指數程序

import time # 匯入 import 模組
i = input("請輸入一個值 (a^b 的 a)，預設值是 '2'：")
j = input("請輸入執行次數 (a^b 的 b)，預設值是 '20'：")
if i == "":
    i = 2 # default value
if j == "":
    j = 20 # default value
i = int(i) # string to int.
j = int(j) # string to int.
iv = i # 指數值 (i^(iv))
print (i, end=", ") # First number
for count in range(0, j-1, +1): # range (排序), 依次從 0 排到 (j-1)
  iv = iv * i # i x iv = i^(執行次數)
  print(" ", iv, end=", ", flush=True) # flush= 不斷的讀取字串緩衝
  time.sleep (0.3) # wait 0.3 sec.
iv = iv * i
print(" ", iv, end=".", flush=True)

# creator: byStarTW
# int: 整數
# str: 字串 (string)
# range: 排序