java 编程之【评分系统】可以计算平均成绩和最烂评委

秒速五厘米 2022-10-01 03:52 209阅读 0赞

/\*\*  
 \*  
 \* @author: Kevin  
 \* @date :2011-07-18  
 \* @function: to mark 0-10 point to Players,and the result is delete the highest  
 \* and the lowest, at last reserve the average marks.  
 \*/  
package com.Homework;

import java.util.Scanner;

public class MarkSystem \{

//main method  
 public static void main(String\[\] args) \{

Voter  voter= new Voter();    
  System.out.println("The last mark is ："+voter.lastMark());  
  System.out.println("The Worst Judger is No.："+voter.getWorst());  
 \}

//-------------------------------------------

//create class Player  
class Voter  
\{  
 private float\[\] mark =null;  
 private int size = 8;

//constructor  
 public Voter()  
 \{  
  Scanner s= new Scanner(System.in);  
  System.out.println("请输入参加评审人数（3人以上）：");  
  size = s.nextInt();  
  mark= new float\[size\];

for (int i=0 ;i<size;i++)  
  \{   
   System.out.println("input the NO."+(i+1)+"Judger'mark");  
   mark\[i\]=s.nextFloat();  
  \}

\}  
   
 public float lastMark()  
 \{   
  float lastMark= 0 ;  
  int minIndex =this.getLowMarkIndex();  
  int maxIndex =this.getHigMarkIndex();  
  for (int i=0 ;i<size;i++)  
  \{   
   if(i!=minIndex&&i!=maxIndex)  
   \{  
    lastMark += mark\[i\];  
   \}  
  \}  
  return lastMark/(size-2);  
 \}  
 //取得最低分的编号

public int getLowMarkIndex()  
 \{  
  float lowMark = mark\[0\];  
  int lowIndex = 0;  
    
  for (int i=0 ;i<size;i++)  
  \{  
   if(lowMark>mark\[i\])  
   \{  
    lowMark = mark\[i\];  
    lowIndex = i;  
   \}  
  \}  
  return lowIndex;  
    
 \}  
 //取出最高分的编号  
 public int getHigMarkIndex()  
 \{  
  float higMark = mark\[0\];  
  int higIndex = 0;  
    
  for (int i=0 ;i<size;i++)  
  \{  
   if(higMark<mark\[i\])  
   \{  
    higMark = mark\[i\];  
    higIndex = i;  
   \}  
  \}  
  return higIndex;  
    
 \}  
 //取出最烂评委的编号

public int getWorst()  
 \{ float lastMark = this.lastMark();  
   
  int worstIndex = 0;  
  float cha =Math.abs(mark\[0\]- lastMark) ;  
  float cha2=0f;  
  for (int i=0 ;i<size;i++)  
  \{  
   cha2 = Math.abs(mark\[i\]- lastMark) ;  
   if(cha<cha2)  
   \{  
    worstIndex= i;  
   \}  
  \}  
  return worstIndex+1;  
 \}  
\}