Compilare: user.cpp: In function ‘int main()’: user.cpp:20:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[ch[1][strlen(ch[1])-1]] = 1; ^ user.cpp:21:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] poz[ch[1][strlen(ch[1])-1]]=1; ^ user.cpp:23:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (d[ch[i][strlen(ch[i])-1]] < 1+d[ch[i][0]]){ ^ user.cpp:23:53: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (d[ch[i][strlen(ch[i])-1]] < 1+d[ch[i][0]]){ ^ user.cpp:24:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[ch[i][strlen(ch[i])-1]]=1+d[ch[i][0]]; ^ user.cpp:24:51: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[ch[i][strlen(ch[i])-1]]=1+d[ch[i][0]]; ^ user.cpp:25:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] t[i]=poz[ch[i][0]]; ^ user.cpp:26:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] poz[ch[i][strlen(ch[i])-1]]=i; ^ user.cpp:16:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("text3.in", "r", stdin); ^ user.cpp:17:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("text3.out", "w", stdout); ^