Technical Consultant Interview Questions

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Telephonic Interview: Given a positive 32-bit integer n, you need to find the smallest 32-bit integer which has exactly the same digits existing in the integer n and is greater in value than n. If no such positive 32-bit integer exists, you need to return -1. Example 1: Input: 12 Output: 21 Example 2: Input: 21 Output: -1
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Senior Member of Technical Staff

Interviewed at Salesforce

4
May 27, 2020

Telephonic Interview: Given a positive 32-bit integer n, you need to find the smallest 32-bit integer which has exactly the same digits existing in the integer n and is greater in value than n. If no such positive 32-bit integer exists, you need to return -1. Example 1: Input: 12 Output: 21 Example 2: Input: 21 Output: -1

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