Compilare: user.cpp: In function ‘int main()’: user.cpp:41:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cuv.size()==mx) ^ user.cpp:43:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<cuv.size();j++) ^ user.cpp:51:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cuv.size()>mx) {mx=cuv.size();poz=cuv;} ^ user.cpp:75:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<poz.size();i++) ^ user.cpp:72:31: warning: ‘ok’ may be used uninitialized in this function [-Wmaybe-uninitialized] verif(n,nr,ok,ko,k,poz); ^