Eroare de compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:56:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < g[nod].size(); i++) ~~^~~~~~~~~~~~~~~ main.cpp:49:8: warning: unused variable 'a' [-Wunused-variable] el a, b; ^ main.cpp: In function 'int solve(int)': main.cpp:91:9: error: 'ans' was not declared in this scope if (ans == inf) ^~~ main.cpp:93:12: error: 'ans' was not declared in this scope return ans; ^~~ Non zero exit status: 1