ccc11j4.py

import sys

v = [
    [0,-1],
    [0,-2],
    [0,-3],
    [1,-3],
    [2,-3],
    [3,-3],
    [3,-4],
    [3,-5],
    [4,-5],
    [5,-5],
    [5,-4],
    [5,-3],
    [6,-3],
    [7,-3],
    [7,-4],
    [7,-5],
    [7,-6],
    [7,-7],
    [6,-7],
    [5,-7],
    [4,-7],
    [3,-7],
    [2,-7],
    [1,-7],
    [0,-7],
    [-1,-7],
    [-1,-6],
    [-1,-5]
]
p = [-1, -5]

while 1:
    i = input().split(' ')
    c = i[0]
    l = int(i[1])
    a = 'safe'
    if c == 'q':
        break
    while l > 0:
        if c == 'l':
            p[0] -= 1
        elif c == 'r':
            p[0] += 1
        elif c == 'u':
            p[1] += 1
        elif c == 'd':
            p[1] -= 1
        l -= 1

        if p in v:
            a = 'DANGER'
        else:
            v.append(p.copy())

    print(p[0], p[1], a)
    if a == 'DANGER':
        sys.exit()