supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:8:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
8 | for(int i=0; i<p.size(); ++i)
| ~^~~~~~~~~
supertrees.cpp:10:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
10 | for(int j=0; j<p.size(); ++j)
| ~^~~~~~~~~
supertrees.cpp:13:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
13 | for(int i=0; i<p.size()-1; ++i)
| ~^~~~~~~~~~~