def plot():
N = 1000
points = []
xx = []
yy = []
z0 = 1234
for i in range(0, N):
z0 = s1.midSquare(z0)
x = z0 / 10000.0
xx.append(x)
z0 = s1.midSquare(z0)
y = z0 / 10000.0
yy.append(y)
area = []
for i in range(0, N):
if [xx[i], yy[i]] in points:
idx = points.index([xx[i], yy[i]])
area[idx] += 5
else:
points.append([xx[i], yy[i]])
area.append(5)
colors = numpy.random.rand(N)
plt.scatter(xx, yy, area, c=colors, alpha=0.5)
plt.show()
def main():
u = []
n = 10
z0 = 1234
for i in range(0, n):
z0 = s1.midSquare(z0)
u.append(z0 / 10000.0)
print "first ten:", u
def check_loop():
u = []
z0 = 1234
flag = 1
counter = 0
while flag == 1:
z0 = s1.midSquare(z0)
if z0 in u:
flag = 0
u.append(z0)
counter += 1
print "loop cycle: ", counter
