# for i in [1,2,3,4,5]:
#     print(i)
# for i in range(1, 6):
#     print(i)

# for i in [5,4,3,2,1]:
#     print(i)
# for i in range(5, 0, -1): #5부터 0보다 클 때까지 -1씩 감소
#     print(i)

# for i in [2,4,6,8,10]:
#     print(i)
# for i in range(2, 11, 2): #2부터 11보다 작을 때까지 +2씩 증가
#     print(i)

for i in [15,12,9,6,3]:
    print(i)
for i in range(15, 2, -3):
    print(i)