Compilare: user.cpp: In function ‘int main()’: user.cpp:27:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] poz[cod[i]]=i; ^ user.cpp:33:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(poz[s[i][p]]<poz[s[i-1][p]]) {swap(s[i],s[i-1]); sw=1;} ^ user.cpp:33:42: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(poz[s[i][p]]<poz[s[i-1][p]]) {swap(s[i],s[i-1]); sw=1;} ^