Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:48:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for(int i=0;i<graph[k].size();i++) | ~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:93:29: warning: narrowing conversion of 'y' from 'long long int' to 'int' [-Wnarrowing] 93 | graph[x].push_back({y,d,w}); | ^ main.cpp:93:29: warning: narrowing conversion of 'y' from 'long long int' to 'int' [-Wnarrowing] main.cpp:93:31: warning: narrowing conversion of 'd' from 'long long int' to 'int' [-Wnarrowing] 93 | graph[x].push_back({y,d,w}); | ^ main.cpp:93:31: warning: narrowing conversion of 'd' from 'long long int' to 'int' [-Wnarrowing] main.cpp:93:33: warning: narrowing conversion of 'w' from 'long long int' to 'int' [-Wnarrowing] 93 | graph[x].push_back({y,d,w}); | ^ main.cpp:93:33: warning: narrowing conversion of 'w' from 'long long int' to 'int' [-Wnarrowing]