Compilare: user.cpp: In function ‘int main()’: user.cpp:28:13: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] f>>s+1; ^ user.cpp:32:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] fr[s[i]]++; ^ user.cpp:33:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(fr[s[i]]==1) ^ user.cpp:39:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[n][s[n]]=n; ^ user.cpp:43:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[i][v[j]]=Next[i+1][v[j]]; ^ user.cpp:43:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[i][v[j]]=Next[i+1][v[j]]; ^ user.cpp:44:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] Next[i][s[i]]=i; ^ user.cpp:52:53: warning: array subscript has type ‘char’ [-Wchar-subscripts] subsir[i]+=subsir[Next[i+1][v[j]]]; ^ user.cpp:57:28: warning: array subscript has type ‘char’ [-Wchar-subscripts] int pz=Next[1][v[j]], ta=0; ^ user.cpp:70:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] pz=Next[pz+1][v[j]]; ^ user.cpp:100:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] pz=Next[pz+1][v[j]]; ^