代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace 计1练习26
{
class Program
{
static void Main(string[] args)
{
int number1 = 10;
int number2 = 5;
number1 = number1 + number2;
number2 = number1 - number2;
number1 = number1 - number2;
Console.WriteLine(number1);
Console.WriteLine(number2);
Console.ReadKey();
}
}
}
效果

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