static void Main(string[] args)
{
while (true)
{
// Get the inputs from the user.
Console.WriteLine("Calculate sum of fractions (Hit Return without entering to quit)");
Console.WriteLine("e.g. for a=6 and b=7, output n will be 2, 3, 42");
Console.WriteLine("i.e. 6/7 = 1/2 + 1/3 + 1/42");
Console.WriteLine();
Console.Write("Enter fraction numerator a : ");
string num = Console.ReadLine();
if (string.IsNullOrWhiteSpace(num)) break;
Console.Write("Enter fraction denominator b : ");
string denom = Console.ReadLine();
if (string.IsNullOrWhiteSpace(denom)) break;
Console.WriteLine();
// Inputs are strings so we need to convert them into longs.
long inNumerator;
long inDenominator;
if (long.TryParse(num, out inNumerator) && long.TryParse(denom, out inDenominator))
{
if (inDenominator == 0)
Console.WriteLine("ERROR : Invalid denominator.");
else if (inNumerator >= inDenominator)
Console.WriteLine("ERROR : Fraction must be in the range 0 < fraction < 1.");
else
{
// These are used to test that the sum of the fractions found equals
// the input fraction.
double sumFractions = 0;
double inFraction = (double)inNumerator / (double)inDenominator;
// All set up so go get 'em Floyd!
Denominators denoms = new Denominators(inNumerator, inDenominator);
List<long> denominators = denoms.CalculateDenominators();
// Display them nicely formatted on one line.
Console.Write("Fractional denominators are n : ");
for (int i = 0; i < denominators.Count; i++)
{
if (i + 1 != denominators.Count)
// All but the last value in the list.
Console.Write(denominators[i] + ", ");
else
// Last value in the list.
Console.WriteLine(denominators[i]);
// Add the fraction to the total so we can compare the final result against
// the input fraction.
sumFractions += 1 / (double)denominators[i];
}
// Display whether we've calculated the right fractions.
// The 2 values displayed should be the same.
Console.WriteLine();
Console.WriteLine("Input decimal value : {0}", inFraction);
Console.WriteLine("Sum of fractions : {0}", sumFractions);
}
}
else
{
Console.WriteLine("ERROR : Invalid values.");
}
Console.WriteLine();
Console.WriteLine("----------------------------------------------------------------");
Console.WriteLine();
}
}
static void Main(string[] args)
{
while (true)
{
// Get the inputs from the user.
Console.WriteLine("Calculate sum of fractions (Hit Return without entering to quit)");
Console.WriteLine("e.g. for a=6 and b=7, output n will be 2, 3, 42");
Console.WriteLine("i.e. 6/7 = 1/2 + 1/3 + 1/42");
Console.WriteLine();
Console.Write("Enter fraction numerator a : ");
string num = Console.ReadLine();
if (string.IsNullOrWhiteSpace(num))
{
break;
}
Console.Write("Enter fraction denominator b : ");
string denom = Console.ReadLine();
if (string.IsNullOrWhiteSpace(denom))
{
break;
}
Console.WriteLine();
// Inputs are strings so we need to convert them into longs.
long inNumerator;
long inDenominator;
if (long.TryParse(num, out inNumerator) && long.TryParse(denom, out inDenominator))
{
if (inDenominator == 0)
{
Console.WriteLine("ERROR : Invalid denominator.");
}
else if (inNumerator >= inDenominator)
{
Console.WriteLine("ERROR : Fraction must be in the range 0 < fraction < 1.");
}
else
{
// These are used to test that the sum of the fractions found equals
// the input fraction.
double sumFractions = 0;
double inFraction = (double)inNumerator / (double)inDenominator;
// All set up so go get 'em Floyd!
Denominators denoms = new Denominators(inNumerator, inDenominator);
List <long> denominators = denoms.CalculateDenominators();
// Display them nicely formatted on one line.
Console.Write("Fractional denominators are n : ");
for (int i = 0; i < denominators.Count; i++)
{
if (i + 1 != denominators.Count)
{
// All but the last value in the list.
Console.Write(denominators[i] + ", ");
}
else
{
// Last value in the list.
Console.WriteLine(denominators[i]);
}
// Add the fraction to the total so we can compare the final result against
// the input fraction.
sumFractions += 1 / (double)denominators[i];
}
// Display whether we've calculated the right fractions.
// The 2 values displayed should be the same.
Console.WriteLine();
Console.WriteLine("Input decimal value : {0}", inFraction);
Console.WriteLine("Sum of fractions : {0}", sumFractions);
}
}
else
{
Console.WriteLine("ERROR : Invalid values.");
}
Console.WriteLine();
Console.WriteLine("----------------------------------------------------------------");
Console.WriteLine();
}
}
