Answers for "generate a random number in java program"

9

how to generate a random number in java

import java.util.Random;

Random rand = new Random();
int maxNumber = 10;

int randomNumber = rand.nextInt(maxNumber) + 1;

System.out.println(randomNumber);
Posted by: Guest on August-18-2020
5

Random number generator in java

// java.util.random example
import java.util.Random;
public class JavaRandomClass
{
   public static void main(String[] args)
   {
      Random random = new Random();
      // random integers in range 0 to 999 
      int randInt1 = random.nextInt(1000); 
      int randInt2 = random.nextInt(1000);
      // printing random integers
      System.out.println("Random Integers: " + randInt1); 
      System.out.println("Random Integers: " + randInt2);
      // here we are generating Random doubles
      double randDou1 = random.nextDouble(); 
      double randDou2 = random.nextDouble();
      // printing random doubles
      System.out.println("Random Doubles: " + randDou1); 
      System.out.println("Random Doubles: " + randDou2);
   }
}
Posted by: Guest on December-11-2020

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