Compilare: main.cpp: In function 'int main()': main.cpp:35:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for ( int i = 0; i < n; ++i) ^~~ main.cpp:37:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' sort(b.begin(),b.end()); ^~~~