Compilare: main.cpp: In function 'void unite(int)': main.cpp:32:39: warning: unused variable 'w' [-Wunused-variable] 32 | int x = E[idx].x , y = E[idx].y , w = E[idx].w; | ^ main.cpp: In function 'long long int solve(int, int)': main.cpp:72:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for(int i = 0 ; i < timp[qu[l]].size()/*log*/ ; ++ i){ | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:78:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 78 | while(indici[j] < timp[qu[j]].size() && timp[qu[j]][indici[j]].fi < componenta) | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~ main.cpp:77:17: warning: unused variable 'S' [-Wunused-variable] 77 | int S = timp[qu[j]].size(); | ^ main.cpp:117:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 117 | for(int i = 1 ; i < sep.size() ; ++ i){ | ~~^~~~~~~~~~~~ main.cpp:124:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 124 | for(int i = 0 ; i < sep.size() ; ++ i){ | ~~^~~~~~~~~~~~ main.cpp:71:9: warning: variable 'all' set but not used [-Wunused-but-set-variable] 71 | int all = -1;///componenta in care intra toate | ^~~