Compilare: main.cpp: In function 'int main()': main.cpp:15:14: warning: array subscript has type 'char' [-Wchar-subscripts] 15 | need[x]++; | ^ main.cpp:20:14: warning: array subscript has type 'char' [-Wchar-subscripts] 20 | if(f[crt]!=(pas+1)*need[crt]) | ^~~ main.cpp:20:33: warning: array subscript has type 'char' [-Wchar-subscripts] 20 | if(f[crt]!=(pas+1)*need[crt]) | ^~~ main.cpp:22:15: warning: array subscript has type 'char' [-Wchar-subscripts] 22 | f[crt]++; | ^~~