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Jan 29th, 2018
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- import java.util.Scanner;
- public class OscarPrimesTest
- {
- public static void main(String[] args)
- {
- Scanner in = new Scanner(System.in);
- System.out.println("Please enter a number");
- int userNumber = in.nextInt();
- for(int i = 2; i < userNumber; i++)
- {
- if(isPrime(i))
- {
- System.out.println(i);
- }
- }
- }
- public static Boolean isPrime(int testInt)
- {
- int[] primeArray = new int[testInt - 1];
- int primeCount = 0;
- for(int i = 2; i <= testInt; i++)
- {
- primeArray[i - 2] = testInt % i;
- }
- for(int z = 0; z < primeArray.length; z++)
- {
- if (primeArray[z] == 0)
- {
- primeCount++;
- }
- }
- return primeCount == 1;
- }
- }
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