import java.util.*;
import java.lang.*;

class Ideone {
	public static void main (String[] args) throws java.lang.Exception {
		var map = Map.of("key1", "value1", "key2", "value2");
		
		map.forEach((key, value) -> {
			System.out.println("key: " + key + ", value: " + value);
		});
	}
}