#include <bits/stdc++.h>

using namespace std;
const int N = 110;
int x[N], y[N];
int n;
int maxv, maxp;
int main() {
    cin >> n;
    for (int i = 1; i <= n; i++) cin >> x[i] >> y[i];
    for (int i = 1; i <= n; i++){
        int cnt = 0;
        for (int j = 1; j <= n; j++)
            if (x[i] > x[j] && y[i] > y[j]) cnt++;
        if(cnt>=maxv){
            maxv = cnt;
            maxp = i;
        }
        cout << cnt;
    
    }
    cout << endl;
    cout << maxp << endl;
    return 0;
}