题目中仅说要sort the permutation,并没有说明是升序还是降序(虽然并没有卡考虑降序的code)
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Discussion #2146 for Problem #7937. Fast XORting
Type: General Discussion
Status: Closed
Posted by: LeonhardEuler
Posted at:
Last updated:
题目歧义
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Type: General Discussion
Status: Closed
Posted by: LeonhardEuler
Posted at:
Last updated:
题目中仅说要sort the permutation,并没有说明是升序还是降序(虽然并没有卡考虑降序的code)