题解 | #整型数组合并#
整型数组合并
https://www.nowcoder.com/practice/c4f11ea2c886429faf91decfaf6a310b
n1 = int(input())
l1 = list(int(i) for i in input().split())
n2 = int(input())
l2 = list(int(i) for i in input().split())
l = []
for i in l1:
l.append(i)
for i in l2:
l.append(i)
s = set(l)
result = []
for i in s:
result.append(i)
result = sorted(result)
for i in result:
print(i, end='')