编辑代码

#include<iostream>
using namespace std;
int SeqSearch(int* arr, int size, int key) 
{
	for (int i = 0; i < size; i++) 
	{
		if (arr[i] == key) 
		{
			return i;
		}
	}
	return -1;
}
void Test() 
{
	int arr[] = { 1,8,5,4,6,10};
	int length = sizeof(arr) / sizeof(arr[0]);
	int key;
	cout << "请输入待查找元素：";
	cin >> key;
	int result = SeqSearch(arr, length, key);
	if (result == -1) 
	{
		cout << endl << "查找失败!" << endl;
		cout<<"集合中没有待查找元素！" << endl;
	}
	else 
	{
		cout << "查找成功！" << endl;
		cout << "元素" << key << "所在位置下标为" << result << "!" << endl;
	}
}
int main()
{
	Test();
	return 0;
}