public static uint Solution()
{
List <uint> evens = Problem2.GetFibonacciNumbersBelowX(4000000).Where(x => x % 2 == 0).ToList();
uint sum = 0;
for (int i = 0; i < evens.Count; i++)
{
sum += evens [i];
}
return(sum);
}
static void Main(string[] args)
{
int answer;
Console.WriteLine("Project Euler - Problem 1");
Problem1 problem1 = new Problem1();
problem1.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 2");
Problem2.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 3");
Problem3.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 4");
Problem4.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 5");
Problem5.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 6");
Problem6.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 7");
Problem7.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 8");
Problem8.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 9");
Problem9.Solve();
Console.ReadKey();
Console.WriteLine("Project Euler - Problem 10");
Problem10.Solve();
Console.ReadKey();
}
static void Main(string[] args)
{
//Console.WriteLine(Problem1.CalculateSumMultiples3And5());
Console.WriteLine(Problem2.CalculateSumEvenNumberFibonacciLessThan4Million());
}
public static void Main(string[] args)
{
Console.WriteLine($"Problem1: Find the sum of all the multiples of 3 or 5 below 1000. Answer : {Problem1.Solve(3, 5, Problem1BelowValue-1)}");
Console.WriteLine($"Problem2: By considering the terms in the Fibonacci sequence whose values do not exceed four million, find the sum of the even-valued terms. Answer : {Problem2.Solve(Problem2FibLimt)}");
Console.WriteLine($"Problem3: What is the largest prime factor of the number 600851475143? Answer : {Problem3.Solve(Problem3LargestPrime)}");
Console.WriteLine($"Problem4 : Find the largest palindrome made from the product of two 3-digit numbers. Answer : {Problem4.Solve()}");
Console.WriteLine($"Problem5 : What is the smallest positive number that is evenly divisible by all of the numbers from 1 to 20?. Answer : {Problem5.Solve(20)}");
Console.WriteLine($"Problem6 : Find the difference between the sum of the squares of the first 100 natural numbers and the square of the sum. Answer : {Problem6.Solve(100)}");
Console.WriteLine($"Problem7 : What is the 10 001st prime number? Answer : {Problem7.Solve1(10001)}");
Console.WriteLine($"Problem8 : Find the thirteen adjacent digits in the 1000-digit number that have the greatest product. What is the value of this product? Answer : {Problem8.Solve(13)}");
}
public void SumTest()
{
Problem2 target = new Problem2();
target.Sum();
}
public void SetUp()
{
problem = new Problem2();
}