import java.io.*;import java.util.StringTokenizer;public class Main {public static void main(String[]args) throws IOException {BufferedReader br = new BufferedReader(new InputStreamReader(System.in));int n = Integer.parseInt(br.readLine());int total1 = 0;int total2 = 0;int winner = 1;int maxLead = 0;while (n-- > 0) {StringTokenizer st = new StringTokenizer(br.readLine());int score1 = Integer.parseInt(st.nextToken());int score2 = Integer.parseInt(st.nextToken());total1 += score1;total2 += score2;int lead = total1 - total2;if (lead > 0) {if (maxLead < lead) {winner = 1;maxLead = lead;
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