Compilare: main.cpp: In function 'int main()': main.cpp:59:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(int i = 1; i < sir2.size()-1; i++){ | ~~^~~~~~~~~~~~~~~ main.cpp:45:28: warning: 'start' may be used uninitialized [-Wmaybe-uninitialized] 45 | if (sfarsit-start+1 > maxim){ | ~~~~~~~^~~~~~ main.cpp:38:13: note: 'start' was declared here 38 | int start, sfarsit, maxim=INT_MIN; | ^~~~~