题解 | 被打乱的异或和
被打乱的异或和
https://www.nowcoder.com/practice/116db6858c424fb89b821125053bbc15
t = int(input())
for _ in range(t):
n = int(input())#输入数组为异或和,即eval('^'.join(nums))==0
nums = list(map(int,input().split()))
print(nums[0])
被打乱的异或和
https://www.nowcoder.com/practice/116db6858c424fb89b821125053bbc15
t = int(input())
for _ in range(t):
n = int(input())#输入数组为异或和,即eval('^'.join(nums))==0
nums = list(map(int,input().split()))
print(nums[0])
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