#include<stdio.h>int main(){ int N; scanf("%d",&N); int grades[100002] = {0}; int id,grade; for(int i = 0; i < N; i++){ scanf("%d %d",&id, &grade); grades[id] += grade; } int max = -1, max_index; for(int i = 0; i < 100002; i++){ if(grades[i] > max){ max = grades[i]; max_index = i; } }
