Exception in thread "main" javax.imageio.IIOException: Can't read input file! at javax.imageio.ImageIO.read(ImageIO.java:1301) at com.yxk.o2o.util.ImageUtil.main ...

Hi, I'm a CS student at umass amherst. I am the only OS X user in my Java class. We are using a specific class for text input. I have it, I just don't know what folder to put it into in order for ...