NumTanks = 4;
NumJobs = 4;
Empty = array2d(0..NumTanks, 0..NumTanks,
        [ 0, 2, 3, 3, 3,
          2, 0, 2, 3, 2,
          3, 2, 0, 2, 2,
          3, 3, 2, 0, 0,
          2, 3, 1, 4, 2]);
Full = array1d(0..NumTanks, [4, 4, 4, 5, 2]);
MinTime = [10, 25, 10, 40];
MaxTime = [10, 25, 10, 40];