6. Dutch National Flag

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Example 1:

Input: nums = [0, 1, 0, 2, 1, 2]

Output: [0, 0, 1, 1, 2, 2]

Explanation: The array is rearranged such that all 0s come first, followed by 1s, and then 2s.

Example 2:

Input: nums = [2, 0, 1]

Output: [0, 1, 2]

Explanation: The array is sorted in ascending order with 0s, 1s, and 2s.

Example 3:

Input: nums = [0, 0, 0]

Output: [0, 0, 0]

Explanation: The array is already sorted with all 0s.

Example 4:

Input: nums = [2, 2, 2]

Output: [2, 2, 2]

Explanation: The array is already sorted with all 2s.

Example 5:

Input: nums = [1, 1, 1]

Output: [1, 1, 1]

Explanation: The array is already sorted with all 1s.

Constraints:

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Time Complexity

O(n)

Space Complexity

O(1)

6. Dutch National Flag

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Example 1:

Example 2:

Example 3:

Example 4:

Example 5:

Constraints:

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6. Dutch National Flag

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Draw Your Approach

Example 1:

Example 2:

Example 3:

Example 4:

Example 5:

Constraints:

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