Python3
#1
a = float(input()) ** 2
b = float(input()) ** 2
c = float(input()) ** 2
if a + b == c or b + c == a or c + a == b:
   print(YES)
else:
  print(NO)
#2
x0 = float(input())
y0 = float(input())
R = float(input())
x = float(input())
y = float(input())
if (x - x0) ** 2 + (y - y0) ^ 2 ** lt;= R ** 2:
  print(In)
else:
  print(Out)