gradingStudents.cpp

#include <bits/stdc++.h>

using namespace std;

/*
 * Complete the gradingStudents function below.
 */
vector<int> gradingStudents(vector<int> grades) {
    vector<int> roundedGrades(grades.size());

    for (int i = 0; i < grades.size(); i++) {
        if (grades[i] < 38) {
            roundedGrades[i] = grades[i];
        } else if ( ((grades[i]+(5-(grades[i]%5))) - grades[i]) < 3) {
            roundedGrades[i] = (grades[i]+(5-(grades[i]%5)));
        } else {
            roundedGrades[i] = grades[i];
        }
    }

    return roundedGrades;
}

int main()
{
    ofstream fout(getenv("OUTPUT_PATH"));

    int n;
    cin >> n;
    cin.ignore(numeric_limits<streamsize>::max(), '\n');

    vector<int> grades(n);

    for (int grades_itr = 0; grades_itr < n; grades_itr++) {
        int grades_item;
        cin >> grades_item;
        cin.ignore(numeric_limits<streamsize>::max(), '\n');

        grades[grades_itr] = grades_item;
    }

    vector<int> result = gradingStudents(grades);

    for (int result_itr = 0; result_itr < result.size(); result_itr++) {
        fout << result[result_itr];

        if (result_itr != result.size() - 1) {
            fout << "\n";
        }
    }

    fout << "\n";

    fout.close();

    return 0;
}