description Problem history Submissions question_mark Qna how_to_vote Vote #768 upload 6264 done 3450 how_to_reg 3108 code Language restricted 문자열 1 - 형성평가 3 timer 1s memory 16MB Leave feedback solved.ac Served under the solved.ac license and is a separate service. Sign in to vote.
You must sign in to write code.