#include <iostream>

#include <vector>

#include <algorithm>

using namespace std;

​

bool greater_than_5(int value) {

  return value > 5;

}

​

int main() {

  vector<int> numbers = {1, 7, 3, 5, 9, 2};

  auto it = find_if_not(numbers.begin(), numbers.end(), greater_than_5);

  if (it != numbers.end()) {

    cout << "The number " << *it << " is not greater than 5.";

  } else {

    cout << "All numbers are greater than 5.";

  }

  return 0;

}

​