Compilare: main.cpp: In function 'void insereaza(int)': main.cpp:19:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for (int j = 0; j < hash_table[x % 49157].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void sterge(int)': main.cpp:34:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for (int j = 0; j < hash_table[x % 49157].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:37:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for (int k = j + 1; k < hash_table[x % 49157].size(); ++k) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:65:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for (int j = 0; j < hash_table[x % 49157].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~