Compilare: main.cpp: In function 'void init_rmq()': main.cpp:44:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for(int i = 0; i < euler.size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:51:45: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(int i = 0; i + (1 << level) / 2 < euler.size(); i++) { | ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:94:16: warning: unused variable 'y' [-Wunused-variable] 94 | int x, y; cin >> x; | ^ main.cpp:91:12: warning: unused variable 'm' [-Wunused-variable] 91 | int n, m, q; | ^