Compilare: main.cpp: In function 'int ft(int)': main.cpp:24:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for(int i=0; i<G[x].size(); i++) | ~^~~~~~~~~~~~ main.cpp:24:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 24 | for(int i=0; i<G[x].size(); i++) | ^~~ main.cpp:31:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 31 | q.pop(); | ^