Answers for "generate random no in java"

90

java random number

import java.util.Random;

Random rand = new Random();

// Obtain a number between [0 - 49].
int n = rand.nextInt(50);

// Add 1 to the result to get a number from the required range
// (i.e., [1 - 50]).
n += 1;
Posted by: Guest on March-09-2020
80

how to generate a random number in javascript

//To genereate a number between 0-1
Math.random();
//To generate a number that is a whole number rounded down
Math.floor(Math.random())
/*To generate a number that is a whole number rounded down between
1 and 10 */
Math.floor(Math.random() * 10) + 1 //the + 1 makes it so its not 0.
Posted by: Guest on March-10-2020
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
10

how to create a random number in java

import java.util.Random;

class scratch{
    public static void main(String[] args) {
        Random rand = new Random();
        System.out.println( rand.nextInt(5) );
        //prints a random Int between 0 - 4 (including 0 & 4);
    }
}
Posted by: Guest on January-08-2020
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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