molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:6:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
6 | for (int i = 0; i < w.size(); i++) {
| ~~^~~~~~~~~~
molecules.cpp:12:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
12 | for (int right = 0; right < w.size(); right++) {
| ~~~~~~^~~~~~~~~~