17 lines
286 B
Python
17 lines
286 B
Python
|
from math import sqrt
|
||
|
|
N=int(input())
|
||
|
|
|
||
|
|
def premier(x):
|
||
|
|
for i in range(2,int(sqrt(x))+1):
|
||
|
|
if x%i==0:
|
||
|
|
return False
|
||
|
|
return True
|
||
|
|
|
||
|
|
if premier(N):
|
||
|
|
print('N')
|
||
|
|
else:
|
||
|
|
k=sqrt(N)
|
||
|
|
if int(k)**2==N and premier(k):
|
||
|
|
print('N')
|
||
|
|
else:
|
||
|
|
print('Y')
|