### ex6-1 ###

print('abc')
print('abc')
print('abc')



### ex6-2 (6-1.py) ###

s = input('請輸入顯示內容: ')
n = int(input('請輸入顯示次數: '))

while n > 0:
    print(s)
    n = n - 1



### ex6-3 (6-2.py) ###

lucky_num = 77
guess = int(input('Guess a Number(0-99): '))
tries = 1

while guess != lucky_num:
    print('You tried to guess', tries, 'times')
    guess = int(input('Guess again: '))
    tries += 1

print('You got it!')



### ex6-4 (6-3.py) ###

secret = 'code'
max_tries = 100
guess = input('Guess a word: ')
tries = 1

while guess != secret:
    print('You tried to guess', tries, 'times')
    if tries == max_tries:
        print('You ran out of tries.')
        break
    guess = input('Guess again: ')
    tries += 1

if tries <= max_tries and guess == secret:
    print('You got it!')



### ex6-5 (6-4.py) ###

i = 1

while(i < 10):
    if i == 5:
        i += 1
        continue
    print(i, end = ' ')
    i += 1

print('End')



### ex6-6 (6-5.py) ###

s = '' 

while s != '喵喵':
    if s != '':
        print('不對喔!')
    s = input('請輸入通關密語: ')
    if s == 'out':
        break
else: 
    print('恭喜你過關了')

print('再見!')



### ex6-7 (6-6.py) ###

while True:
    print('when will it end?!')



### ex6-8 ###

# 使用 for 迴圈 (6-7a.py)
for i in range(10):
    print('Hello Python')



# 不使用迴圈 (6-7b.py)
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')
print('Hello Python')



### ex6-9 (6-8.py) ###

for v in range(2):
    print('var v is', v)



### ex6-10 (6-9.py) ###

for i in range(10, 1, -1):
    print(i, end = ' ')

print()

for i in range(0, 9, 2): 
    print(i, end = ' ')



### ex6-11 (6-10.py) ###

for i in range(1, 10):
    for j in range(1, 10):
        print(j, 'x', i, '=', j * i, end = ' ')
    print()



### ex6-12 (6-11.py) ###

for i in range(1, 20):
    if i == 5:
        continue
    print(i, end = ' ')
    if i == 10:
        break

print('END')



### ex6-13 (6-12.py) ###

num = int(input('Please specify the range(0~N): '))

for i in range(2, num + 1):
    for j in range(2, i):
        if(i % j == 0): 
            break
    else: 
        print(i)



### ex6-14 ###

# 字串容器
>>> string = '52python'				# 字串容器：由字元組成
>>> string[0]					# 字串以索引取值，結果為：'5'

# tuple 容器
>>> tuple = (1, '2', 3)				# tuple 容器：由資料物件組成
>>> tuple[0]					# tuple 以索引取值，結果為：1

# 串列容器 (list)
>>> list = [1, '2', 3]				# 串列容器：由資料物件組成
>>> list[2]						# 串列以索引取值，結果為：'2'

# 集合容器 (set)
>>> set = {1, '2', 3}				# 集合容器：由資料物件組成，無序所以沒有索引取值

# 字典容器 (directory)
>>> dick = {'A':1, 'B':'2', 'C':3}		# 字典容器：由資料物件組成，以鍵：值表示
>>> dick['B']					# 字典以鍵取值，結果為：'2'

# Python 的第三方資料結構：numpy.array
>>> import numpy as np    			# 匯入 numpy
>>> a = np.array([10, 2, 45, 32, 24])	# 建立五個元素
>>> len(a)    					# 計算元素個數
>>> a[2:4]    					# 取出第 2、3 個元素
>>> a[:4]     					# 取出第 1 ~ 3 個元素



### ex6-15 (6-13.py) ###

for ch in 'Python is fun!':
    print('the character is', ch)



### ex6-16 (6-14.py) ###

my_string = 'Python is fun!'
len_s = len(my_string)

for i in range(len_s):
    print('the character is', my_string[i])



### ex6-17 (6-15.py) ###

winners = ('Peter', 'Mark', 'Joy')
print('恭喜以下得獎人:')

for name in winners:
    print(name)



### ex6-18 (6-16.py) ###

prizes = ('頭獎', '二獎', '三獎')
winners = ('Peter', 'Mark', 'Joy')
print('恭喜以下得獎人:')

for i in range(3):
    print(prizes[i]+ ':' + winners[i])



### ex6-19 (6-17.py) ###

winners = (('頭獎', 'Peter'), ('二獎', 'Mark'), ('三獎', 'Joy'))
print('恭喜以下得獎人:')

for e in winners:
    print(e[0] + ':' + e[1])



### ex6-20 ###

# for 迴圈 (6-18a.py)
for x in range(3):
    print('var x is', x)



# while 迴圈 (6-18b.py)
x = 0

while x < 3:
    print('var x is', x)
    x += 1