You should attempt to code it yourself and if you have a problem then explain what your problem is.
I'm assuming you are trying to do this is Python. IDLE is not a programming language.
In Python, it is important to show indentation (which Y!A removes) so either use "--- " for each indentation level, or use #end comments to delimit blocks, or use a code-posting site (ideone.com, codepad.org) and post the link here.
create a function shows what coin change would be given for various money exchange. for example, if you had 1.15, the program would output: 1 dollar coin, 1 dime, and 1 nickel. another example is 2.35, which would output: 1 two dollar coin, 1 quarter, and 1 dime. show the output for 3.95, and 1.70