#!/usr/bin/env python3
import cv2 
import numpy as np
from matplotlib import pyplot as plt
#https://www.reddit.com/r/Bitcoin/comments/8kk0pa/1_btc_is_hidden_in_this_puzzle_good_luck/
#https://i.redd.it/g4rbvtbiwry01.png
img = cv2.imread("puzzule.png")
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
hist = cv2.calcHist([gray],[0],None,[256],[0,256])
colors = np.where(hist>5000)
img_number = 0
for color in colors[0]:
    print(color)
    split_image = img.copy()
    split_image[np.where(gray != color)] = 0
    cv2.imwrite(str(img_number)+".jpg",split_image)
    img_number+=1
plt.hist(gray.ravel(),256,[0,256])
plt.savefig('plt')
plt.show()