candasunal
Re:Ryanair, Hamiltonian Cycles, and using graph theory to find cheap f...
on Monday November 26, 2018 @08:52AM (#18533321)
I am a Turkish citizen, and we need a visa to visit EU member countries. You are not 100% sure if you will get the visa, so may want to make a flight and hotel reservation first, and then buy them if you get the visa. So reserving the tickets is preferred.