Compilare: main.cpp: In function 'int main()': main.cpp:22:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n;i++) ^~~ main.cpp:26:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' while(!q.empty()) ^~~~~ main.cpp:31:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[nod].size();i++) ~^~~~~~~~~~~~~~ main.cpp:40:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<sol.size();i++) ~^~~~~~~~~~~ main.cpp:40:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=0;i<sol.size();i++) ^~~ main.cpp:45:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return 0; ^~~~~~