Eroare de compilare: main.cpp:2:13: error: expected nested-name-specifier 2 | #define pii pair<int, int> | ^~~~~~~~~~~~~~ main.cpp:6:7: note: in expansion of macro 'pii' 6 | using pii = pair<int, int>; | ^~~ main.cpp: In function 'int main()': main.cpp:25:5: error: 'vf' was not declared in this scope; did you mean 'v'? 25 | vf[1] = 1; | ^~ | v main.cpp:31:16: error: 'd' was not declared in this scope 31 | if(d[vecin] > d[nod]+cost){ | ^ Non zero exit status: 1