第七周作业。

1.

package sj;

import java.util.*;

public class zy {
    public static void main(String[] args) {
        int a[] = new int[10];
        int sum = 0, max = 0, min = 1000;
        System.out.println("请输入分数");
        for (int i = 0; i < a.length; i++) {
            Scanner input = new Scanner(System.in);
            a[i] = input.nextInt();
        }
        for (int j = 0; j < a.length; j++) {
            if (a[j] > max) {
                max = a[j];
            }
        }
        for (int x = 0; x < a.length; x++) {
            if (a[x] < min) {
                min = a[x];
            }
        }
        for (int y = 0; y < a.length; y++) {
            sum += a[y];
        }
        System.out.println("平均分为" + (sum - max - min) / 8.0);
    }
}

2.

package sj;
import java.util.Random;
public class zy {
    public static void main(String[] args) {
        // TODO Auto-generated method stubint
        int[] a = new int[10];
        Random r=new Random();
        for (int i = 0; i < a.length; i++) {
            a[i]=r.nextInt(100);
        }
        int t;
        for (int i = 0; i < a.length - 1; i++) {
            for (int j = 0; j < a.length-1-i; j++) {
                if (a[j + 1] > a[j]) {
                    t = a[j];
                    a[j] = a[j + 1];
                    a[j + 1] = t;
                }
            }
        }
        for (int i : a) {
            System.out.println(i);
        }
    }
}

3.

package sj;

import java.util.Random;


public class zy {
    public static void main(String[] args) {
        Random random = new Random();
        int a=0;
        int[] arr = new int[7];
        arr[0] = random.nextInt(35);
        for(int i=1;i<arr.length;i++) {
            arr[i] = random.nextInt(35);
            if(arr[i]==arr[i-1]) {
                a=1;
                i--;
                continue;
            }
        }
        System.out.println("七个数：");
        for(int i =0;i<arr.length;i++) {
            
            System.out.print(arr[i]+" ");
        }
}
    }

4.

package sj;

public class zy{

    public static void main(String[] args) {
        // TODO Auto-generated method stub
             int[] a = new int[]{44,33,22,11,55,66,77,88,99,67};
            int max=a[0];
            int min=a[0];
            int js=0;
            int os=0;
            for (int i = 1; i <a.length ; i++) {
                if (a[i]>max){
                    max=a[i];
                }
            }
            for (int j = 1; j <a.length ; j++) {
                if (a[j]<min){
                    min=a[j];
                }
            }
            for (int k = 0; k< a.length; k++) {
                if (a[k]%2==0){
                    os+=1;
                }else {
                    js+=1;
                }
            }
            System.out.println("最大值为"+max+"最小值为"+min+"偶数有"+os+"个"+"奇数有"+js+"个");
        }
    }