0
#include <iostream.h>
main()
{
int a;
cout<<"enter a number : ";
cin>>a;
cout<<endl;
if (a%2-1)
cout<<"it is a Prime number";
else
cout<<"it is not a prime number"
return 0;
}
------------------------------------------
output: enter a number : 30
it is a not a prime number
What else can I help you with?
Which mobile company code is plus plus 372?
Its code of estonia
What is the Visual C plus plus 2008 Express Serial Code?
The Express edition of C++ does not require a serial code. It is free.
What colour code in c plus plus?
0-black.2-green
Source code of DSR and AODV in C plus plus?
code source de dsr sous omnet++4.1 en .cc
What is a source code file in c plus plus?
A source code file is a plain-text file containing C++ instructions. The instructions must be compiled and linked to create a native machine code executable.
What are prime number and composite numbers?
a prime number is a number that you can plus by one
What prime number plus what prime number will give you 54?
47 + 7
What is prime plus prime?
A prime plus another prime is at the very least going to be an even number since all primes (with the exception of 2) are odd.
Does x squared plus x plus 41 always equal a prime number?
No. it's not a prime number when x = 40, 41, 81,82 ...
Is number 5x3x17 plus 17 a prime number?
No. (5x3x17) + 17 =255 + 17 =272 (This is not prime.)
Is 2187 plus 36295 a prime number?
No. The number 38,482 is composite.
What is the smallest number for n for which n2 plus n plus 17 is not a prime number?
n = 5.
Is 9x3 plus 12x2 a prime number?
yes
Which country has dialing code plus 278?
The dialing code +278 does not correspond to a specific country. In international phone numbering, the plus sign (+) is used to represent the international dialing code needed to make a call from one country to another. The number 278 could be a part of a longer phone number, but it does not uniquely identify a country on its own. To determine the country associated with a dialing code, the full number including the country code must be provided.
What is the sum of the smallest odd prime number and the largest prime number less than 100?
It is: 3 plus 97 = 100
Testing c plus plus code prime number?
Use the following function to determine if a whole number is prime, including negative values: bool isprime(int p) { if(p<0) p*=(-1); // convert to positive integer if( p<2 ( p>2 && p&1==0 )) return( false ); int max = (int)sqrt((double) p)+1; for( int i=3; i<=max; i+=2 ) if( p%i==0 ) return( false ); return( true ); }
What is P plus P plus N in prime numbers?
It would always be a natural number.
