题解 | 体重排序
体重排序
https://www.nowcoder.com/practice/28a03ebdd3eb490dba057f7c15ae8610
persons = []
for _ in range(int(input())):
name, weight = input().split()
persons.append((float(weight), name))
persons.sort()
print(*(person[1] for person in persons))
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