() : C:()HashSetArrayHashMapLinkedListA,B,B.AB80SYN,? : D:()ACKFINRST() : A B:()*(*(a+i)+j)=1*(a[i]+j)=1**(a+i)[j]=1*((a+i)+j)=1linux+gcc,,() : A B :*(a[i]+j)=1**(a+i)[j]=1: A B D :(),&,() : B:()static32/33MHzPCI? : C:()33MB/s4MB/s133MB/s266MB/s?() : A C D:()const(int,float...)const,2082?( ): C:()251726142421241412,000,000? ? : A C D const:(int,float...),: A :()55,000,00245,000,0022,000,001,000,00010,999,902,612,? : C:()2 3 4 5 Logistic Regression ,L1L2,() : A:(),,,10w,1w,() : A:()10,10w,,10w1w10,1,150,,()(1): A:()8 109 7 data() L2L21w1w)10w() () 150150: C :()datachar *0,datadata1 HMM,,() : D:()EM10,3,(): C:()1/181/61/151/10STLunordered_mappriority_queue?() : B:()rbtree,queuehashtable,heaprbtree,heaphashtable,queue: B:()33)unordered_mapunordered_map: B ,,unordered_mapunordered_maprbtree,queuehashtable,heappriority_queuepriority_queue