public static long GetSolutionOfProblem45()
{
// The first number is 1, the second is 40755 (as given), so we are looking for the third.
var count = 3;
return(TriangleNumberHelper.GetFirstNTriangleNumbersWhichAreAlsoPentagonalAndHexogonal(count).Last());
}
public static long GetSolutionOfProblem42()
{
// A letter has a value of at most 26.
// We assume that all words are at most 100 letters long, so max = 26 * 100 = 2600;
var max = 2600;
var triangleNumbersBelowMax = TriangleNumberHelper.GetListOfTriangleNumbersBelowMax(max);
var wordList = TestData.TestData.EnglishWordsProblem42();
return(wordList.Where(word => triangleNumbersBelowMax.Contains(TestDataHelper.GetWordScore(word))).Count());
}
