/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: vickythakur123 https://cdn.slidesharecdn.com/profile-photo-vickythakur123-48x48.jpg?cb=1523416877 When I am working on a problem I never think about beauty. I only think about how to solve the problem. But when I have finished, if the solution is not beautiful, I know it is wrong."