public void TestCanCompleteCircuit()
{
var r = GasStation.CanCompleteCircuit(new[] { 1, 2, 3, 4, 5 }, new[] { 3, 4, 5, 1, 2 });
Assert.AreEqual(r, 3);
r = GasStation.CanCompleteCircuit(new[] { 2, 3, 4 }, new[] { 3, 4, 3 });
Assert.AreEqual(r, -1);
}
