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458. Poor Pigs 👎

  • Time: $O(1)$
  • Space: $O(1)$
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class Solution {
 public:
  int poorPigs(int buckets, int minutesToDie, int minutesToTest) {
    const int base = minutesToTest / minutesToDie + 1;
    int ans = 0;
    for (int x = 1; x < buckets; x *= base)
      ++ans;
    return ans;
  }
};

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class Solution {
  public int poorPigs(int buckets, int minutesToDie, int minutesToTest) {
    final int base = minutesToTest / minutesToDie + 1;
    int ans = 0;
    for (int x = 1; x < buckets; x *= base)
      ++ans;
    return ans;
  }
}

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class Solution:
  def poorPigs(self, buckets: int, minutesToDie: int, minutesToTest: int) -> int:
    base = minutesToTest // minutesToDie + 1
    ans = 0
    x = 1
    while x < buckets:
      ans += 1
      x *= base
    return ans