Compilare: user.cpp: In function ‘int main()’: user.cpp:34:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<min(D1.size(),D2.size()) && D1[i]==D2[i]) ~^~~~~~~~~~~~~~~~~~~~~~~~~ user.cpp:36:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(auto j:D1) cout<<j<<' '; cout<<'\n'; ^~~ user.cpp:36:38: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ for(auto j:D1) cout<<j<<' '; cout<<'\n'; ^~~~ user.cpp:37:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(auto j:D2) cout<<j<<' '; cout<<"\n\n"; ^~~ user.cpp:37:38: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ for(auto j:D2) cout<<j<<' '; cout<<"\n\n"; ^~~~