static void CalculateSquareRoot()
{
Console.Write("Square root of float: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
float result = 1000000f;
for (int i = 0; i < 100000; i++)
{
result = (float)Math.Sqrt(result);
}
});
Console.Write("Square root of double: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
double result = 1000000.0;
for (int i = 0; i < 100000; i++)
{
result = Math.Sqrt(result);
}
});
Console.Write("Square root of decimal: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
decimal result = 1000000m;
for (int i = 0; i < 100000; i++)
{
result = (decimal)Math.Sqrt((double)result);
}
});
}
public static void QuickSortArray()
{
Console.WriteLine("Quick sort");
int[] array = Sorting.GenerateRandomArray();
int[] intArray = new int[100];
Array.Copy(array, intArray, 100);
Console.Write("Sort array of random int: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
intArray = QuickSort <int>(intArray, 0, 99);
});
double[] doubleArray = new double[100];
Array.Copy(array, doubleArray, 100);
Console.Write("Sort array of random double: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
doubleArray = QuickSort <double>(doubleArray, 0, 99);
});
string[] stringArray = new string[100];
for (int count = 0; count < 100; count++)
{
stringArray[count] = array[count].ToString();
}
Console.Write("Sort array of random string: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
stringArray = QuickSort <string>(stringArray, 0, 99);
});
}
static void CalculateNaturalLogarithm()
{
Console.Write("Natural logarithm of float: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
float result = 1000000f;
for (int i = 0; i < 100000; i++)
{
result = (float)Math.Log(result, Math.E);
}
});
Console.Write("Natural logarithm of double: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
double result = 1000000.0;
for (int i = 0; i < 100000; i++)
{
result = Math.Log(result, Math.E);
}
});
Console.Write("Natural logarithm of decimal: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
decimal result = 1000000m;
for (int i = 0; i < 100000; i++)
{
//StackOverflowException()
//result = (decimal)Math.Log((double)result, Math.E);
}
});
}
public static void SelectionSortArray()
{
Console.WriteLine("Selection sort");
int[] sortedArray = new int[100];
for (int count = 0; count < 100; count++)
{
sortedArray[count] = count;
}
Console.Write("Sort array of sorted int: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
sortedArray = SelectionSort <int>(sortedArray, int.MaxValue);
});
int[] reversedArray = new int[100];
for (int count = 0; count < 100; count++)
{
reversedArray[count] = 100 - count;
}
Console.Write("Sort array of reversed int: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
reversedArray = SelectionSort <int>(reversedArray, int.MaxValue);
});
Console.Write("Sort array of random int: ");
int[] array = Sorting.GenerateRandomArray();
int[] intArray = new int[100];
Array.Copy(array, intArray, 100);
ArithmeticOperations.DisplayExecutionTime(() =>
{
intArray = SelectionSort <int>(intArray, int.MaxValue);
});
double[] doubleArray = new double[100];
Array.Copy(array, doubleArray, 100);
Console.Write("Sort array of random double: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
doubleArray = SelectionSort <double>(doubleArray, double.MaxValue);
});
string[] stringArray = new string[100];
for (int count = 0; count < 100; count++)
{
stringArray[count] = array[count].ToString();
}
Console.Write("Sort array of random string: ");
ArithmeticOperations.DisplayExecutionTime(() =>
{
stringArray = SelectionSort <string>(stringArray, "9999999");
});
}