题解 | 明明的随机数
明明的随机数
https://www.nowcoder.com/practice/3245215fffb84b7b81285493eae92ff0
import sys
n = input()
a = 501*[0]
for line in sys.stdin:
a[int(line)] = 1
for i in range(1, 501):
if a[i] == 1:
print(i)
做个哈希对应，不用去重，已经说了1-500之间
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