Compilare: main.cpp: In function 'void solve()': main.cpp:21:20: warning: array subscript has type 'char' [-Wchar-subscripts] 21 | int ans=s[a[px]][px]; | ^ main.cpp:58:22: warning: array subscript has type 'char' [-Wchar-subscripts] 58 | ans+=ib[a[px]]*inv+nb[a[px]]*nor; | ^ main.cpp:58:36: warning: array subscript has type 'char' [-Wchar-subscripts] 58 | ans+=ib[a[px]]*inv+nb[a[px]]*nor; | ^ main.cpp:62:22: warning: array subscript has type 'char' [-Wchar-subscripts] 62 | ans+=ib[a[px]]*nor+nb[a[px]]*inv; | ^ main.cpp:62:36: warning: array subscript has type 'char' [-Wchar-subscripts] 62 | ans+=ib[a[px]]*nor+nb[a[px]]*inv; | ^ main.cpp:64:32: warning: array subscript has type 'char' [-Wchar-subscripts] 64 | g<<(!isinv?a[px]:(opp[a[px]]))<<' '<<ans<<'\n'; | ^ main.cpp: In function 'int32_t main()': main.cpp:77:16: warning: array subscript has type 'char' [-Wchar-subscripts] 77 | nb[a[i]]++; | ^ main.cpp:78:20: warning: array subscript has type 'char' [-Wchar-subscripts] 78 | ib[opp[a[i]]]++; | ^ main.cpp:78:20: warning: array subscript has type 'char' [-Wchar-subscripts] 78 | ib[opp[a[i]]]++; | ~~~~~~~~^ main.cpp:86:15: warning: array subscript has type 'char' [-Wchar-subscripts] 86 | s[a[i]][i]++; | ^