Eroare de compilare: main.cpp: In function 'int main()': main.cpp:8:1: error: 'in' was not declared in this scope; did you mean 'n'? 8 | in>>n; | ^~ | n main.cpp:12:16: warning: array subscript has type 'char' [-Wchar-subscripts] 12 | sum+=f[s1]; | ^~ main.cpp:13:7: warning: array subscript has type 'char' [-Wchar-subscripts] 13 | f[s]++; | ^ main.cpp:15:1: error: 'out' was not declared in this scope 15 | out<<sum; | ^~~ Non zero exit status: 1