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public class Demo15 { public static void main(String[] args) { /* 位运算 A = 0011_1100 B = 0000_1101 则 A&B = 0000_1100 (全1才1,非之则0) A|B = 0011_1101(全0才0,非 阅读全文
posted @ 2021-08-19 21:53
小风扇呜呜呜
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public class Demo13 { public static void main(String[] args) { //与(and) 或(or) 非(取反) boolean a = true; boolean b = false; System.out.println("a && b :" 阅读全文
posted @ 2021-08-19 21:27
小风扇呜呜呜
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public class Demon12 { public static void main(String[] args) { int a = 3; int b = a++; System.out.println(a); int c =++a; System.out.println(a); Syst 阅读全文
posted @ 2021-08-19 14:03
小风扇呜呜呜
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import com.sun.xml.internal.ws.api.model.wsdl.WSDLOutput;import org.w3c.dom.ls.LSOutput;public class Demo03 { public static void main(String[] args) { 阅读全文
posted @ 2021-08-19 11:39
小风扇呜呜呜
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import com.sun.xml.internal.ws.api.model.wsdl.WSDLOutput;import org.w3c.dom.ls.LSOutput;public class Demo03 { public static void main(String[] args) { 阅读全文
posted @ 2021-08-19 11:21
小风扇呜呜呜
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package operator;public class Demo01 { public static void main(String[] args) { //算术运算符 //ctrl+D 复制当前行到下一行 int a = 10; int b = 20; int c = 25; int d = 阅读全文
posted @ 2021-08-19 09:02
小风扇呜呜呜
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