Buggy python submission (verdict: Runtime Error):
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  if not S[i] == S[-i]:
    f = 1
    print('No')
    break
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(len(s)//2):
    if not s[i] == s[-i]:
      f = 1
      print('No')
      break
if f == 0:
  s = S[int((len(S)+3)/2):]
  for i in range(len(S)//2):
    if not s[i] == s[-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Fixed submission:
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  #print(S[i], S[-1-i])
  if not S[i] == S[-1-i]:
    f = 1
    print('No')
    break
#print(f)
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(int(len(s)//2)):
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
#print(f)
if f == 0:
  s = S[int((len(S)+3)/2-1):]
  for i in range(int(len(s)//2)):
    #print(s[i], s[-1-i])
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Buggy python submission (verdict: Runtime Error):
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  if not S[i] == S[-i]:
    f = 1
    print('No')
    break
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(len(s)):
    if not s[i] == s[-i]:
      f = 1
      print('No')
      break
if f == 0:
  s = S[int((len(S)+3)/2):]
  for i in range(len(S)):
    if not s[i] == s[-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Fixed submission:
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  #print(S[i], S[-1-i])
  if not S[i] == S[-1-i]:
    f = 1
    print('No')
    break
#print(f)
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(int(len(s)//2)):
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
#print(f)
if f == 0:
  s = S[int((len(S)+3)/2-1):]
  for i in range(int(len(s)//2)):
    #print(s[i], s[-1-i])
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Buggy python submission (verdict: Runtime Error):
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  if not S[i] == S[-i]:
    f = 1
    print('No')
    break
if f == 0:
  for i in range(int((len(S)-1)/2)):
    if not S[i] == S[int((len(S)-1)/2-i)]:
      f = 1
      print('No')
      break
if f == 0:
  for i in range(int((len(S)+3)/2), len(S)) and f == 0:
    if not S[i] == S[-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Fixed submission:
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  #print(S[i], S[-1-i])
  if not S[i] == S[-1-i]:
    f = 1
    print('No')
    break
#print(f)
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(int(len(s)//2)):
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
#print(f)
if f == 0:
  s = S[int((len(S)+3)/2-1):]
  for i in range(int(len(s)//2)):
    #print(s[i], s[-1-i])
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Buggy python submission (verdict: Runtime Error):
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  if not S[i] == S[-i]:
    f = 1
    print('No')
    break
if f == 0:
  for i in range(int((len(S)-1)/2)):
    if not S[i] == S[int((len(S)-1)/2-i)]:
      f = 1
      print('No')
      break
if f == 0:
  for i in range((len(S)+3)/2, len(S)) and f == 0:
    if not S[i] == S[-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')

Fixed submission:
S = [i for i in input()]
f = 0
for i in range(len(S)//2):
  #print(S[i], S[-1-i])
  if not S[i] == S[-1-i]:
    f = 1
    print('No')
    break
#print(f)
if f == 0:
  s = S[:int((len(S)-1)/2)]
  for i in range(int(len(s)//2)):
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
#print(f)
if f == 0:
  s = S[int((len(S)+3)/2-1):]
  for i in range(int(len(s)//2)):
    #print(s[i], s[-1-i])
    if not s[i] == s[-1-i]:
      f = 1
      print('No')
      break
if f ==0:
  print('Yes')