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  1. array = list(map(int, input().split()))
  2.  
  3. point = 0
  4. for i in range(len(array)):
  5. if array[i] != 0:
  6. array[point], array[i] = array[i], array[point]
  7. point += 1
  8.  
  9. print(*array)
  10. # your code goes here
Success #stdin #stdout 0.11s 14100KB
stdin
1 2 3 4 0 5 6 0 7 8 9 1
stdout
1 2 3 4 5 6 7 8 9 1 0 0