python-algorithm
codeforces 978A - Remove Duplicates
무적김두칠
2022. 5. 26. 09:48
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def sol(n,nums):
ans=[]
for i in range(1,n+1):
if nums[-i] not in ans:
ans.append(nums[-i])
print(len(ans))
print(*ans[::-1])
n=int(input())
nums=list(map(int,input().split()))
sol(n,nums)
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cs |
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