public static void ExempleSpiral()
{
UlamSpiral spiral = new UlamSpiral(189);
System.Diagnostics.Stopwatch watch;
//
watch = System.Diagnostics.Stopwatch.StartNew();
for (int i = 0; i <= spiral.MaxCycle; i++)
{
spiral.Cycle(i);
}
watch.Stop();
Console.WriteLine("{0} ticks pour les cycles", watch.ElapsedTicks);
/**/
watch = System.Diagnostics.Stopwatch.StartNew();
int distance = spiral.Resolve();
watch.Stop();
Console.WriteLine("{0} ticks pour la résolution", watch.ElapsedTicks);
Console.WriteLine("{0} est à une distance de {1} du centre.", spiral.TargetValue, distance);
Console.WriteLine(spiral);
}
public void TestUlamSpiralCycleOK()
{
UlamSpiral spiral = null;
int[] loc = null;
int cycleNumber = 0;
spiral = new UlamSpiral(25);
cycleNumber = 1;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(2, spiral.Matrix[loc[1], loc[0]]);
spiral = new UlamSpiral(25);
cycleNumber = 2;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(10, spiral.Matrix[loc[1], loc[0]]);
spiral = new UlamSpiral(49);
cycleNumber = 3;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(26, spiral.Matrix[loc[1], loc[0]]);
}
