2.7 Fillvector

 #include <string>#include <iostream>#include <fstream>#include <vector>using namespace std;int main(){    vector<string> v;    ifstream in("Fillvetor.opp");    string line;    while (getline(in,line))        v.push_back(line);    for(int i = 0; i < v.size() ; i++ )        cout << i << ":" << v[i] << endl;       }