Pow(x, n) 🧶

Input: x = 2.00000, n = 10
Output: 1024.00000
Input: x = 2.10000, n = 3
Output: 9.26100
Input: x = 2.00000, n = -2
Output: 0.25000
Explanation: 2-2 = 1/22 = 1/4 = 0.25
  • -100.0 < x < 100.0
  • -231 <= n <= 231-1
  • -104 <= xn <= 104

Solution

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