Time(Struct)

#include <iostream>
using namespace std;
struct Time
{
    int hour;
    int minute;
    int second;
};
Time time;
void setTime()
{
    cout << "Set time: ";
    cin >> time.hour >> time.minute >> time.second;
}
void increase()
{
    time.second++;
    time.minute += time.second / 60;
    time.second %= 60;

    time.hour += time.minute / 60;
    time.minute %= 60;
    time.hour %= 24;
}
void showTime()
{
    cout << "Show time: ";
    if (time.hour < 10)
        cout << "0";
    cout << time.hour;
    cout << ":";
    if (time.minute < 10)
        cout << "0";
    cout << time.minute;
    cout << ":";
    if (time.second < 10)
        cout << "0";
    cout << time.second;
}
int main()
{
    setTime();
    increase();
    increase();
    showTime();
    return 0;
}