Eroare de compilare: user.cpp: In function ‘void Read(T&)’: user.cpp:12:26: error: ‘C’ was not declared in this scope for(c=getchar();c<'0'||C>'9';c= getchar()); ^ user.cpp:13:19: error: ‘C’ was not declared in this scope for(a=0;c>='0'&&C<='9';c=getchar()) ^ user.cpp: In function ‘long long int Find(long long int)’: user.cpp:44:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:47:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dif2.in","r",stdin); ^ user.cpp:48:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dif2.out","w",stdout); ^