Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:32:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (int i = 0; i < g[node].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp:29:13: warning: unused variable 'val' [-Wunused-variable] 29 | int val = s.begin()->first; | ^~~ main.cpp: In function 'int main()': main.cpp:56:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 56 | for (int i = 2; i <= n; i++) | ^~~ main.cpp:61:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 61 | return 0; | ^~~~~~