C++ Program To Check Primness of 1D Array

Problem:- Program To Check Elements of a 1-D Integer An Array For Primness. Means in array your task is to find the prime number in an array or C++ Program To Check Primness of an Array.

Check This:- Hacker rank solution for Strings, Classes, STL, Inheritance in C++.

Logic:- To Check primness of array we need to know that how to find the prime number then use a loop and run the program that's it we solve the problem. So Prime number is a number which only can be divided by the 1 or number itself, here are some prime number 2, 3, 5, 7, 11, 13, 17, 19. Important notice here 1 is not a prime number. Check Here C++ Program To Find Number Is Prime Or Not.

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Also Check:- Geeksforgeeks solution for School, Basic, Easy, Medium, Hard in C++.


using namespace std;
int main()
  int a[100],i,n,k,j,flag;
cout<<"Enter The Size of Array\n";

  cout<<"Enter The Element\n";
  cout<<a[i]<<" is Not Prime\n";
  cout<<a[i]<<" is Prime\n";
return 0;



C++ Program To Check Primeness Of An 1-D Array

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Ghanendra Yadav

Ghanendra Yadav

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