#include <iostream>

#include <vector>

#include <algorithm>

using namespace std;

​

bool has_o(string item) {

  return item.find('o') != string::npos;

}

​

int main() {

  vector<string> cars = {"Volvo", "BMW", "Ford", "Mazda"};

  replace_if(cars.begin(), cars.end(), has_o, (string)"Toyota");

  for (string car : cars) {

    cout << car << "\n";

  }

​

  return 0;

}

​