Compilare: user.cpp: In function ‘void create()’: user.cpp:20:9: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp: In function ‘int main()’: user.cpp:44:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] element[i].first=H[V[i].second].first+1; ^ user.cpp:45:36: warning: array subscript has type ‘char’ [-Wchar-subscripts] element[i].second=H[V[i].second].second; ^ user.cpp:53:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (element[i].first>H[V[i].first].first) ^ user.cpp:55:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] H[V[i].first].first=element[i].first; ^ user.cpp:56:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] H[V[i].first].second=i; ^ user.cpp:30:30: 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:31:32: 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); ^ user.cpp:33:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",S); ^ user.cpp:39:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",S); ^