1)
a = list(map(float,input().split()))
b = 1
for i in range (len(a)):
if a[i] % 2 != 0:
b *= i**2
k += 1
print (b**(1/k))
2)
a = list(map(float,input().split()))
for i in range (len(a)):
print (a[i],end=' ')
if abs(a[i]) > 10:
a[i] = 0
print ('')
for i in range (len(a)):
print (a[i],end=' ')