[백준] 1302. 베스트셀러 (Python)

자료구조, 정렬, 맵(dic)

d = dict()
for _ in range(int(input())):
    book = input()
    if book in d:
        d[book] += 1
    else:
        d[book] = 1

m = max(d.values())
candi = []
for k, v in d.items():
    if v == m :
        candi.append(k)


print(sorted(candi)[0])