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  1. nums = [5, 12, 7, 9, 21, 7, 14]
  2. aa = nums.count(7)
  3. print("11:",aa)
  4. if 99 not in nums:
  5. nums.append(99)
  6. print("33",nums)
Success #stdin #stdout 0.07s 14112KB
stdin
nums = [5, 12, 7, 9, 21, 7, 14]
aa = nums.count(7)
print("11:",aa)
if 99 not in nums:
	nums.append(99)
print("33",nums)
stdout
11: 2
33 [5, 12, 7, 9, 21, 7, 14, 99]