数据结构实验一：顺序表的验证实验

#ifndef SeqList_H
#define SeqList_H
const int MaxSize=10;
class SeqList
{
public:
	SeqList(){length=0;}
	SeqList(int a[],int n);
	~SeqList(){}
	void Insert(int i,int x);
	int Delete(int i);
	int Locate(int x);
	void PrintList();
private:
	int data[MaxSize];
	int length;
};
#endif


#include<iostream>
using namespace std;
#include"SeqList.h"

SeqList::SeqList(int a[],int n)
{
	if(n>MaxSize)throw"参数非法";
	for(int i=0;i<n;i++)
		data[i]=a[i];
	length=n;
}

void SeqList::Insert(int i,int x)
{
	if(length>=MaxSize) throw"上溢";
		if(i<1||i>length+1) throw"位置非法";
			for(int j=length;j>=i;j--)
				data[j]=data[j-1];
			data[i-1]=x;
			length++;
}

int SeqList::Delete(int i)
{
	if(length==0) throw"下溢";
	if (i<1||i>length) throw"位置非法";
	int x=data[i-1];
	for(int j=i;j<length;j++)
		data[j-1]=data[j];
	length--;
	return x;
}

int SeqList::Locate(int x)
{
	for(int i=0;i<length;i++)
		if(data[i]==x)return i+1;
		return 0;
}

void SeqList::PrintList()
{
	for (int i=0;i<length;i++)
		cout<<data[i]<<" ";
	cout<<endl;
}


#include<iostream>
using namespace std;
#include"SeqList.h"


void main()
{
	int r[5]={1,2,3,4,5};
	SeqList L(r,5);
	cout<<"执行插入操作前数据为:"<<endl;
	L.PrintList();
	try
	{
		L.Insert(2,3);
	}
	catch(char*s)
	{
		cout<<s<<endl;
	}
	cout<<"执行插入操作后数据为:"<<endl;
	L.PrintList();
	cout<<"值为3的元素位置为:";
	cout<<L.Locate(3)<<endl;
	cout<<"执行删除第一个元素操作,删除前数据为:"<<endl;
	L.PrintList();
	try
	{
		L.Delete(1);
	}
	catch (char*s)
	{
		cout<<s<<endl;
	}
	cout<<"删除后数据为:"<<endl;
	L.PrintList ();
}