#!/usr/bin/python3
import math

vstup = input().split(" ")
numEvents, numCarriages, carriageDoors = int(vstup[0]), int(vstup[1]), int(vstup[2])

passengers = [0] * numCarriages
for i in range(numEvents):
    line = input().split(" ")
    carriage = math.ceil(int(line[1]) / carriageDoors)
    event = line[0]

    if event == "D":
        passengers[carriage-1] += 1
    elif event == "V":
        passengers[carriage-1] -= 1
        if passengers[carriage-1]  < 0:
            print(f"CHYBA {carriage}")
            exit()

nonEmptyCarriages = []
for index in range(numCarriages):
    if passengers[index] != 0:
        nonEmptyCarriages.append(index+1)

if len(nonEmptyCarriages) == 0:
    print("PRAZDNY")
else:
    nonEmptyCarriages.sort()
    print(*nonEmptyCarriages, sep = " ")