Defect description: In multiplication when we entering only one number in right side box it showing error at last and many pages are intermediate that page was not refreshing and coming back.
expected: by clicking multiply only it should give error.
first screenshot: input
second screenshot: One of the intermediate
final screen shot: final one without refreshing
Defect description: In multiplication when we entering only one number in right side box it showing error at last and many pages are intermediate that page was not refreshing and coming back.
link: http://cse01-iiith.vlabs.ac.in/exp1/Simulation.html?domain=Computer%20Science&lab=Data%20Structures#
expected: by clicking multiply only it should give error. first screenshot: input second screenshot: One of the intermediate final screen shot: final one without refreshing
![Screenshot (12)](https://user-images.githubusercontent.com/47176985/54490158-80f2a700-48d9-11e9-89ed-473c4763b686.png)