Compilare: user.cpp: In function 'long double dist(punct, punct, punct)': user.cpp:35: warning: use of 'll' length modifier with 'f' type character user.cpp: In function 'long double solve(int, int)': user.cpp:52: warning: use of 'll' length modifier with 'f' type character user.cpp:57: warning: use of 'll' length modifier with 'f' type character user.cpp: In function 'int main()': user.cpp:75: warning: use of 'll' length modifier with 'f' type character