Compilare: main.cpp: In function 'int main()': main.cpp:33:13: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;i++) ^~~ main.cpp:35:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(int i=1;i<=n;i++) ^~~ main.cpp:60:18: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<'\n'<<r; ^