public void GetMinUnsolved() { Pattern pattern = new Pattern(2, 2); pattern.SetRow(0, "1 2"); pattern.SetRow(1, "4 3"); var result = pattern.GetMinUnsolved(); Assert.IsNotNull(result); Assert.AreEqual(0, result.Row); Assert.AreEqual(0, result.Column); Assert.AreEqual(1, result.Value); }