把痛苦留给自己

摘要： using System; namespace _02_03{ class Class_02_03{ public static void main(String[] args){ float x=3.14159F; double y=3.14159265358979; Console.WriteLine("x={0}",x); Console.WriteLine("y={0}",y); floa... 阅读全文

摘要： using System; namespace _02_02{ class Class_02_02{ public static void main(String[] args){ bool x=true; bool y=false; Console.WriteLine("x={0}",x); Console.WriteLine("y={0}",y); x=!x; y=!y; Console.Wr... 阅读全文