Compilare: user.cpp: In function ‘int main()’: user.cpp:23:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[s[i]]==0) ^ user.cpp:25:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[s[i]]=i; ^ user.cpp:30:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] {if (v[s[i]]>0) ^ user.cpp:31:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[s[i]]=-v[s[i]]; ^ user.cpp:31:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[s[i]]=-v[s[i]]; ^ user.cpp:35:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[t]!=0) break; ^ user.cpp:36:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[t]<0) ^ user.cpp:37:9: warning: array subscript has type ‘char’ [-Wchar-subscripts] {v[t]=-v[t]; ^ user.cpp:37:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] {v[t]=-v[t]; ^ user.cpp:38:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=v[t]+1;v[t-30]>1;i++) ^ user.cpp:47:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[t]!=0) break; ^ user.cpp:48:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[t]<0) ^ user.cpp:51:8: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[t]=i; ^ user.cpp:52:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=v[t]-1;v[t-30]>1;i--) ^ user.cpp:63:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (v[t]<0) ^ user.cpp:69:28: warning: array subscript has type ‘char’ [-Wchar-subscripts] while (v[s[++j]]<1&&j<n); ^ user.cpp:70:23: warning: array subscript has type ‘char’ [-Wchar-subscripts]