C# klasik soruların cevapları

44-

string s = "1986türker2012karakocan";             int t = 0;             foreach (char c in s)             {                 switch (c)                 {                     case '0': t +=0; break;                     case '1': t +=1; break;                     case '2': t +=2; break;                     case '3': t +=3; break;                     case '4': t += 4; break;                     case '5': t +=5; break;                     case '6': t +=6; break;                     case '7': t +=7; break;                     case '8': t +=8; break;                     case '9': t +=9; break;                     default: Console.Write(Convert.ToInt32(c) + " "); break;                                         }             }             Console.WriteLine("\n"+t);             Console.ReadKey();

43-

double s=0,n;             n=Convert.ToDouble(Console.ReadLine());                          for (double i = 1; i <= n; i ++)             {                 s += (1 / (2 * i - 1)) * Math.Pow(-1, i+1);                 sayac++;                         }             Console.WriteLine(s);                 Console.ReadKey();

42- 80 40 20 1 5 16 8 4 2 1

41- turkiye