InterviewBit Problems   Possibility of finishing all courses gi : Solved

About the Possibility of finishing all courses gi : Solved category (1)
Using disjoint set (2)
One of simplest c++ code (1)
Simple c++ solution 17 lines of code (2)
Lang: C++; Complexity[Time,Space]`: [O(n+m), O(n*m)] (1)
Simple C++ solution using start and finish time in DFS (2)
DFS to detect cycle in the graph(CPP) (1)
Topological sort solution in c++ (1)
DFS Solution. Cpp (1)
Simple C++ solution using topological sort (1)
C++ Easy solution using DFS cycle detection (1)
JAVA Solution Topological sorting based(Kahn's Algorithm) (1)
My solution using dfs (1)
Why does this give WA? (1)
Another simple approach to solve above question by using disjoint set data structure to detect cycle (4)
[Java] Simple Topological Sort Based Solution (1)
Python Solution using Graph cycle detection (2)
Please Explain This! (1)
(SPOILER!)Cycle Detection Algorithm: (2)
DFS without coloring (1)
Apply topological sort (1)
Incomprehensive test cases (2)
My code passed all testcases for connected graph (1)