Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:23:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 23 | if(x!=tata) | ^ main.cpp: In function 'int main()': main.cpp:56:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 56 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~ main.cpp:56:32: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 56 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~~ main.cpp:70:13: warning: unused variable 'nrc' [-Wunused-variable] 70 | int nrc=0; | ^~~ main.cpp:45:11: warning: unused variable 'j' [-Wunused-variable] 45 | int i,j,x,y; | ^