#include "stdstuff.h"


void convertToHMS (double seconds, int &hrs, int &mins, int &secs) {

    int integralSecs;

    integralSecs = (int) (seconds + 0.5);
    secs = integralSecs % 60;
    mins = (integralSecs / 60) % 60;
    hrs = integralSecs / (60 * 60);

}


void printHMS (int hrs, int mins, int secs) {

    char saved;  // a character variable (contains a character)

    saved = cout.fill();  // store the current padding character in “saved”
    cout << setfill ('0') << setw(2) << hrs << ":"
           << setw(2) << mins << ":" << setw(2) << secs
           << setfill(saved);

}


int main () {

    double distance;
    int initial_speed, entries, i, speed, hrs, mins, secs;

    cout << "Enter length of track (in miles): ";
    cin >> distance;
    cout << "Enter initial speed (in mph) and table size: ";
    cin >> initial_speed >> entries;

    cout << endl << "   Speed (mph)      Lap Time\n"
            << "--------------------------------" << endl;

    for (i = 0; i < entries; i++) {
        speed = initial_speed + (i * 5);
        convertToHMS ((distance / speed) * 3600, hrs, mins, secs);
        cout << setw(9) << speed << "           ";
        printHMS(hrs, mins, secs);
        cout << endl;
    }

    pause();
    return 0;
}