public static NumarMare Factorial(int factorial)
{
NumarMare rez = new NumarMare(5000);
int rs = 1, t = 0, aux;
rez.numar[0] = 1;
for (int i = 2; i <= factorial; i++)
{
for (int j = 0; j < rs; j++)
{
aux = rez.numar[j] * i + t;
rez.numar[j] = aux % 10;
t = aux / 10;
}
while (t != 0)
{
rez.numar[rs] = t % 10;
rs++;
t = t / 10;
}
}
NumarMare x = new NumarMare(rs);
for (int i = 0; i < x.numar.Length; i++)
{
x.numar[i] = rez.numar[i];
}
Array.Reverse(x.numar);
return(x);
}
static void Main(string[] args)
{
int n = 100, factorial = 1000;
int[] n1 = { 7, 8, 2, 4, 9, 1, 5, 3, 9, 2 };
int[] n2 = { 3, 5, 6, 2, 7, 4, 1, 8, 7, 9 };
NumarMare nr1 = new NumarMare(n1);
NumarMare nr2 = new NumarMare(n2);
Console.WriteLine("Primul numar este: ");
for (int i = 0; i < 10; i++)
{
Console.Write(n1[i]);
}
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Al doilea numar este: ");
for (int i = 0; i < 10; i++)
{
Console.Write(n2[i]);
}
Console.WriteLine();
Console.WriteLine();
Console.WriteLine($"Suma celor doua numere este: {nr1 + nr2}");
Console.WriteLine($"Inmultirea celor doua numere este: {nr1 * nr2}");
Console.WriteLine($"Al {n}-lea termen din sirul lui Fibonacci este: {Fibonacci(n)}");
Console.WriteLine($"Valoarea lui {factorial}! este: {Factorial(factorial)}");
}
public static NumarMare Fibonacci(int n)
{
NumarMare nrf1 = new NumarMare(new int[] { 0 });
NumarMare nrf2 = new NumarMare(new int[] { 1 });
NumarMare t;
for (int i = 0; i < n; i++)
{
t = nrf1;
nrf1 = nrf2;
nrf2 += t;
}
return(nrf1);
}
