Compilare: user.cpp: In function ‘int main()’: user.cpp:56:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] x=e[a[i]];y=e[b[i]];z=e[c[i]]; ^ user.cpp:56:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] x=e[a[i]];y=e[b[i]];z=e[c[i]]; ^ user.cpp:56:41: warning: array subscript has type ‘char’ [-Wchar-subscripts] x=e[a[i]];y=e[b[i]];z=e[c[i]]; ^ user.cpp:57:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] pairs+=ap[inv[x]][inv[y]][inv[z]]; ^ user.cpp:57:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] pairs+=ap[inv[x]][inv[y]][inv[z]]; ^ user.cpp:57:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] pairs+=ap[inv[x]][inv[y]][inv[z]]; ^ user.cpp:61:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^ user.cpp:61:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^ user.cpp:61:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^ user.cpp:61:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^ user.cpp:61:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^ user.cpp:61:41: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[e[a[i]]][e[b[i]]][e[c[i]]]=0; ^