寒假日报day10

今天写的是第三个实验：统计学生信息

没那么多就直接上代码

package com.ms.firstWork

import scala.collection.mutable.ArrayBuffer

class Student(id: Int, gender: String, math: Int, english: Int, physics: Int) {
  var SiD = id
  var Sgender = gender
  var Smath = math
  var Senglish = english
  var Sphysics = physics
}

object thirdWork {
  def main(args: Array[String]): Unit = {
    var studentlist = new ArrayBuffer[Student]()
    studentlist.append(new Student(301610, "male", 80, 64, 78))
    studentlist.append(new Student(301611, "female", 65, 87, 58))
    studentlist.append(new Student(301612, "female", 44, 71, 77))
    studentlist.append(new Student(301613, "female", 66, 71, 91))
    studentlist.append(new Student(301614, "female", 70, 71, 100))
    studentlist.append(new Student(301615, "male", 72, 77, 72))
    studentlist.append(new Student(301616, "female", 73, 81, 75))
    studentlist.append(new Student(301617, "female", 69, 77, 75))
    studentlist.append(new Student(301618, "male", 73, 61, 65))
    studentlist.append(new Student(301619, "male", 74, 69, 68))
    studentlist.append(new Student(301620, "male", 76, 62, 76))
    studentlist.append(new Student(301621, "male", 73, 69, 91))
    studentlist.append(new Student(301622, "male", 55, 69, 61))
    studentlist.append(new Student(301623, "male", 50, 58, 75))
    studentlist.append(new Student(301624, "female", 63, 83, 93))
    studentlist.append(new Student(301625, "male", 72, 54, 100))
    studentlist.append(new Student(301626, "male", 76, 66, 73))
    studentlist.append(new Student(301627, "male", 82, 87, 79))
    studentlist.append(new Student(301628, "female", 62, 80, 54))
    studentlist.append(new Student(301629, "male", 89, 77, 72))

    sortsum(studentlist)
  }
  def sortsum(list: ArrayBuffer[Student]): Unit = {
    var count=0
    var mathSum = 0
    var mathAverage = 0
    var mathMin = 100
    var mathMax = 0
    var englishSum = 0
    var englishAverage = 0
    var englishMin = 100
    var englishMax = 0
    var physicsSum = 0
    var physicsAverage = 0
    var physicsMin = 100
    var physicsMax = 0
    var femaleSrudent=new ArrayBuffer[Student]()
    var maleSrudent=new ArrayBuffer[Student]()
    list.foreach(student => {
      count+=1
      if(student.Sgender.equals("female")){
        femaleSrudent.append(student)
      }else{
        maleSrudent.append(student)
      }
      if(student.Smath>mathMax){
        mathMax=student.Smath
      }else if(student.Smath<mathMin){
        mathMin=student.Smath
      }
      if(student.Senglish>englishMax){
        englishMax=student.Senglish
      }else if(student.Senglish<englishMin){
        englishMin=student.Senglish
      }
      if(student.Sphysics>physicsMax){
        physicsMax=student.Sphysics
      }else if(student.Sphysics<physicsMin){
        physicsMin=student.Sphysics
      }
      mathSum+=student.Smath
      englishSum+=student.Senglish
      physicsSum+=student.Sphysics
    })
    mathAverage=mathSum/count
    englishAverage=englishSum/count
    physicsAverage=physicsSum/count
    println("course\t\taverage\tmin\tmax")
    println("Math:\t\t"+mathAverage+"\t\t"+mathMin+"\t"+mathMax)
    println("English:\t"+englishAverage+"\t\t"+englishMin+"\t"+englishMax)
    println("Physics:\t"+physicsAverage+"\t\t"+physicsMin+"\t"+physicsMax)
    sortmale(maleSrudent)
    sortfemale(femaleSrudent)
  }
  def sortmale(list: ArrayBuffer[Student]): Unit = {
    var count=0
    var mathSum = 0
    var mathAverage = 0
    var mathMin = 100
    var mathMax = 0
    var englishSum = 0
    var englishAverage = 0
    var englishMin = 100
    var englishMax = 0
    var physicsSum = 0
    var physicsAverage = 0
    var physicsMin = 100
    var physicsMax = 0
    list.foreach(student => {
      count+=1
      if(student.Smath>mathMax){
        mathMax=student.Smath
      }else if(student.Smath<mathMin){
        mathMin=student.Smath
      }
      if(student.Senglish>englishMax){
        englishMax=student.Senglish
      }else if(student.Senglish<englishMin){
        englishMin=student.Senglish
      }
      if(student.Sphysics>physicsMax){
        physicsMax=student.Sphysics
      }else if(student.Sphysics<physicsMin){
        physicsMin=student.Sphysics
      }
      mathSum+=student.Smath
      englishSum+=student.Senglish
      physicsSum+=student.Sphysics
    })
    mathAverage=mathSum/count
    englishAverage=englishSum/count
    physicsAverage=physicsSum/count
    println("course\t\taverage\tmin\tmax(males)")
    println("Math:\t\t"+mathAverage+"\t\t"+mathMin+"\t"+mathMax)
    println("English:\t"+englishAverage+"\t\t"+englishMin+"\t"+englishMax)
    println("Physics:\t"+physicsAverage+"\t\t"+physicsMin+"\t"+physicsMax)
  }
  def sortfemale(list:ArrayBuffer[Student]): Unit = {
    var count=0
    var mathSum = 0
    var mathAverage = 0
    var mathMin = 100
    var mathMax = 0
    var englishSum = 0
    var englishAverage = 0
    var englishMin = 100
    var englishMax = 0
    var physicsSum = 0
    var physicsAverage = 0
    var physicsMin = 100
    var physicsMax = 0
    list.foreach(student => {
      count+=1
      if(student.Smath>mathMax){
        mathMax=student.Smath
      }else if(student.Smath<mathMin){
        mathMin=student.Smath
      }
      if(student.Senglish>englishMax){
        englishMax=student.Senglish
      }else if(student.Senglish<englishMin){
        englishMin=student.Senglish
      }
      if(student.Sphysics>physicsMax){
        physicsMax=student.Sphysics
      }else if(student.Sphysics<physicsMin){
        physicsMin=student.Sphysics
      }
      mathSum+=student.Smath
      englishSum+=student.Senglish
      physicsSum+=student.Sphysics
    })
    mathAverage=mathSum/count
    englishAverage=englishSum/count
    physicsAverage=physicsSum/count
    println("course\t\taverage\tmin\tmax(females)")
    println("Math:\t\t"+mathAverage+"\t\t"+mathMin+"\t"+mathMax)
    println("English:\t"+englishAverage+"\t\t"+englishMin+"\t"+englishMax)
    println("Physics:\t"+physicsAverage+"\t\t"+physicsMin+"\t"+physicsMax)
  }
}

运行截图：