def authentication (n): A=list(range(1,n+1)) i=2 | Offcampus update (official)
def authentication (n):
A=list(range(1,n+1))
i=2
While i A=[ A[j] for j in range(len(A)) if j%i !=0]
i+=1
return (["Yes" if len(A)>0 else "No"])
print(authentication (int(input()))
Language:- Python3
Blujay solution
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