#include <iostream>
#include <string>
using namespace std;
int main()
{
int num;
string str;
string mins, maxs;
string mint, maxt;
string t_min="23:59:59", t_max="00:00::00";
cin >> num;
for (int i = 0; i < num; i++)
{
cin >> str >> mint >> maxt;
if (mint<=t_min)
{
t_min = mint;
mins = str;
}
if (maxt>=t_max)
{
t_max = maxt;
maxs = str;
}
}
cout << mins << " " << maxs;
system("pause");
return 0;
}
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