Compilare: main.cpp: In function 'int main()': main.cpp:68:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(auto it:ans[1]) ^~~ main.cpp:69:42: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g<<it.first<<' '<<it.second<<' ';g<<'\n'; ^