单选练习题
int age;
age = 18;
age = 20;
age = 20+1;
Console.WriteLine("我今年{0}岁”,age);
age = age -2;
为什么运行结果是21？？
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int age;
age = 18;
age = 20;
age = 20+1;
Console.WriteLine("我今年{0}岁”,age);
age = age -2;
为什么运行结果是21？？
2018-05-07
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