Compilare: main.cpp: In function 'int main()': main.cpp:47:15: warning: variable 'lim' set but not used [-Wunused-but-set-variable] 47 | long long lim; | ^~~ main.cpp: In function 'int fractalcalc(long long int, int)': main.cpp:44:1: warning: control reaches end of non-void function [-Wreturn-type] 44 | } | ^