Code Blocks 代碼區塊
indentation 縮進 縮排
functions 函式/功能
parentheses括弧
while 迴圈
https://docs.python.org/3/library/functions.html
print("Hello")
num_char = len("Hello")
print(num_char)
# Hello
# 5
# Defining Functions
def my_function(): #function 和variable差異在於括號
print("Hello")
my_function()
Reeborg’s World -hurdle 1 using For Loop