Compilare: main.cpp: In function 'bool solve()': main.cpp:68:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(auto it : ans) fout << it << ' '; fout << '\n'; ^~~ main.cpp:68:43: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(auto it : ans) fout << it << ' '; fout << '\n'; ^~~~