public void Test_MinimumNumber()
{
Assert.AreEqual(1, Solution.MinimumNumber(new int[] { 3, 1, 2 }));
Assert.AreEqual(0, Solution.MinimumNumber(new int[] { 5, 2 }));
Assert.AreEqual(0, Solution.MinimumNumber(new int[] { 1, 1, 1 }));
Assert.AreEqual(5, Solution.MinimumNumber(new int[] { 2, 12, 8, 4, 6 }));
Assert.AreEqual(2, Solution.MinimumNumber(new int[] { 50, 39, 49, 6, 17, 28 }));
}