Compilare: user.cpp: In constructor 'stack_args::stack_args(int, int, int, double, bool)': user.cpp:143: warning: 'stack_args::dst' will be initialized after user.cpp:142: warning: 'bool stack_args::flag' user.cpp:145: warning: when initialized here user.cpp: In function 'void go()': user.cpp:196: warning: comparison between signed and unsigned integer expressions user.cpp: In constructor 'entry::entry(int, double)': user.cpp:242: warning: 'entry::idx' will be initialized after user.cpp:241: warning: 'double entry::dst' user.cpp:244: warning: when initialized here user.cpp: In function 'double solve()': user.cpp:263: warning: unused variable 'max_q_size' user.cpp: In function 'double find_greedy_path()': user.cpp:222: warning: 'nn' may be used uninitialized in this function user.cpp:221: warning: 'adst' may be used uninitialized in this function