Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:24:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 1; i <= n; i++) ^~~ main.cpp:28:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' d[x][0] = 0; ^ main.cpp:40:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < l[nod].size(); i++) ~~^~~~~~~~~~~~~~~