java编写一个应用程序,计算矩形面积.(扩展为边长通过控制台设定)
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![java编写一个应用程序,计算矩形面积.(扩展为边长通过控制台设定)](/uploads/image/f/646229-29-9.jpg?t=java%E7%BC%96%E5%86%99%E4%B8%80%E4%B8%AA%E5%BA%94%E7%94%A8%E7%A8%8B%E5%BA%8F%2C%E8%AE%A1%E7%AE%97%E7%9F%A9%E5%BD%A2%E9%9D%A2%E7%A7%AF.%28%E6%89%A9%E5%B1%95%E4%B8%BA%E8%BE%B9%E9%95%BF%E9%80%9A%E8%BF%87%E6%8E%A7%E5%88%B6%E5%8F%B0%E8%AE%BE%E5%AE%9A%29)
publicclassA3{publicstaticvoidmain(String[]args){for(inti=1;i
importjava.io.*;importjava.util.*;classMain{publicstaticintgcd(intm,intn){while(true){if((m=m%n)==0)
运用海伦公式dimPaslong,Saslongifa+b>cthenifb+c>athenifa+c>bthenp=(a+b+c)/2S=sqr(p*(p-a)*(p-b)*(p-c))endife
publicstaticvoidmain(String[]args){doubleresult=0;for(inti=1,j=1;i
importjava.util.Scanner;classRound{\x09publicdoubleperimeter(doubleradius){\x09\x09returnradius*2;\x
输出三角形的什么啊再问:周长再答:哦,这个简单importjava.util.Scanner;publicclassCircumference{publicstaticvoidmain(String[
publicclassTest{publicstaticvoidmain(String[]args){inta=1203;intsum=0;while(a/10!=0){sum
importjava.util.Scanner;publicclassCircle{ publicstaticvoidmain(String[]args)
importjava.util.Scanner;publicclassTest{publicstaticvoidmain(String[]args){System.out.print("请输入第一个整
importjava.io.BufferedReader;importjava.io.IOException;importjava.io.InputStreamReader;importjava.ut
做回好人,回答你吧.直接看代码:importjava.io.File;importjava.io.FileInputStream;importjava.io.FileNotFoundException
我的代码:publicclassTest{publicstaticvoidmain(String[]args){inti=1;intsum=0;while(i
public class Test{ public static void main(String&nb
publicclasssum{privatedoublesum=0;publicvoidgetSum(){intj=1;for(doublei=1;i
publicclasstest{publicstaticvoidmain(Stringargs[]){System.out.println("N\t10*N\t100*N\t1000*N");for(
importjava.util.Scanner;publicclassTest{publicstaticvoidmain(String[]args){Scannersc=newScanner(Syst
test{publicstaticvoidmain(Stringargs[]){longsum=0,a=1;longi=1;while(i=1)sum=sum+a;i++;a=a*i;}System.
importjava.awt.*;importjava.applet.*;importjava.util.*;publicclassdrawTestextendsApplet{publicvoidpa
1.抽象形状类packagecom;//抽象的形状类publicabstractclassShape{}2.显示接口packagecom;//接口publicinterfaceIDisplay{vo
packagetest;publicclassTest{publicstaticvoidmain(Stringargs[]){System.out.println(getSum(123));}publ