import java.util.LinkedList;
import java.util.Queue;
import java.util.Scanner;

public class Main{	

public static void main(String[] args) {
		Queue<Integer> time = new LinkedList<Integer>();
		Queue<String> name = new LinkedList<String>();
		
		Scanner sc = new Scanner(System.in);
		int input = sc.nextInt();
		int quantum = sc.nextInt();
		int timestamp = 0;
		sc.nextLine();
		String p = "";
		int t = 0;
		for (int i =0; i< input; i++) { //////  p1 = p,    500 = t
		  p = sc.next();
		  name.add(p);
		  t = sc.nextInt();
		  time.add(t);

		}
		
		while(!name.isEmpty()) {
			String a = name.poll();
			int ti = time.poll();
			if( ti <= quantum) {
				timestamp += ti;
				System.out.println(a + " " + timestamp);
			
				
			}
			else {
				ti = ti - quantum;
				name.add(a);
				time.add(ti);
				timestamp += quantum;
			}
			
		}
	}
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz