a, b, c = list(map(int, input().split()))



from decimal import Decimal



if Decimal(a).sqrt() + Decimal(b).sqrt() < Decimal(c).sqrt():

    print('Yes')

else:

    print('No')
a,b,c = list(map(int, input().split()))



if 4*a*b < (c-a-b)**2 and c-a-b > 0:

    print('Yes')

else:

    print('No')
a, b, c = list(map(int, input().split()))
from decimal import Decimal

if Decimal(a).sqrt() + Decimal(b).sqrt() < Decimal(c).sqrt():
    print("Yes")
else:
    print("No")

a, b, c = list(map(int, input().split()))
if 4 * a * b < (c - a - b) ** 2 and c - a - b > 0:
    print("Yes")
else:
    print("No")

-from decimal import Decimal - -if Decimal(a).sqrt() + Decimal(b).sqrt() < Decimal(c).sqrt(): +if 4 * a * b < (c - a - b) ** 2 and c - a - b > 0: