Compilare: user.cpp: In function ‘int main()’: user.cpp:23:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] fr[s[i]]=1; ^ user.cpp:29:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[n][s[n]]=n; ^ user.cpp:34:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[i][s[i]]=i; ^ user.cpp:63:47: warning: array subscript has type ‘char’ [-Wchar-subscripts] while (j<=m&&Next[pz+1][v[j]]==0 && k>0) ^ user.cpp:71:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] pz=Next[pz+1][v[j]]; ^ user.cpp:77:42: warning: array subscript has type ‘char’ [-Wchar-subscripts] while (Next[pz+1][v[j]]==0 && k>0&&j<=m) ^ user.cpp:85:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] pz=Next[pz+1][v[j]]; ^ user.cpp:16:19: warning: unused variable ‘cop’ [-Wunused-variable] long long cop=k; ^ user.cpp:56:19: warning: unused variable ‘cp’ [-Wunused-variable] int pz=1, cp=0, ta=0; ^