Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
else:
  F = list(range(2, N+1, 2))
  a5 = int(np.log(N) // np.log(5))
  B = []
  for i in range(a5):
    a=2 * (5 ** (i+1))
    b = [f for f in F if f % a == 0]
    B.append(len(b))
  ans = np.sum(B)
print(ans)

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)

Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
n = N % 2
if n == 1:
  ans = 0
else:
  AB = list(range(N, 1, -2))
  a = int(np.log(N) / np.log(5))
  ab = []
  for i in range(a):
    a5 = 2 * 5 ** (i + 1)
    for Ab in AB:
      if Ab % a5 == 0:
        ab.append(Ab)
  ans = np.sum(ab)
print(ans)

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)

Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
n = N % 2
if n == 1:
  ans = 0
else:
  AB = list(range(N, 1, -2))
  AB = [ab for ab in AB if ab % 10 == 0]
  AB = [np.log10(ab) for ab in AB]
  AB = [int(ab) for ab in AB]
  ans = np.sum(AB)
print(ans)

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)

Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
n = N % 2
if n == 1:
  ans = 0
else:
  AB = list(range(N, 1, -2))
  AB = [len(str(ab)) - 1 for ab in AB if ab % 10 ==0]
  ans = np.sum(AB)
print(ans)

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)

Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
n = N % 2
if n == 1:
  ans = 0
else:
  AB = [N]
  for i in range(N // 2 -1):
    ab = AB[-1] - 2
    AB.append(ab)
  AB = [int(np.log10(ab)) for ab in AB if ab % 10 ==0]
  ans = np.sum(AB)
print(ans)

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)

Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
if N < 2:
  Ans = 1
else:
  n = N % 2
  AB = [N]
  if n == 0:
    ni = N //2 -1
  else:
    ni = N //2
  for i in range(ni):
    ab = AB[-1] - 2
    AB.append(ab)
  Ans = str(np.prod(AB))
Ans = list(reversed(Ans))
ans = []
for i in range(len(Ans)):
  if Ans[i] == '0':
    ans.append(i)
  else:
    break
print(len(ans))

Fixed submission:
import numpy as np
N = int(input())
n2 = N % 2
if n2 != 0:
  ans = 0
elif N <= 2:
  ans =0
else:
  a = int(np.log(N) // np.log(5))
  A = [N // (2 * (5 ** (i + 1))) for i in range(a)]
  ans = np.sum(A)
print(ans)