#171
#price_list = [32100, 32150, 32000, 32500]

#for var in range(0,len(price_list)):
#    print(price_list[var])

#172 173
#price_list = [32100, 32150, 32000, 32500]
#for var in range(0,len(price_list)):
#    print("{0} {1}".format(len(price_list)-(1+var), price_list[var]))


#174
#price_list = [32100, 32150, 32000, 32500]

#for var in range(0,3):
#    print('{0} {1}'.format('1'+str(var)+'0', price_list[var+1]))

#175
#my_list = ['가', '나', '다', '라']
#for var in range(len(my_list)-1):
#    print(var, len(my_list))
#    print(f'{my_list[var]} {my_list[var+1]}')

#176
#my_list = ['가', '나', '다', '라', '마']
#for var in range(len(my_list)-2):
#    print(my_list[var], my_list[var+1], my_list[var+2])

#177
#my_list = ['가', '나', '다', '라']

#for var in range(len(my_list)-1,0,-1):
#    print(f'{my_list[var]}', f'{my_list[var-1]}')

#178
#my_list = [100,200,400,800, 840]
#for var in range(0, len(my_list)-1):
#    print(my_list[var+1]-my_list[var])

#179
#my_list = [100,200,400,800,1000, 1300]
#for var in range(len(my_list)-2):
#    print(f'{(my_list[var]+my_list[var+1]+my_list[var+2])/3}')

#180
#low_prices  = [100,200,400,800,1000]
#high_prices = [150, 300, 430, 880, 1000]
#volatility= []
#for var in range(len(low_prices)):
#    volatility.append(high_prices[var]-low_prices[var])

#print(volatility)