Compilare: main.cpp:5: warning: ignoring '#pragma gcc optimize' [-Wunknown-pragmas] 5 | #pragma gcc optimize("Ofast") | main.cpp:6: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas] 6 | #pragma GCC optimization("Ofast") | main.cpp:7: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas] 7 | #pragma optimize(Ofast) | main.cpp: In function 'void HashFunc(std::string, std::string)': main.cpp:37:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 37 | if (j == M) | ^~ main.cpp:39:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 39 | cnt++; | ^~~ main.cpp: In function 'int main()': main.cpp:55:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for (int i = 0; i < rez.size(); ++i) { | ~~^~~~~~~~~~~~