1 votes 1 votes Theory of Computation theory-of-computation automata + – AnkurGarg asked Jul 28, 2018 • edited Mar 11, 2019 by Naveen Kumar 3 AnkurGarg 210 views answer comment Share Follow See 1 comment See all 1 1 comment reply AnkurGarg commented Aug 6, 2018 i edited by AnkurGarg Aug 6, 2018 reply Follow Share I think .. ans sud be decidable coz problem has no solution. But its ans is 'D'.. dont know why ? 0 votes 0 votes Please log in or register to add a comment.