Problem "Testing Bipartiteness" solved

http://rosalind.info/problems/bip/
Problem "Toplogical Sorting" solved

http://rosalind.info/problems/ts/
Problem "Hamiltonian Path in DAG" solved

http://rosalind.info/problems/hdag/
Problem "Strongly Connected Components" solved

http://rosalind.info/problems/scc/
Problem "General Sink" solved

http://rosalind.info/problems/gs/