print( "The Fibonacci sequence:" )
n1 = 0
n2 = 1
count = 0
print(n1)
print(n2)
count = count + 2
while count <= 30 :
    n1 = n2 + n1
    print(n1)
    count = count + 1
    n2 = n1 + n2
    print(n2)
    count = count + 1