list = []
while True:
n = int(input("nb: "))
if n == 0:
break
list.append(n)
res = 1
sum = sum(list)
for x in list:
if x * x > sum:
res *= x
print(res)
# 2def isPerfectSquare(num):
s = int(num**0.5)
return s * s == num
def isFibonacciNumber(n):
return isPerfectSquare(5 * n * n + 4) or isPerfectSquare(5 * n * n - 4)
list = []
while True:
n = int(input('nb : '))
if n % 2:
odd = n
break
list.append(n)
if isFibonacciNumber(n):
print([x for x in list if not(x % 3)])
else:
print([x for x in list if not(x % 5)])
# 3list = []
N = int(input('N = '))
for i in range(N):
n = int(input('nb : '))
list.append(n)
print(sum([x for x in list if x * x % 10 == 9]))
