Java
java 求两个数最大值
//findgreatestamongtwonumbersimportjava.util.Scanner;publicclassNumbers{publicstaticvoidmain(String[]args){intnum1,num2;Scannerip=newScanner(System.in);Sy...
java 加法运算
//findsumoftwonumbersimportjava.util.Scanner;publicclassNumbers{publicstaticvoidmain(String[]args){intnum1,num2,sum;Scannerip=newScanner(System.in);System...
java if 条件语句
importjava.util.Scanner;publicclassSample{publicstaticvoidmain(String[]args){intnum;Scannerip=newScanner(System.in);System.out.print("Enteranynumber:");nu...
java do while 循环
publicclassSample{publicstaticvoidmain(String[]args){intnum=10;do{System.out.print(num+"");}while(num!=10);}}OUTPUT:10 ...
java 获取用户输入
importjava.util.Scanner;publicclassSample{publicstaticvoidmain(String[]args){intnum;Scannerip=newScanner(System.in);System.out.print("Enteranumber:");num=...
java while 循环
publicclassSample{publicstaticvoidmain(String[]args){intnum=1;while(num<=10){System.out.print(num+"");num++;}}}OUTPUT:12345678910 ...
java for循环
publicclassSample{publicstaticvoidmain(String[]args){for(inti=1;i<=10;i++){System.out.print(i+"");}}}OUTPUT:12345678910 demo2publicclassSample{pub...
java ++和--
publicclassSample{publicstaticvoidmain(String[]args){intnum1=10,num2=20;intnum3=5,num4=7;System.out.println(num1++);System.out.println(num1++);System.out....
java ++前缀
publicclassSample{publicstaticvoidmain(String[]args){intnum1=10,num2=20;intnum3=5,num4=7;++num1;System.out.println("nownum1:"+num1);System.out.println("no...
java --后缀符号
publicclassSample{publicstaticvoidmain(String[]args){intnum1=10,num2=20;num1--;System.out.println("nownum1:"+num1);System.out.println("nownum2:"+(num2--))...
java 声明并初始化字符串变量
publicclassSample{publicstaticvoidmain(String[]args){Stringstr="Helloworld";System.out.println("Stringis:"+str);Stringstr2=newString("Welcometojava"...
java 多行注释
publicclassSample{publicstaticvoidmain(String[]args){//javacompilerignoresthecommentSystem.out.println("Javaprogrammer");/**commentsmakecodeeasilyundersta...
java 声明并初始化整型变量
publicclassSample{publicstaticvoidmain(String[]args){intnum;num=5;System.out.println("thevalueofnumis"+num);}}OUTPUT:thevalueofnumis5 ...
java hello world
publicclassSample{publicstaticvoidmain(String[]args){System.out.print("Helloprogrammers!!!");}}OUTPUT:Helloprogrammers!!! ...
java ++a,a++,--a,a--
publicclassSample{publicstaticvoidmain(String[]args){inta,b,c,d,e;Scanners=newScanner(System.in);System.out.print("Enteranyintegera:");a=s.nextInt();b=++a...
