public void Pow3Tests() { var pow3 = new MathSolution(); Assert.IsFalse(pow3.IsPowerOfThree(2147483647)); Assert.IsTrue(pow3.IsPowerOfThree(27)); Assert.IsTrue(pow3.IsPowerOfThree(9 * 27 * 81 * 81 * 9)); }
public void TestFizzBuzz() { var fb = new MathSolution(); var result = fb.FizzBuzz(1); Assert.AreEqual(1, result.Count); Assert.AreEqual("1", result[0]); }
public void ReverseDigitsTest() { var sln = new MathSolution(); Assert.AreEqual(123, sln.Reverse(321)); Assert.AreEqual(-1123, sln.Reverse(-3211)); Assert.AreEqual(0, sln.Reverse(int.MaxValue)); }
public void RomanTests() { var roman = new MathSolution(); Assert.AreEqual(3, roman.RomanToInt("III")); Assert.AreEqual(4, roman.RomanToInt("IV")); Assert.AreEqual(58, roman.RomanToInt("LVIII")); Assert.AreEqual(1994, roman.RomanToInt("MCMXCIV")); }
public void Count1s() { var ones = new MathSolution(); Assert.AreEqual(1, ones.HammingWeight(128)); Assert.AreEqual(7, ones.HammingWeight(127)); Assert.AreEqual(0, ones.HammingWeight(0)); Assert.AreEqual(1, ones.HammingWeight(8)); Assert.AreEqual(2, ones.HammingWeight(9)); }
public void GetPrimeCount() { var prime = new MathSolution(); Assert.AreEqual(8, prime.CountPrimes(20)); Assert.AreEqual(168, prime.CountPrimes(1000)); Assert.AreEqual(1229, prime.CountPrimes(10000)); Assert.AreEqual(41537, prime.CountPrimes(499979)); Assert.AreEqual(1, prime.CountPrimes(3)); Assert.AreEqual(0, prime.CountPrimes(2)); Assert.AreEqual(4, prime.CountPrimes(10)); Assert.AreEqual(2, prime.CountPrimes(5)); Assert.AreEqual(5, prime.CountPrimes(13)); }
public void TestFizzBuzzCompare() { var fb = new MathSolution(); for (int i = 1; i < 100000000; i *= 2) { var now = DateTime.Now; fb.FizzBuzz(i); var ms = DateTime.Now.Subtract(now).TotalMilliseconds; now = DateTime.Now; fb.FizzBuzzSimple(i); var ms2 = DateTime.Now.Subtract(now).TotalMilliseconds; Console.WriteLine("{0} FizzBuzz: {1}, Simple: {2}", i, ms, ms2); } }