### Task 3B: Check String
def check_string(coord, size, x_coord, y_coord):
  return abs(coord - x_coord) > size or abs(coord - y_coord) > size

### Task 3C: Mosquito Carlo
from math import *
from random import uniform

def monte_carlo_mosquito(string_dist, size):
  coord = [0]
  a = string_dist
  while a <= 1:
    coord.append(round(a, 4))
    coord.append(round(-a, 4))
    a += string_dist
  total, hits = 0, 0
  for mosquito in range(100000):
    total += 1
    x, y  = uniform(-1,1), uniform(-1, 1)
    if check_outside(size, x, y) == False:
      for i in coord:
        if check_string(i, size, x, y) == False:
          hits += 1
          break
  return hits / total, hits, total