#
# µû¶óÇÏ¸ç ¹è¿ì´Â ÆÄÀ̽ã°ú µ¥ÀÌÅÍ°úÇÐ(»ý´ÉÃâÆÇ»ç 2020)
# LAB 7-3 µµ½ÃÀÇ Àα¸ ÀÚ·á¿¡ ´ëÇÑ ½½¶óÀ̽ÌÀ» Çغ¸ÀÚ, 180ÂÊ
#
# ´ÙÀ½°ú °°Àº ¸®½ºÆ®°¡ »ý¼ºµÇ¾î ÀÖ´Ù.
population = ["Seoul", 9765, "Busan", 3441, "Incheon", 2954]
print('¼¿ï Àα¸:', population[1]) # ¹®Á¦ 1)
print('ÀÎõ Àα¸:', population[-1]) # ¹®Á¦ 2)
cities = population[0::2] # ¹®Á¦ 3)
print('µµ½Ã ¸®½ºÆ®:', cities)
pops = population[1::2] # ¹®Á¦ 4)
print('Àα¸ÀÇ ÇÕ:', sum(pops))