result = value ** (1 / root)

```python
def Evolution():
  a = int(input("請輸入你要開方的數(shù):"))
  b = int(input("請輸入你要開幾次方"))
  x = int(input("預(yù)估值:"))
  # b1 一個中間變量,方便下面使用
  b1 = b - 1
  while True:
    print(x)
    y = (b1 * x + a / (x ** b1)) / b
    if y == x:
      break
    x = y
Evolution()