The ememy of your ememy is friend.Given Q queries of form:↵
↵
1 person1 person2↵
↵
2 0 person↵
↵
person is signified using id↵
↵
your id is 0↵
↵
for query of type 2 print following:↵
↵
-1 if person is your enemy↵
↵
1 if person is your friend↵
↵
0 if person is not related to you↵
↵
A person is your friend if he is:↵
↵
enemy of your enemy↵
↵
enemy of your's friend enemy and so on↵
↵
constraints :↵
0<id<10^5↵
0<Q<10^5↵
↵
example:↵
↵
1 1 2↵
↵
1 0 1↵
↵
1 3 4↵
↵
2 0 1↵
↵
2 0 2↵
↵
2 0 4↵
↵
output:↵
↵
-1↵
1↵
1↵
↵
0↵
↵
1 person1 person2↵
↵
2 0 person↵
↵
person is signified using id↵
↵
your id is 0↵
↵
for query of type 2 print following:↵
↵
-1 if person is your enemy↵
↵
1 if person is your friend↵
↵
0 if person is not related to you↵
↵
A person is your friend if he is:↵
↵
enemy of your enemy↵
↵
enemy of your's friend enemy and so on↵
↵
constraints :↵
0<id<10^5↵
0<Q<10^5↵
↵
example:↵
↵
1 1 2↵
↵
1 0 1↵
↵
1 3 4↵
↵
2 0 1↵
↵
2 0 2↵
↵
2 0 4↵
↵
output:↵
↵
-1↵
1↵
↵
0↵
