Compilare: user.cpp: In function ‘int melysegi(int)’: user.cpp:25:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v.size()==dbs && sum<mini) ~~~~~~~~^~~~~ user.cpp:30:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(v.size()<dbs) ~~~~~~~~^~~~ user.cpp:42:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^