Compilare: user.cpp: In function ‘int main()’: user.cpp:19:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for (i=n; i>=1; i--) ^~~ user.cpp:29:6: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ cout<<nr; ^~~~