#作业要求
交换两个变量的值
#程序
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
int a = 10;
int b = 5;
Console.WriteLine("a=" + a);
Console.WriteLine("b=" + b);
a = a + b;
b = a - b;
a = a - b;
Console.WriteLine("a=" + a);
Console.WriteLine("b=" + b);
Console.ReadKey();
}
}
}
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