molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:12:1: error: 'vectpr' was not declared in this scope
vectpr<int>nada;
^~~~~~
molecules.cpp:12:1: note: suggested alternative: 'getpt'
vectpr<int>nada;
^~~~~~
getpt
molecules.cpp:12:8: error: expected primary-expression before 'int'
vectpr<int>nada;
^~~
molecules.cpp:28:13: error: 'nada' was not declared in this scope
else return nada;
^~~~
molecules.cpp:28:13: note: suggested alternative: 'nanl'
else return nada;
^~~~
nanl