如题所述
Console.Write("输入第一个数:");
int num = Convert.ToInt32(Console.ReadLine());
Console.Write("输入第二个数:");
int num2 = Convert.ToInt32(Console.ReadLine());
Console.Write("选择运算类型(+,-,*,/):");
string operation = Console.ReadLine();
int result = 0;
switch (operation)
{
case"+":
result = num + num2;
break;
//加减乘除与上述一样
default:
break;
}
Console.WriteLine(result);
int num = Convert.ToInt32(Console.ReadLine());
Console.Write("输入第二个数:");
int num2 = Convert.ToInt32(Console.ReadLine());
Console.Write("选择运算类型(+,-,*,/):");
string operation = Console.ReadLine();
int result = 0;
switch (operation)
{
case"+":
result = num + num2;
break;
//加减乘除与上述一样
default:
break;
}
Console.WriteLine(result);
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