a, b = 0, 1
for n in range(1000):
    print(a, end=',')
    a, b = b, a + b
    if a > 1000:
        break

c37664ec4e3b34a6dcb69327f026885dd155010f
<mask token>

<mask token>
for n in range(1000):
    print(a, end=',')
    a, b = b, a + b
    if a > 1000:
        break

a, b = 0, 1
for n in range(1000):
    print(a, end=',')
    a, b = b, a + b
    if a > 1000:
        break
