#include<stdio.h>
#include<string.h>
#define LEN 100005

typedef struct pp{
  char name[100];
  int t;
}P;

P Q[LEN+1];
P Q2[LEN+1];

int head=0, tail=0, n;

void enqueue(P x){
  Q[tail]=x;
  if((tail+1)==LEN)
    tail = 0;
  else tail++;
}

P dequeue(){
  P x;
  x = Q[head];
  if((head+1)==LEN)
    head = 0;
  else head++;
  return x;
}


int main(){
  int elaps = 0, c=0;
  int i=1, q, time=0;
  P u;
  scanf("%d %d", &n, &q);
  
  for ( i = 1; i <= n; i++){
    scanf("%s", Q[i].name);
    scanf("%d", &Q[i].t);
  }

  head = 1;
  tail = n+1;

  while(1){
    u = dequeue();
    if(u.t>q){
      u.t -= q;
      enqueue(u);
      time += 100;
    }
    else {
      time += u.t;
      printf("%s %d\n", u.name, time);
      c++; 
    }
    i++;
    if(c==5) break;
  }
  
  return 0;
}