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Explain the class invariant.
- It's a condition that ensures correct working of a class and defines all the valid states for an object.
- When an object is created class invariants should hold.
- It is essential for them to be preserved under all operations of the class.
- All class invariants are both preconditions and post-conditions for all operations or member functions of the class.
write a program that would accept the radius of the sphere and return its surface area.
Class Definition The following is the general format of defining a class template: class tag_name { public : // Must
Should you employ this pointer in the constructor?
Write a program to find minimum number of shelves
Differentiate between the expression "++a" and "a++"? - With ++a, increment happens first on variable a, and resulting value is used. This is known as prefix increment. - Wi
C Program for FIND EVEN & ODD NO.S IN THE ARRAY #include stdio.h> #include string.h> #include conio.h> void main() { int i=0,j=0, l_e[100],l_o[100];
Smugglers are becoming very smart day by day. Now they have developed a new technique of sending their messages from one smuggler to another. In their new technology, they are send
how to write a program using arrays
A: The simplest way is to use a stringstream: #include #include #include using namespace std; string itos(int i) // convert int to string { stringstream s;
1. Create text a file with the name "myemail" that has a single line in it, consisting of your email address. Something like "[email protected]" (or your hotmail or gm
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