###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q11499653: Integer programming (Q11499653) : pure or mixed integer programing : ( delete | history | links | entity usage | logs ) Merged with Q6042592 . whym ( talk ) 03:35, 31 December 2013 (UTC)