variables with type unsigned long problem

Dear All: When I compile the the code with the statement: The type of short_idx is unsigned short. Row1= (short_idx * 64) >> 8 >>8; If the value of short_idx is 2048, the Row1 should...
variables with type unsigned long problem

Dear All: When I compile the the code with the statement: The type of short_idx is unsigned short. Row1= (short_idx * 64) >> 8 >>8; If the value of short_idx is 2048, the Row1 should...
how to deal with a very larger integer variable than unsigned long int ?

hi I want to use a very larger integer variable to store a value , an unsigned long integer ( 4 bytes unsigned long integer)maybe overflow! how can i deal with this situation?
how to deal with a very larger integer variable than unsigned long int ?

hi I want to use a very larger integer variable to store a value , an unsigned long integer ( 4 bytes unsigned long integer)maybe overflow! how can i deal with this situation?
how to deal with a very larger integer variable than unsigned long int ?

hi I want to use a very larger integer variable to store a value , an unsigned long integer ( 4 bytes unsigned long integer)maybe overflow! how can i deal with this situation?