Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:25:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 25 | if(x!=tata) | ^ main.cpp: In function 'int main()': main.cpp:51:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 51 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~ main.cpp:51:32: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 51 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~~ main.cpp:64:14: warning: unused variable 'ok' [-Wunused-variable] 64 | bool ok=0; | ^~ main.cpp:65:13: warning: unused variable 'nrc' [-Wunused-variable] 65 | int nrc=0; | ^~~ main.cpp:39:11: warning: unused variable 'j' [-Wunused-variable] 39 | int i,j,x,y; | ^