2 votes 2 votes i got 5 but the given ans is 4 please confirm Compiler Design compiler-design static-single-assignment made-easy-test-series + – Sukhdip Singh asked Jan 28, 2018 • recategorized Mar 4, 2019 by ajaysoni1924 Sukhdip Singh 394 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply hs_yadav commented Jan 28, 2018 reply Follow Share sukdip first minimise then find.... 1 votes 1 votes sumit chakraborty commented Jan 28, 2018 reply Follow Share If you minimize the equations you will see that e=b and hence no need for another temporary variable. Therefore only 4 temp variables are needed. In these type of questions where minimum is asked try to minimize the equations first and probably building a tree helps too. 1 votes 1 votes Please log in or register to add a comment.