זה הקוד שעשיתי
קוד:
Console.WriteLine("Calculator C#");
Console.WriteLine("");
int A;
int B;
char C;
Console.Write("input one number :");
A = int.Parse(Console.ReadLine());
Console.WriteLine("");
Console.Write("insert action ( * / - +) :");
C = char.Parse(Console.ReadLine());
Console.Write("input second number :");
B = int.Parse(Console.ReadLine());
switch(C)
{
case '+':
Console.WriteLine("The Result: {0} {1} {2} = {3}", A, C, B, A+B);
Console.ReadLine();
break;
case '-':
Console.WriteLine("The Result: {0} {1} {2} = {3}", A, C, B, A-B);
Console.ReadLine();
break;
case '*':
Console.WriteLine("The Result: {0} {1} {2} = {3}", A, C, B, A*B);
Console.ReadLine();
break;
case '/':
Console.WriteLine("The Result: {0} {1} {2} = {3}", A, C, B, A / B);
Console.ReadLine();
break;