def f(n, st=''):

while n>0:

st += str(n%5); n //= 5

return st

print(sorted([(f(5**2025 + 5**200 - x).count('4'), x) for x in range(2, 2026)],\

key=lambda x: (x[0], x[1]))[-1][1])

c = 0

maxi = 0

for x in range(2025,1,-1):

n = 5**2025+5**200-x

k = n

s=''

while k > 0:

s = s+str(k%5)

k = k // 5

s = s[::-1]

if s.count('4') > maxi:

maxi = s.count('4')

c = x

print(c)