using System;
public class Test
{
public static Int32 GetHashCode(Int32 x, Int32 y)
{
return ((23 * 37) + x) * 37 + y;
}
public static void Main()
{
Console.WriteLine(GetHashCode(1,2));
Console.WriteLine(GetHashCode(2,4));
}
}
dXNpbmcgU3lzdGVtOwoKcHVibGljIGNsYXNzIFRlc3QKewoKICAgIHB1YmxpYyBzdGF0aWMgSW50MzIgR2V0SGFzaENvZGUoSW50MzIgeCwgSW50MzIgeSkKICAgIHsKICAgICAgICByZXR1cm4gKCgyMyAqIDM3KSArIHgpICogMzcgKyB5OyAKICAgIH0KICAgIAogICAgcHVibGljIHN0YXRpYyB2b2lkIE1haW4oKQoJewogICAgICAgIENvbnNvbGUuV3JpdGVMaW5lKEdldEhhc2hDb2RlKDEsMikpOwkKICAgICAgICBDb25zb2xlLldyaXRlTGluZShHZXRIYXNoQ29kZSgyLDQpKTsKCgoJfQp9