#include <iostream>
#include <set>
#include <vector>
//#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int main() {
    ios_base::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<ll> cnt(1005, 0);
    ll sum = 0;
    for(int i = 0; i < n; i++) {
        int a, b;
        cin >> a >> b;
        sum += b;
        
        cnt[a] += b;
        
        ll tmp_sum = 0;
        
        for(int j = 0; j <= 1000; j++) {
            tmp_sum += cnt[j];
            if(tmp_sum >= (sum + 1) / 2) {
                cout << j << "\n";
                break;
            }
        }
    }
    return 0;
}