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The #undef Directive
This directive undefines a previously explained macro. For, example the following will give an error since PI is undefined.
#define PI 3.14285
void main()
{
cout<< PI; // no error here
# undef PI;
cout << PI; // error after undef.
}
(a) Write a Scheme procedure to evaluate the expression: 7/6+2*5+(3*2+6*7)*4. (b) Write a Scheme procedure to evaluate the expression: 2*(-1+(-3+4*2-7)*3/(3*2)).
Define the Increment and Decrement Operators in c language? C offers two special operators -and ++ called decrement and increment operators respectively and these are unary ope
Write a function that takes in a radius and evenly covers the screen with circles of that radius. Don't attempt to draw any circles that are completely off the screen.
#include stdio.h> #include conio.h> #include string.h> void del(char[],char *); main() { char str[30],ch,*pp; clrscr(); p
though the ascii is called 7-bit code. why do we use 8-bits to represent a character?
Problem: (a) (i) What is a structure? (ii) How does a structure differ from an array? (b) Declare a structure, called account, that will contain the following data me
Explain Operator Overloading It is one type of Polymorphism, an significant feature of object-oriented programming .Polymorphism means one thing having many forms, i.e. here an
Define the Bitwise-Exclusive-OR Operator: ^: The bitwise-exclusive-OR operator (^) compares every bit of its first operand to the corresponding bit of its second operand. If on
Program is to check whether the string entered is a palindrome or not: Program is to check whether the string entered is a palindrome or not invoke function from main int p
When copy constructors called?
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