Compilare: main.cpp: In function 'int main()': main.cpp:42:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for (int idx = 0; idx < positions.size(); idx++) { | ~~~~^~~~~~~~~~~~~~~~~~ main.cpp:48:47: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | int rightBound = (idx < positions.size() - 1) ? positions[idx + 1] : n; | ~~~~^~~~~~~~~~~~~~~~~~~~~~