The extracted files are right there at path where the jar file is present. If you run the cmd to extract jar file it doesnt show any message.the way to check for success of cmd is go and check the path where jar file is present. If u see the files which were packed in jar file the cmd is successfully got executed.
root = tkinter.Tk()
buttons=[i for i in range(10)]
#If specific button is pressed, output "YES"
for num in buttons: