Compilare: user.cpp: In function ‘int main()’: user.cpp:104:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(x=0;x<fin[i].size()-1;++x) ^ user.cpp:138:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<fin[i].size();++j) ^ user.cpp:130:9: warning: ‘test’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(test!=originalSum) ^