Compilare: main.cpp: In function 'int main()': main.cpp:27:34: warning: array subscript has type 'char' [-Wchar-subscripts] 27 | if (!isRepeating[*(ptrS - 1)]) | ^~~~~~~~~~~ main.cpp:29:33: warning: array subscript has type 'char' [-Wchar-subscripts] 29 | isRepeating[*(ptrS - 1)] = true; | ^~~~~~~~~~~ main.cpp:14:9: warning: variable 'lenS' set but not used [-Wunused-but-set-variable] 14 | int lenS, lenT; | ^~~~ main.cpp:14:15: warning: variable 'lenT' set but not used [-Wunused-but-set-variable] 14 | int lenS, lenT; | ^~~~