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Leetcode Problem 1578. Minimum Time to Make Rope Colorful

1578. Minimum Time to Make Rope Colorful

Leetcode Solutions

Two Pointers Approach

  1. Initialize totalTime to 0.
  2. Initialize two pointers left and right to 0.
  3. Iterate over the colors string using the right pointer. a. For each group of balloons with the same color, calculate currTotal (sum of neededTime for the group) and currMax (maximum neededTime in the group). b. Increment right until the color of the balloon at right is different from that at left.
  4. Once a group is identified, add currTotal - currMax to totalTime.
  5. Set left to the current right to start processing the next group.
  6. Repeat steps 3-5 until the end of the colors string is reached.
  7. Return totalTime.
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Greedy Single Pass Approach

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