ارسال شماره 738

x = int(input())
z = 0
for i in range(1, x+1):
    if x % i == 0:
        z += 1
    if z > 2:
        break

if z > 2:
    print("aval nist")
elif z == 2:
    print("aval ast")
else:
    print("hich")