Compilare: main.cpp: In function 'void find_heavy(int, int)': main.cpp:68:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for( int i = 0; i < edges[vf].size(); i++ ) { | ~~^~~~~~~~~~~~~~~~~~ main.cpp:77:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for( int i = 0; i < edges[vf].size(); i++ ) { | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:108:15: warning: unused variable 'max2' [-Wunused-variable] 108 | int max1, max2; | ^~~~ main.cpp: In function 'void find_heavy(int, int)': main.cpp:78:44: warning: 'max_fiu' may be used uninitialized [-Wmaybe-uninitialized] 78 | if( edges[vf][i] != nod[vf].parent && edges[vf][i] != max_fiu ) main.cpp:62:19: note: 'max_fiu' was declared here 62 | int maxx = 0, max_fiu; | ^~~~~~~