public static long MeetingPoint(River r1, River r2)
{
long n1 = r1.Next();
long n2 = r2.Next();
while (n1 != n2)
{
if (n1 < n2)
{
n1 = r1.Next();
}
else if (n2 < n1)
{
n2 = r2.Next();
}
}
return(n1);
}
public void Test9()
{
var meeting = River.MeetingPoint(new River(15485863), new River(15215260));
Assert.AreEqual(15490633, meeting);
}
public void Test8()
{
var meeting = River.MeetingPoint(new River(991), new River(997));
Assert.AreEqual(1118, meeting);
}
public void Test7()
{
var meeting = River.MeetingPoint(new River(13), new River(14689));
Assert.AreEqual(20014, meeting);
}
public void Test6()
{
var meeting = River.MeetingPoint(new River(5026), new River(2489));
Assert.AreEqual(5215, meeting);
}
public void Test5()
{
var meeting = River.MeetingPoint(new River(1158), new River(2058));
Assert.AreEqual(2103, meeting);
}
public void Test4()
{
var meeting = River.MeetingPoint(new River(483), new River(456));
Assert.AreEqual(483, meeting);
}
public void Test3()
{
var meeting = River.MeetingPoint(new River(7), new River(5));
Assert.AreEqual(620, meeting);
}
public void Test2()
{
var meeting = River.MeetingPoint(new River(57), new River(78));
Assert.AreEqual(111, meeting);
}
public void Test1()
{
var meeting = River.MeetingPoint(new River(32), new River(47));
Assert.AreEqual(47, meeting);
}