/**
* Solves the rabbits + pheasants problem. We are seing 20 heads
* and 56 legs. How many rabbits and how many pheasants are we thus
* seeing?
*/
private static void Solve()
{
Solver solver = new Solver("RabbitsPheasants");
IntVar rabbits = solver.MakeIntVar(0, 100, "rabbits");
IntVar pheasants = solver.MakeIntVar(0, 100, "pheasants");
solver.Add(rabbits + pheasants == 20);
solver.Add(rabbits * 4 + pheasants * 2 == 56);
DecisionBuilder db = new AssignFirstUnboundToMin(new IntVar[] { rabbits, pheasants });
solver.NewSearch(db);
solver.NextSolution();
Console.WriteLine("Solved Rabbits + Pheasants in {0} ms, and {1} search tree branches.", solver.WallTime(),
solver.Branches());
Console.WriteLine(rabbits.ToString());
Console.WriteLine(pheasants.ToString());
solver.EndSearch();
}
/**
* Solves the rabbits + pheasants problem. We are seing 20 heads
* and 56 legs. How many rabbits and how many pheasants are we thus
* seeing?
*/
private static void Solve()
{
Solver solver = new Solver("RabbitsPheasants");
IntVar rabbits = solver.MakeIntVar(0, 100, "rabbits");
IntVar pheasants = solver.MakeIntVar(0, 100, "pheasants");
solver.Add(rabbits + pheasants == 20);
solver.Add(rabbits * 4 + pheasants * 2 == 56);
DecisionBuilder db =
new AssignFirstUnboundToMin(new IntVar[] {rabbits, pheasants});
solver.NewSearch(db);
solver.NextSolution();
Console.WriteLine(
"Solved Rabbits + Pheasants in {0} ms, and {1} search tree branches.",
solver.WallTime(), solver.Branches());
Console.WriteLine(rabbits.ToString());
Console.WriteLine(pheasants.ToString());
solver.EndSearch();
}
