Compilare: main.cpp: In function 'int main()': main.cpp:68:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(int i=0; i<tuneluri.size(); i++) | ~^~~~~~~~~~~~~~~~ main.cpp:61:25: warning: 'varf_min' may be used uninitialized [-Wmaybe-uninitialized] 61 | tata[j] = varf_min;} main.cpp:38:9: note: 'varf_min' was declared here 38 | int varf_min; | ^~~~~~~~