description Problem history Submissions question_mark Qna how_to_vote Vote #3576 upload 359 done 233 how_to_reg 201 완전 이진트리 전위순회(이진트리의 전위순회) timer 1s memory 128MB upload Attempts 359 times Solved 233 times Solvers 201 people Acceptance Rate 64.9% monitoring Average Runtime 22.9ms Average Memory 9864.9KB Average Code Length 393.1B No. Submitter Result Time Memory Length Language Submitted