Problem Statement

5 -> No of Modules 4 -> No of dependency relationship 0 1 1 2 0 3 3 4 So here 1 and 3 is dependent on 0, like that for everything Now, 0 is time 1, 1 3can be done only after 0, so time 2, 4 can be done only after 3, so time 3 (2+1) So output shuld be 3, bcoz to complete all the process, what is the minimum time? it is 3