Borderou de evaluare (job #692330)

Compilare: main.cpp:4: warning: ignoring '#pragma optimize GCC' [-Wunknown-pragmas] 4 | #pragma optimize GCC ("Ofast") | main.cpp: In function 'void precalchash()': main.cpp:38:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 38 | for (int i = 1; i < s.size(); ++i) | ~~^~~~~~~~~~ main.cpp:40:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 40 | for (int i = 0; i < s.size(); ++i, p = 1ll * p * 31 % MOD) | ~~^~~~~~~~~~ main.cpp: In function 'bool ok(int)': main.cpp:51:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 51 | for (int i = 0; i < s.size() - x + 1; ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 59 | for (int i = 0; i < s.size() - x + 1; ++i) | ~~^~~~~~~~~~~~~~~~~~