each Person has two attibutes A , B
for two diffirent persons i and j Ai<=Aj && Bi<=Bj then ith person is considered as inferior person & ith person will be removed from list if i and j have equal to case then one of them is removed from list this operation is executed when new Person is added to the list
there are two types of queries
1: add Ai,Bi to the list
2: show size of list
1<=N<=1e5 1<=Ai,Bi<=1e9
Sample Test Case:
5
1 1 3
1 2 1
2
1 2 2
2
Output:
2
2