Compilare: main.cpp: In function 'void c1()': main.cpp:32:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (int i = K; i < s.length(); ++i) { | ~~^~~~~~~~~~~~ main.cpp: In function 'void prepareD()': main.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for (int i = 1; i <= s.length(); ++i) { | ~~^~~~~~~~~~~~~ main.cpp: In function 'int searchPos(int)': main.cpp:49:25: warning: unused variable 'mij' [-Wunused-variable] 49 | int st = 1, dr = L, mij; | ^~~ main.cpp: In function 'void c2()': main.cpp:80:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (int i = 0; i < s.length(); ++i) { | ~~^~~~~~~~~~~~