Eroare de compilare: user.cpp: In function ‘int64_t query(int, int, int, int64_t&, int64_t&)’: user.cpp:50:9: error: return-statement with no value, in function returning ‘int64_t {aka long long int}’ [-fpermissive] return; ^ user.cpp:45:10: warning: unused variable ‘existast’ [-Wunused-variable] bool existast=false, existadr=false; ^ user.cpp:45:26: warning: unused variable ‘existadr’ [-Wunused-variable] bool existast=false, existadr=false; ^