Grokking the Engineering Manager Coding Interview
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Decimal to Binary Conversion (medium)
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Problem Statement

Examples

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Problem Statement

Given a positive integer n, write a function that returns its binary equivalent as a string. The function should not use any in-built binary conversion function.

Examples

Example 1:

Input: 2
Output: "10"
Explanation: The binary equivalent of 2 is 10.

Example 2:

Input: 7
Output: "111"
Explanation: The binary equivalent of 7 is 111.

Example 3:

Input: 18
Output: "10010"
Explanation: The binary equivalent of 18 is 10010.

Constraints:

  • 1 <= n <= 10<sup>9</sup>

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Try solving this question here:

Python3
Python3
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On this page

Problem Statement

Examples

Try it yourself