Compilare: main.cpp: In member function 'void sparseTable::build(std::vector<long long int>&)': main.cpp:99:50: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 99 | for(ll i = 0; i + p2 - 1 < st[0].size(); i++) | ~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:115:37: warning: iteration 100003 invokes undefined behavior [-Waggressive-loop-optimizations] 115 | repe(i, 2, 100005) log2_[i] = log2_[i/2] + 1; | ~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:43:41: note: within this loop 43 | #define rep3e(i,a,b) for(ll i=(ll)(a); i<=(ll)(b); ++i) | ^ main.cpp:39:29: note: in expansion of macro 'rep3e' 39 | #define cut4(a,b,c,d,e,...) e | ^ main.cpp:45:19: note: in expansion of macro 'cut4' 45 | #define repe(...) cut4(__VA_ARGS__,rep4e,rep3e,rep2e,rep1e)(__VA_ARGS__) | ^~~~ main.cpp:115:9: note: in expansion of macro 'repe' 115 | repe(i, 2, 100005) log2_[i] = log2_[i/2] + 1; | ^~~~