Eroare de compilare: main.cpp: In function 'void calc()': main.cpp:29:13: warning: unused variable 'len' [-Wunused-variable] 29 | int len = v.size(); | ^~~ main.cpp: In function 'void dijkstra()': main.cpp:52:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for( int i = 0; i < adj[x].size(); i++ ){ | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:68:5: error: 'cin' was not declared in this scope 68 | cin >> n >> m >> p; | ^~~ main.cpp:4:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'? 3 | #include <queue> +++ |+#include <iostream> 4 | main.cpp:94:5: error: 'cout' was not declared in this scope 94 | cout << ans; | ^~~~ main.cpp:94:5: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'? Non zero exit status: 1