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"""Helper functions for working with audio files in NumPy."""
"""some code borrowed from https://github.com/mgeier/python-audio/blob/master/audio-files/utility.py"""

import numpy as np
import contextlib
import librosa
import struct
import soundfile

def float_to_byte(sig):

HenryPaik1

############################
# 백준: 안전영역; grid 재사용할 수 있을듯
# https://www.acmicpc.net/problem/2468
############################
from collections import deque

N = int(input())
grid = [list(map(int, input().split())) for _ in range(N)]
cand = set()
for i in range(N):

HenryPaik1

############################
# 어른 상어
# https://www.acmicpc.net/submit/19237/41191333
############################

N, M, k = map(int, input().split())
grid = [list(map(int, input().split())) for _ in range(N)]
direction = [None] + list(map(int, input().split()))
shark_dir = [[], ]
for _ in range(M):

HenryPaik1

from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By
import sys
import pickle
import time