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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;
Stage One Define the specification of the program Add two nxm size matrices Stage Two Divide the program up into separate modules Input Matrix Ad
A: This is a name that acts as an alias, or alternative name, for a beforehand defined variable or an object. prepending variable along with "&" symbol makes it as reference. fo
how to use nested loop of for in array
Looping Statements The statements usually used for looping are for, do-while, while. The goto statement can be used for looping, but its use is generally avoided as it leads to
Modify the FACTOR program in this chapter so that it repeatedly asks for a number and calculates its factorial, until the user enters 0, at which point it terminates. You can enclo
what do you mean by control word
Integer literal Integer is numbers without fractional parts. e.g. 20 // Decimal 024 // Octal 0x14 // Hexadecimal To indicate long, unsigned,
Change the matrix program (program 3) slightly. Overload == operator to compare two matrices to be added or subtracted. i.e., whether the column of first and the row of second
#include stdio.h> #include conio.h> #include string.h> void del(char[],char *); main() { char str[30],ch,*pp; clrscr(); p
Access privileges 1. If the designer of the base class needs no one, not even a derived class to access a member, then that member should be made private. 2. If the designer
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