public static void Main()
int[] resist = new int[5];
Console.WriteLine("input resistence");
resist[i] = int.Parse(Console.ReadLine());
Console.WriteLine(" resistence in turi : {0}",turi);
resist45 = (double)resist[3]*resist[4]/(resist[3]+resist[4]);
resist123 = (double)(resist[0]*resist[1]/(resist[0]+resist[1]))*resist[2]/((resist[0]*resist[1]/(resist[0]+resist[1]))+resist[2]);
RT = (double)resist45*resist123/(resist45+resist123);
Console.WriteLine(" resistence in makbili : {0}",RT);
resist12 = (double)resist[0]+resist[1];
resist345 = (double)resist45*resist[2]/(resist[2]+resist45);
RT2 = (double) resist12+resist345;
Console.WriteLine(" Total resistence is : {0}",RT2);