Compilare: main.cpp:14:11: warning: built-in function 'pow' declared as non-function [-Wbuiltin-declaration-mismatch] 14 | long long pow[maxN]; | ^~~ main.cpp: In function 'int main()': main.cpp:25:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | for(int i = 0; i < s.size(); ++i) { | ~~^~~~~~~~~~ main.cpp:30:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | for(int i = 0; i < t.size(); ++i) { | ~~^~~~~~~~~~ main.cpp:31:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | if(i + 1 <= s.size()) { | ~~~~~~^~~~~~~~~~~