Compilare: main.cpp: In function 'int32_t main()': main.cpp:31:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;i++) ^~~ main.cpp:34:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fout<<nr_len_max; ^~~~