if __name__ == '__main__':
    records = []
    for _ in range(int(input())):
        name = input()
        score = float(input())
        records.append([name, score])
		

    sorted_arr=sorted(records, key=(lambda records: (records[1],records[0])))
    max_val=sorted_arr[0][1]


    new_arr=[arr for arr in sorted_arr if arr[1]!= max_val]

    second_highest=min([ele[1] for ele in new_arr])

    for arr in new_arr:
        if arr[1]==second_highest:
            print(arr[0])