Compilare: main.cpp: In function 'int main()': main.cpp:24:27: warning: array subscript has type 'char' [-Wchar-subscripts] 24 | appearingS[s[i]]++; | ~~~^ main.cpp:28:27: warning: array subscript has type 'char' [-Wchar-subscripts] 28 | appearingT[t[i]]++; | ~~~^ main.cpp:16:9: warning: unused variable 'lenS' [-Wunused-variable] 16 | int lenS, lenT; | ^~~~ main.cpp:16:15: warning: unused variable 'lenT' [-Wunused-variable] 16 | int lenS, lenT; | ^~~~