A1140 Look-and-say Sequence(20分)PAT 甲级(Advanced Level) Practice(C++)满分题解【字符串处理】
Look-and-saysequenceisasequenceofintegersasthefollowing:D,D1,D111,D113,D11231,D112213111,...whereDisin[0,9]except1.The(n+1)stnumberisakindofdescriptionofthenthnumber.Forexample,the2ndnumbermeansthatth