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;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;math.random java
// int rand = (int)(Math.random() * range) + min;
// Java program to demonstrate Math.random() working
// of java.lang.Math.random() method
import java.lang.Math;
class Gfg2 {
// driver code
public static void main(String args[])
{
// define the range
int max = 10;
int min = 1;
int range = max - min + 1;
// generate random numbers within 1 to 10
for (int i = 0; i < 10; i++) {
int rand = (int)(Math.random() * range) + min;
// Output is different everytime this code is executed
System.out.println(rand);
}
}
}Copyright © 2021 Codeinu
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