# your code goes here
#0JLQsNGB0LjQu9C10L3QutC+INCQ0YDRgtC10Lwg
#простезавдання1_14
def progA(a,b):
s = a**2-4*(((a-b)/2)**2)
return s
print(progA(10,8))
def progB(a,b):
s = (a**2*3**(1/2))/4 - 3*(((a-b)/2)**2*3**(1/2))/4
return s
print(progB(10,8))
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCiMwSkxRc05HQjBMalF1OUMxMEwzUXV0QytJTkNRMFlEUmd0QzEwTHdnCgoKI9C/0YDQvtGB0YLQtdC30LDQstC00LDQvdC90Y8xXzE0CgpkZWYgcHJvZ0EoYSxiKToKICAgIHMgPSBhKioyLTQqKCgoYS1iKS8yKSoqMikKICAgIHJldHVybiBzCnByaW50KHByb2dBKDEwLDgpKSAgICAKCmRlZiBwcm9nQihhLGIpOgogICAgcyA9IChhKioyKjMqKigxLzIpKS80IC0gMyooKChhLWIpLzIpKioyKjMqKigxLzIpKS80CiAgICByZXR1cm4gcwpwcmludChwcm9nQigxMCw4KSkgICAgCg==