Question

How to generate random number in Scala

Answer 1

var number: Int = 0;
var i: Int = 0;
val r = new scala.util.Random

while (i < 10) {
	number = r.nextInt();
	print(s"$number\n");
	i += 1;
}



/*
run:

2086227637
-256484989
-478324221
-190837632
366914910
1714083011
-1915596327
-887259382
598797977
814669133

*/

 

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Answer 2

def random_between_range(first: Int, last: Int): Int = {
	val r = new scala.util.Random
		
	var number: Int = first + r.nextInt((last - first) + 1);

    return number;
}
	
var i: Int = 0;
while (i < 20) {
	println(random_between_range(25, 33));
	i += 1;
}





/*
run:

33
32
33
25
28
25
33
29
28
28
26
26
26
26
25
25
25
29
25
33

*/

 

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