0 votes 0 votes Sanjay Sharma asked Dec 9, 2016 Sanjay Sharma 254 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 3 votes 3 votes R = (0+1+|2+3+)* When only 0,1 are used, 0101 , 0001 , 0011 , 0111 . When only 2,3 are used. 2323, 2223, 2233, 2333 When both 0 , 1 and 2 , 3 are used. 0123, 2301 . Hence total strings possible are 10(of length 4). umang_16 answered Dec 9, 2016 selected Dec 9, 2016 by dd umang_16 comment Share Follow See all 0 reply Please log in or register to add a comment.