Compilare: main.cpp: In function 'int main()': main.cpp:18:9: warning: array subscript has type 'char' [-Wchar-subscripts] 18 | in>>x,b[x]=1; | ^ main.cpp:19:9: warning: array subscript has type 'char' [-Wchar-subscripts] 19 | in>>x,b[x]=2; | ^ main.cpp:20:9: warning: array subscript has type 'char' [-Wchar-subscripts] 20 | in>>x,b[x]=0; | ^ main.cpp:26:30: warning: array subscript has type 'char' [-Wchar-subscripts] 26 | for(i=0;i<n;i++)++t[b[a[i]]]; | ~~~^ main.cpp:26:31: warning: array subscript has type 'char' [-Wchar-subscripts] 26 | for(i=0;i<n;i++)++t[b[a[i]]]; | ~~~~~~^