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991. Broken Calculator 👍

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class Solution {
 public:
  int brokenCalc(int X, int Y) {
    int ops = 0;

    while (X < Y) {
      if (Y % 2 == 0)
        Y /= 2;
      else
        Y += 1;
      ++ops;
    }

    return ops + X - Y;
  }
};

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class Solution {
  public int brokenCalc(int X, int Y) {
    int ops = 0;

    while (X < Y) {
      if (Y % 2 == 0)
        Y /= 2;
      else
        Y += 1;
      ++ops;
    }

    return ops + X - Y;
  }
}

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class Solution:
  def brokenCalc(self, X: int, Y: int) -> int:
    ops = 0

    while X < Y:
      if Y % 2 == 0:
        Y //= 2
      else:
        Y += 1
      ops += 1

    return ops + X - Y