protected override long CalculateAnswer()
{
var a = "1";
var b = "1";
var totalDigits = 1000;
var detailSize = totalDigits / 10;
var detailThreshold = detailSize;
string c;
var answer = 3L;
while (true)
{
c = MathHelpers.AddIntegerStrings(a, b);
if (c.Length == totalDigits)
{
break;
}
else if (c.Length >= detailThreshold)
{
WriteLineDetail($"Index = {answer}; Length = {c.Length}");
detailThreshold += detailSize;
}
a = b;
b = c;
++answer;
}
return(answer);
}
protected override string CalculateAnswer()
{
var sum = numbers[0];
WriteLineDetail("Incremental Results:");
for (var i = 1; i < numbers.Length; ++i)
{
sum = MathHelpers.AddIntegerStrings(sum, numbers[i]);
WriteLineDetail(sum);
}
return(sum.Left(10));
}
public void AddIntegerStrings(string value1, string value2, string expected)
{
Assert.AreEqual(expected, MathHelpers.AddIntegerStrings(value1, value2));
}
