Compilare: main.cpp: In function 'int main()': main.cpp:24:21: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else g<<1;nr++; ^~~~ main.cpp:24:31: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' else g<<1;nr++; ^~