Submission #6372638


Source Code Expand

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N = int(input())
A = list(map(int, input().split()))

tmp = 0
A.sort(reverse=True)
for i in A:
    tmp ^= i

flag = False
if N % 3 == 0:
    if tmp == 0:
        flag = True
elif N % 3 == 1:
    if tmp == A[-1]:
        flag = True
elif N % 3 == 2:
    if tmp == (A[-1] ^ A[-2]):
        flag = True

print('Yes' if flag else 'No')

Submission Info

Submission Time
Task A - XOR Circle
User kinetock
Language Python (3.4.3)
Score 300
Code Size 350 Byte
Status AC
Exec Time 69 ms
Memory 14212 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 2
AC × 22
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All sample_01.txt, sample_02.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt
Case Name Status Exec Time Memory
sample_01.txt AC 17 ms 3060 KB
sample_02.txt AC 17 ms 3064 KB
test_01.txt AC 42 ms 4660 KB
test_02.txt AC 43 ms 4896 KB
test_03.txt AC 43 ms 4788 KB
test_04.txt AC 52 ms 13964 KB
test_05.txt AC 59 ms 14116 KB
test_06.txt AC 37 ms 7988 KB
test_07.txt AC 35 ms 7676 KB
test_08.txt AC 31 ms 6444 KB
test_09.txt AC 38 ms 8520 KB
test_10.txt AC 60 ms 14212 KB
test_11.txt AC 41 ms 9024 KB
test_12.txt AC 54 ms 12260 KB
test_13.txt AC 50 ms 11516 KB
test_14.txt AC 43 ms 9684 KB
test_15.txt AC 55 ms 11712 KB
test_16.txt AC 22 ms 4072 KB
test_17.txt AC 20 ms 3700 KB
test_18.txt AC 23 ms 4272 KB
test_19.txt AC 32 ms 5432 KB
test_20.txt AC 69 ms 11564 KB