public static void Main()
Console.Write("50 m1: ");
double m1 = double.Parse(Console.ReadLine());
Console.Write("55 m2: ");
double m2 = double.Parse(Console.ReadLine());
Console.Write("55 m3: ");
double m3 = double.Parse(Console.ReadLine());
double finalScore = (m1 * 0.30) + (m2 * 0.35) + (m3 * 0.35);
Console.WriteLine($"the m1 is{30}and the m2 is{35}the m3 is{35} : {finalScore:F2}");