Compilare: user.cpp:20:45: warning: integer constant is so large that it is unsigned 4611686018427387904, 9223372036854775808}; ^~~~~~~~~~~~~~~~~~~ user.cpp: In function ‘int main()’: user.cpp:37:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v[i] > N) ~~~~~^~~ user.cpp:73:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(PMica == N) ~~~~~~^~~~ user.cpp:86:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(PMare == N) ~~~~~~^~~~ user.cpp:33:53: warning: unused variable ‘NFals’ [-Wunused-variable] unsigned long long PMica, PMare, Start, Petala, NFals; ^~~~~ user.cpp:8:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("fetite.in", "r", stdin); ^ user.cpp:9:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("fetite.out", "w", stdout); ^ user.cpp:33:24: warning: ‘PMica’ may be used uninitialized in this function [-Wmaybe-uninitialized] unsigned long long PMica, PMare, Start, Petala, NFals; ^~~~~