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for x in range(1,100, 10):
print(x)
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i = int(input())
j = 5 # fix the code (1)
while (j <= (i/j)):
if not(i%j):
print(" prime")
continue # fix the code (2)
j = j + 2 # fix the code (3)
if (j > i/j):
print ("prime")