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Return by reference:
The return value of the function must be an address variable. In following program the
function returns the value of x or y and their types are declared as reference variable.
int &f_ref(int &c, int &d); // int &f_ref(int, int) is invalid for reference variable void main( )
{int a, b,c;
c=f_ref(a, b);
}
int &f_ref(int &x, int &y)
{if x>y return x; else return y;
Available in the string.h header file are the following routines strcat(string1,string2); This joins string2 to string1; care must be taken to allocate enough space for
Dereferencing the Pointer this Sometimes a member function requires to make a copy of the invoking instance so that it can change the copy without affecting the original instan
Normal 0 false false false EN-US X-NONE X-NONE
Money is immutable and is associated with a currency. When two money entities are added or subtracted be sure to consider currency conversion. You must create a money object result
* * * * * * * * *
What are pre-processor directives? - Pre-processor directives are placed at the beginning of a C program. They begin with # symbol. - This is the place, where library files
convert lower case to uper case
Define register with bit fields? We could define register simply with bit fields: struct DISK_REGISTER { unsigned ready:1; unsigned error_occured:1; unsigned disk_spinni
Program of cascading: class vector{ private : int v[3]; public: friend istream & operator >> (
what is spanning tree? explain prims algorithm spanning tree?
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