Converting doesn't work properly

[ollllla]

Defect description

### Steps to reproduce

### Actual results

Executed by: Olga Sheremeta

Test case information

Test: Should convert number to excel title
Priority: normal
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Test description

Test attachments

Failure attachments

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🔗 Linked to Testrun 'Should convert number to excel title ' in Testomat.io

🔴 FAILED in Manual tests at 03 Nov 2024 08:13

Environment:

[ollllla]

🔗 Linked to Testrun 'Should return duplicate array from an array ' in Testomat.io

[ollllla]

🔗 Linked to Testrun 'It should return duplicate number from an array ' in Testomat.io