Compilare: main.cpp: In function 'int main()': main.cpp:15:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 15 | for(i=0; i<s.size(); i++) | ~^~~~~~~~~ main.cpp:34:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(i=0; i<s.size(); i++) | ~^~~~~~~~~ main.cpp:10:24: warning: unused variable 'cat' [-Wunused-variable] 10 | long long n,q,semn,cat,len,i,qu,k,rest,f,sir,total,suma,cop,j; | ^~~ main.cpp:10:37: warning: unused variable 'k' [-Wunused-variable] 10 | long long n,q,semn,cat,len,i,qu,k,rest,f,sir,total,suma,cop,j; | ^