Untitled

int main()
{
    int n = 5, a;
    bool adev= 0;
    cin >> a;
    struct List {
        string id;
        int data;
        List* next;
    };
    List List1, List2, List3, List4, List5, temp;
    List1.id = "0";
    List2.id = "1";
    List3.id = "2";
    List4.id = "3";
    List5.id = "4";

    List1.data = 120;
    List2.data = 234;
    List3.data = 32;
    List4.data = 636;
    List5.data = 91;
    temp.next  = &List1;
    List1.next = &List2;
    List2.next = &List3;
    List3.next = &List4;
    List4.next = &List5;
    for (int i = 1;i <= n;i++)
    {
        //cout << temp.next->data<<" ";
        if (a == temp.next->data)
            adev = 1;
        if (adev==true)
            cout << temp.next->id << " ";
        temp = *temp.next;
    }

    return 0;
}