Compilare: main.cpp: In function 'void solve()': main.cpp:25:20: warning: array subscript has type 'char' [-Wchar-subscripts] 25 | int ans=s[a[px]][px]; | ^ main.cpp:62:22: warning: array subscript has type 'char' [-Wchar-subscripts] 62 | ans+=ib[a[px]]*inv+nb[a[px]]*nor; | ^ main.cpp:62:36: warning: array subscript has type 'char' [-Wchar-subscripts] 62 | ans+=ib[a[px]]*inv+nb[a[px]]*nor; | ^ main.cpp:66:22: warning: array subscript has type 'char' [-Wchar-subscripts] 66 | ans+=ib[a[px]]*nor+nb[a[px]]*inv; | ^ main.cpp:66:36: warning: array subscript has type 'char' [-Wchar-subscripts] 66 | ans+=ib[a[px]]*nor+nb[a[px]]*inv; | ^ main.cpp:68:32: warning: array subscript has type 'char' [-Wchar-subscripts] 68 | g<<(!isinv?a[px]:(opp[a[px]]))<<' '<<ans<<'\n'; | ^ main.cpp: In function 'int32_t main()': main.cpp:83:16: warning: array subscript has type 'char' [-Wchar-subscripts] 83 | nb[a[i]]++; | ^ main.cpp:84:20: warning: array subscript has type 'char' [-Wchar-subscripts] 84 | ib[opp[a[i]]]++; | ^ main.cpp:84:20: warning: array subscript has type 'char' [-Wchar-subscripts] 84 | ib[opp[a[i]]]++; | ~~~~~~~~^ main.cpp:92:15: warning: array subscript has type 'char' [-Wchar-subscripts] 92 | s[a[i]][i]++; | ^