// 编写一个程序，输出在顺序表(3,6,2,10,l,8,5,7,4,9) 中采用顺序查找方法查找关键字5的过程。
#include <vector>
#include <iostream>

using namespace std;

template <typename T>
int seqSearch(vector<T> l,T value) {
    if (l.empty()) {
        cout << "空表" << endl;
        return -1;
    }
    bool found = false;
    int index = 0;
    for (int i=0; i<l.size(); i++) {
        cout<<"正在顺序查找第"<<i+1<<"位元素"<<"其值为"<<l.at(i)<<endl;

        if (l.at(i) == value) {
            found = true;
            index = i;
            break;
        }
    }

    if (!found) {
        cout<<"未查找到："<<value<<endl;
        return -1;
    }

    cout<<"查找次数："<<index+1<<endl;
    return index;
}

int main() {
    vector<int> l={3,6,2,10,'l',8,5,7,4,9};
    int index=seqSearch(l,5);
    cout<<index<<endl;
    return 0;
}