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#include
#include
#include
//#include
using namespace std; typedef long long ll; int main() { ios_base::sync_with_stdio(false); int n; cin >> n; vector
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; }
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