Compilare: main.cpp: In function 'int main()': main.cpp:38:22: warning: array subscript has type 'char' [-Wchar-subscripts] 38 | fa[i][z]=fa[p[a[i]]][z]+1; | ~~~^ main.cpp:39:23: warning: array subscript has type 'char' [-Wchar-subscripts] 39 | fb[i][!z]=fb[p[b[i]]][!z]+1; | ~~~^ main.cpp:40:23: warning: array subscript has type 'char' [-Wchar-subscripts] 40 | fa[i][!z]=fa[p[a[i]]][!z]; | ~~~^ main.cpp:41:22: warning: array subscript has type 'char' [-Wchar-subscripts] 41 | fb[i][z]=fb[p[b[i]]][z]; | ~~~^ main.cpp:42:10: warning: array subscript has type 'char' [-Wchar-subscripts] 42 | p[a[i]]=i; | ~~~^ main.cpp:43:10: warning: array subscript has type 'char' [-Wchar-subscripts] 43 | p[b[i]]=i; | ~~~^ main.cpp:68:26: warning: array subscript has type 'char' [-Wchar-subscripts] 68 | s=s+ok0*fa[p[ch]][z]+ok1*fa[p[ch]][!z]; | ^~ main.cpp:68:43: warning: array subscript has type 'char' [-Wchar-subscripts] 68 | s=s+ok0*fa[p[ch]][z]+ok1*fa[p[ch]][!z]; | ^~ main.cpp:88:22: warning: array subscript has type 'char' [-Wchar-subscripts] 88 | s=s+ok0*fa[p[ch]][!z]+ok1*fa[p[ch]][z]; | ^~ main.cpp:88:40: warning: array subscript has type 'char' [-Wchar-subscripts] 88 | s=s+ok0*fa[p[ch]][!z]+ok1*fa[p[ch]][z]; | ^~ main.cpp:103:19: warning: array subscript has type 'char' [-Wchar-subscripts] 103 | s=s+nr*(fa[p[ch]][!z]+fa[p[ch]][z]); | ^~ main.cpp:103:33: warning: array subscript has type 'char' [-Wchar-subscripts] 103 | s=s+nr*(fa[p[ch]][!z]+fa[p[ch]][z]); | ^~