1 votes 1 votes shefali1 asked Dec 28, 2017 shefali1 363 views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply Aditya Tewari commented Dec 29, 2017 reply Follow Share S1 and S3??? 0 votes 0 votes Ashwin Kulkarni commented Dec 29, 2017 reply Follow Share S1 and S3 are true ? 0 votes 0 votes shefali1 commented Dec 29, 2017 reply Follow Share yes...i want to know about S3 ...is it must condition??? 0 votes 0 votes Anu007 commented Dec 29, 2017 reply Follow Share yes must condtion but notice it said path not edge. 0 votes 0 votes shefali1 commented Dec 29, 2017 reply Follow Share pls explain with the help of diagraph 0 votes 0 votes Please log in or register to add a comment.