#include #include #define max(a,b) ((a)>(b)?(a):(b)) using namespace std; struct Node { int num; Node *next; }; string a,b; int maxn(int i,int j) { int ans=0; for(;i>a>>b; if(a.size()==1||b.size()==1) break; last->num=answer(); last->next=new Node; last=last->next; } p=head; while(p!=last) { cout<num<next; } return 0; }