gistfile1.txt

if __name__ == '__main__':
    students = []
    scores = []
    for _ in range(int(input())):
        name = input()
        score = float(input())
        students.append([name, score])
        scores.append(score)
    scores = list(set(scores))
    students.sort(key = lambda x: (x[1], x[0]))
    scores.sort()
    for student in students:
        if (student[1] == scores[1]):
            print(student[0])