/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Map<Integer, Integer> map = new HashMap<Integer, Integer>();
 
		for ( int i = 1; i <= 5; i++ ) {
			Random r = new Random();
			map.put(i, r.nextInt());
		}
 
		for ( Map.Entry<Integer, Integer> entry : map.entrySet() ) {
			System.out.println(entry.getKey() + ": " + entry.getValue());
		}
	}
}

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