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  2. 2 Additional Online Test (If Required)
  3. 3 Office Interview with Hiring Manager
  4. 4 Unpaid Test Task (Motivation Check)
  5. 5 Paid Test Task and Follow-Up Interview
  6. 6 Iterative Paid Test Tasks
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Problems > Zeros to the Back

Zeros to the Back

Difficulty: 900 3000 ms 128 MB

implementation

Move every 0 to the end of the list, keeping the relative order of the non-zero values.

Input: the first line has N; the second line has N integers.

Output: the rearranged list.

Constraints:

  • 1 ≤ N ≤ 105
  • −109 ≤ ai ≤ 109

Sample Tests

Input 1
5
0 1 0 3 12
Output 1
1 3 12 0 0
Input 2
2
0 0
Output 2
0 0

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