#include <iostream>
#include <cstring>
#include <algorithm>
using namespace std;
struct Date
{
int day;
int month;
int year;
};
struct person
{
int num;
int live;
Date die;
};
bool comp(person a, person b)
{
if (a.live != b.live) return a.live > b.live;
if (a.die.year != b.die.year) return a.die.year < b.die.year;
if (a.die.month != b.die.month) return a.die.month < b.die.month;
if (a.die.day != b.die.day) return a.die.day < b.die.day;
}
bool leap(int year)
{
if (year%400==0) return 1;
if (year%100==0) return 0;
if (year%4==0) return 1;
else return 0;
}
int monthDay(int year, int month)
{
if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12) return 31;
else if (month == 4 || month == 6|| month == 9 || month == 11) return 30;
else if (leap(year))return 29;
else return 28;
}
int Distance(Date a, Date b)//a??¨®¨²b o??e¨º?¨®????1¨¨??¨²
{
int dis = 0;
for (int i = a.year+1; i < b.year; ++i)
{
if (leap(i)) dis += 366;
else dis += 365;
}
if (a.year != b.year)
{
for (int i = a.month+1; i <= 12; ++i)
{
dis += monthDay(a.year, i);
}
dis += (monthDay(a.year, a.month) - a.day + 1);
for (int i = 1; i < b.month; ++i)
{
dis += monthDay(b.year, i);
}
dis += b.day;
}
else
{
if (a.month != b.month)
{
dis += (monthDay(a.year, a.month) - a.day + 1);cout << monthDay(a.year, a.month) << endl;
for (int i = a.month+1; i < b.month; ++i)
{
dis += monthDay(b.year, i);
}
dis += b.day;
}
else
{
dis += (b.day - a.day + 1);
}
}
return dis;
}
int convert(char a, char b)
{
return (a - '0')*10 + b - '0';
}
int convert(char a, char b, char c, char d)
{
return (a - '0')*1000 + (b - '0')*100 + (c - '0')*10 + d - '0';
}
void print(Date a)
{
cout << a.year << " " << a.month << " " << a.day << endl;
}
int main()
{
int m;
cin >> m;
char useless[11];
Date a, b;
person p[101];
for (int i = 0; i < m; ++i)
{
scanf("%d.%d.%d", &a.day, &a.month, &a.year);
cin >> useless;
scanf("%d.%d.%d", &b.day, &b.month, &b.year);
p[i].num = i+1;
p[i].live = Distance(a, b);
p[i].die = b;
}
sort(p, p+m, comp);
cout << p[0].num << endl;
system("pause");
}
