PAT (Advanced Level) Practise 1118 Birds in Forest (25)
1118.BirdsinForest(25)时间限制150ms内存限制65536kB代码长度限制16000B判题程序Standard作者CHEN,YueSomescientiststookpicturesofthousandsofbirdsinaforest.Assumethatallthebirdsappearinthesamepicturebelongtothesametree.Youares