Compilare: main.cpp: In function 'int main()': main.cpp:21:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for (int i = size - 2; i >= 0; i--) ^~~ main.cpp:23:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' out << size << "\n"; ^~~ main.cpp:11:7: warning: unused variable 'cond' [-Wunused-variable] bool cond = true; ^~~~