Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:24:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 24 | if(x!=tata) | ^ main.cpp: In function 'int main()': main.cpp:59:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 59 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~ main.cpp:59:32: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 59 | for(auto x:R) fout<<x<<" ";fout<<"\n"; | ^~~~ main.cpp:72:14: warning: unused variable 'ok' [-Wunused-variable] 72 | bool ok=0; | ^~ main.cpp:73:13: warning: unused variable 'nrc' [-Wunused-variable] 73 | int nrc=0; | ^~~ main.cpp:48:11: warning: unused variable 'j' [-Wunused-variable] 48 | int i,j,x,y; | ^