Compilare: main.cpp: In function 'int main()': main.cpp:22:17: warning: array subscript has type 'char' [-Wchar-subscripts] if(d[ch2]<d[ch1]+1){ ^ main.cpp:22:24: warning: array subscript has type 'char' [-Wchar-subscripts] if(d[ch2]<d[ch1]+1){ ^ main.cpp:23:18: warning: array subscript has type 'char' [-Wchar-subscripts] d[ch2]=d[ch1]+1; ^ main.cpp:23:25: warning: array subscript has type 'char' [-Wchar-subscripts] d[ch2]=d[ch1]+1; ^ main.cpp:24:26: warning: array subscript has type 'char' [-Wchar-subscripts] t[i]=last[ch1]; ^ main.cpp:25:21: warning: array subscript has type 'char' [-Wchar-subscripts] last[ch2]=i; ^ main.cpp:26:27: warning: array subscript has type 'char' [-Wchar-subscripts] if(lgmax<d[ch2]){ ^ main.cpp:27:28: warning: array subscript has type 'char' [-Wchar-subscripts] lgmax=d[ch2]; ^