<!--- Provide a general summary of the issue in the Title above --> erroneous code sequences ## Description <!--- Provide a more detailed introduction to the issue itself, and why you consider it to be a bug --> * line# 259 -> while loop has invalid termination condition because pp variable is not initialized and garbage value. ## Expected Behavior <!--- Tell us what should happen --> ## Actual Behavior <!--- Tell us what happens instead --> ## Possible Fix <!--- Not obligatory, but suggest a fix or reason for the bug --> ## Steps to Reproduce <!--- Provide a link to a live example, or an unambiguous set of steps to --> <!--- reproduce this bug. Include code to reproduce, if relevant --> 1. 2. 3. 4. ## Context <!--- How has this bug affected you? What were you trying to accomplish? -->