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  1. import java.math.BigInteger;
  2.  
  3. class TestPrime {
  4.     public static void main(final String[] args) {
  5.         final BigInteger b = new BigInteger("4082653");
  6.         int countTrue = 0;
  7.         int countFalse = 0;
  8.         final int max = 100_000;
  9.         for (int i = 0; i < max; i++) {
  10.             if (b.isProbablePrime(10))
  11.                 ++countTrue;
  12.             else
  13.                 ++countFalse;
  14.         }
  15.         System.out.println("runs: " + max);
  16.         System.out.println("countTrue: " + countTrue);
  17.         System.out.println("countFalse: " + countFalse);
  18.     }
  19. }
Success #stdin #stdout 1.16s 380672KB
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Standard input is empty
stdout
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runs: 100000
countTrue: 34
countFalse: 99966
https://ideone.com/t3lo9G
language:
Java (12.0.1)
created:
12 years ago
visibility:
public

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