Compilare: user.cpp: In function ‘void rezolva()’: user.cpp:30:11: warning: array subscript has type ‘char’ [-Wchar-subscripts] b[s[0]] = 1; ^ user.cpp:39:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[s[i]] = max1; ^ user.cpp:40:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] b[s[i]] = max2; ^ user.cpp:28:21: warning: unused variable ‘m’ [-Wunused-variable] int max1, max2, m; ^