import random
import pygame

arr = []

def generate1():
 while True:
  number = random.randint(0,9)*25
  sign = random.randint(0,1)
  if sign == 0:
   arr.append(number)
  if sign == 1:
   arr.append(-number)
  if len(arr) == 50:
      print(arr)
      break

generate1()

WIDTH = 500
HEIGHT = 500
BLACK = (0, 0, 0)
pygame.init()

sc = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("")

running = True

while running:
    sc.fill(BLACK)
    for event in pygame.event.get():

        if event.type == pygame.QUIT:
            running = False

            
               
             
    for i in range(0,50):
     pygame.draw.line(sc, (255,255,255), [10+i*10, 150+arr[i]], [10+i*10, 250+arr[i]], 3)
    pygame.display.flip()

pygame.quit()