java考试题_编程题答案!!!.doc

：/后面的汉字都是注释语句，不用写的1. import java.lang.*;public static void main(String args)int sum=0;for(int i=1;i=100;i+) sum=i+sum;/实现求和System.out.println(sum);2. public class Shusu public static void main(String args) int i,j;for(i=1;i=100;i+)for(j=2;ji;j+)if(i%j=0)break;if(i=j)System.out.println(i);3. public class Test public static void main(Stringargs)int sum =0;int res=0;int ok=0;for(int a =1;a=9;a+)for(int b=1;b=9;b+)for(int c=1;c c & a + c b & b + c a;System.out.println(“能够构成三角形”)；ElseSystem.out.println(“不能够构成三角形”)；6 public class Bijiao public static void main(String args) int nums = new int10;for (int i = 0; i nums.lenght; i +)numsi = 用户输入;int temp;for (int x = 0; x nums.lenght; x +) for (int y = 0; y numsy+1) temp = numsy ; numsy = numsy+1; numsy+1 = temp; .7 .import java.util.Scanner;public class Test public static void main(String args) Scanner scanner = new Scanner(System.in); int count = scanner.nextInt(); if (count = 90) System.out.println(A); else if (count = 80 & count = 70 & count = 60 & count 70) System.out.println(D); else System.out.println(E); .8. public class Pointpublic static void main(String args) private int x;private int y;public Point()x=0;y=0;public Point(int x, int y)this.x = x;this.y = y;public void setX(int x)this.x = x;public void setY(int y)this.y = y;public int getX()return x;public int getY()return y; public double Distance(Point p)int diffx = p.getX() - this.x;int