Hiring process8 levels
  1. 1 IQ Test
  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
  7. 7 Office Verification
  8. 8 Final Interview with the Founder

Problems > Spreadsheet Column Name

Spreadsheet Column Name

Difficulty: 1200 2000 ms 128 MB

math implementation

Spreadsheet columns are named A, B, ..., Z, AA, AB, ... Print the name of column N.

Input: one integer N.

Output: the column name.

Constraints:

  • 1 ≤ N ≤ 1012

Sample Tests

Input 1
28
Output 1
AB
Input 2
701
Output 2
ZY

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