range, enumerate, zip

for i in range(5):
    print(i)  # 0 1 2 3 4

for i in range(2, 10, 3):
    print(i)  # 2 5 8

for _ in range(10):  # under score 로 실제 값을 직접 활용하지 않음을 표시
    print('hello')

####################################################################
for i, x in enumerate(['A', 'B', 'C']):
    print(i, x)

'''
0 A
1 B
2 C
'''

####################################################################
days = ['Mon', 'Tue', 'Wed']
fruits = ['apple', 'banana', 'orange']
drinks = ['coffee', 'tea', 'beer']

for day, fruit, drink in zip(days, fruits, drinks):
    print(day, fruit, drink)

'''
Mon apple coffee
Tue banana tea
Wed orange beer
'''