Submission #3402164

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Source Code Expand

from collections import defaultdict
def getN():
    return int(input())


def getNM():
    return map(int, input().split())


def getList():
    return list(map(int, input().split()))

N = getN()
nums = getList()
dup = defaultdict(int)

for n in nums:
    dup[n] += 1

poss = len(dup.keys())
dupdup = 0
for val in dup.values():
    if val % 2 == 0:
        dupdup += 1

if dupdup % 2 == 0:
    print(poss)
else:
    print(poss-1)

Submission Info

Judge Result