Borderou de evaluare (job #692439)

Compilare: main.cpp:5: warning: ignoring '#pragma optimize GCC' [-Wunknown-pragmas] 5 | #pragma optimize GCC ("Ofast") | main.cpp: In function 'void precalchash()': main.cpp:39:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 39 | for (int i = 1; i < s.size(); ++i) | ~~^~~~~~~~~~ main.cpp:41:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 41 | for (int i = 0; i < s.size(); ++i, p = 1ll * p * 31 % MOD) | ~~^~~~~~~~~~ main.cpp: In function 'bool ok(int)': main.cpp:52:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 52 | for (int i = 0; i < s.size() - x + 1; ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:62:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 62 | for (int i = 1; i < v.size() - 1; ++i) | ~~^~~~~~~~~~~~~~ main.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 74 | for (int i = 0; i < s.size() - x + 1; ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:89:1: warning: control reaches end of non-void function [-Wreturn-type] 89 | } | ^