题解 | #整型数组合并#
整型数组合并
https://www.nowcoder.com/practice/c4f11ea2c886429faf91decfaf6a310b
res = []
while True:
try:
n = input()
res.extend(list(map(int,input().split())))
except:
break
print(int("".join([str(i) for i in sorted(list(set(res)))])))