest denomination in circulation. In Roman numerals,
"C" is equivalent to 100. Also, some believe the "C" stands for century,
which is 100 years.
Your goal is to turn
all the coins on the board into gold dollars by a sequence
of mouse clicks.
When you click on a silver dollar, it changes to a gold one;
when you click
on a gold dollar, it changes to a silver one. In addition, each
click changes the make of the dollars of the entire row and column
that contain the dollar you've clicked.