1140 Look-and-say Sequence (20分) 模拟题 我的代码+别人的快慢指针法
1140Look-and-saySequence(20分)Look-and-saysequenceisasequenceofintegersasthefollowing:D,D1,D111,D113,D11231,D112213111,...whereDisin[0,9]except1.The(n+1)stnumberisakindofdescriptionofthenthnumber.Forex