agila-learning-examples/en/cpp-practice-20261101/lesson-1/main.cpp

#include <iostream>
#include <vector>
#include <string>
#include <cassert>

int main() {
    std::vector<int> minutes{1, 2, 3};
    int total = 0;
    for (int value : minutes) total += value;
    std::cout << total << "\n";
}