---------Node.h--------------
#include<iostream>
using namespace std;
//define the node
/*
@param
mark
@param
next
**/
class Node{
public:
float mark;
Node* next;
Node(){
this->mark = 0;
this->next = NULL;
};
Node(float mark,Node*next):mark(0),next(NULL){
this->mark = mark;
this->next = next;
};
~Node();
};
Node::~Node(){
this->mark = 0;
this->next = NULL;
};
------------------Main.cpp--------------------
#include"Node.h"
#include<iostream>
using namespace std;
Node*head = NULL;
Node*CreateLink(int n);
void InputData(Node*head);
void CalCulateData(Node*head);
void SortData(Node*head);
Node*CreateLink(int n){
if(n>0){
while(n>0){
head = new Node(0,head);
n--;
}
}else{
cout<<"NULL";
return NULL;
}
return head;
};
void InputData(Node*head){
for(Node*nPoint = head;nPoint != NULL;nPoint = nPoint->next){
cout<<"请打分
:"<<endl;
cin>>nPoint->mark;
}
};
void CalCulateData(Node*head){
float mSum = 0;
int nMarker = 0;
float mEVG = 0;
float bMark = head->mark,sMark = head->mark;
for(Node*nPoint = head;nPoint != NULL; nPoint = nPoint->next){
mSum += nPoint->mark;
if(bMark<nPoint->mark)
bMark = nPoint->mark;
if(sMark>nPoint->mark)
sMark = nPoint->mark;
nMarker++;
}
if(nMarker >0){
mEVG = (mSum-bMark-sMark)/(nMarker-2);
cout<<"去掉最高分"<<bMark<<" 去掉最低分 "<<sMark<<" 平均分数为
:"<<mEVG<<endl;
}
};
void swap(float n1,float n2){
n1 = n1 + n2;
n2 = n1 - n2;
n1 = n1 - n2;
};
void SortData(Node*head){
//采用冒泡排序 升序
int size = 0;
float marks[50];
for(Node* tmp = head;tmp != NULL; tmp = tmp->next){
marks[size] = tmp->mark;
size++;
}
for(int i = 0; i<size-1;i++)
for(int j = size-1;j>i;j--)
if(marks[j]<marks[j-1])
swap(marks[j],marks[j-1]);
for(int m = 0;m<size;m++)
cout<<marks[m]<<"->";
cout<<endl;
};
void main(){
cout<<"请输入评为个数:"<<endl;
int nMar = 0;
cin>>nMar;
CreateLink(nMar);
InputData(head);
CalCulateData(head);
SortData(head);
};
运行结果截图
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