Buggy python submission (verdict: Runtime Error):
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')

ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij 、aa_cij.T):
    ans+=1 
print(ans*n)


Fixed submission:
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij - aa_cij.T, z ):
    ans+=1 
print(ans*n)

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')

ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  for j in range(n):
    aa_cij=np.concatenate( [ aa_cij[:,1:], aa_cij[:,[0]] ], axis=1)
    if np.allclose(aa_cij, aa_cij.T ):
      ans+=1 
print(ans)

Fixed submission:
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij - aa_cij.T, z ):
    ans+=1 
print(ans*n)

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]

aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  for j in range(n):
    aa_cij=np.concatenate( [ aa_cij[:,1:], aa_cij[:,[0]] ], axis=1)
    if np.allclose(aa_cij - aa_cij.T, z ):
      ans+=1 
print(ans)

Fixed submission:
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij - aa_cij.T, z ):
    ans+=1 
print(ans*n)

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]

a=[]    
for i in range(n):
  a.append([s.index(i)+1  for i in list(input())])

aa_cij=np.array(a)
z=np.zeros((n,n))
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  for j in range(n):
    aa_cij=np.concatenate( [ aa_cij[:,1:], aa_cij[:,[0]] ], axis=1)

    #print(aa_cij)
    #print(aa_cij.T)
    #print(np.diag(np.diag(at)))
    #print(at-np.diag(np.diag(at)))
    if np.allclose(aa_cij-aa_cij.T,z):
      ans+=1 
print(ans)

Fixed submission:
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij - aa_cij.T, z ):
    ans+=1 
print(ans*n)

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]

a=[]    
for i in range(n):
  a0=list(input())
  an=[s.index(i)+1  for i in a0]
  a.append(an)

aa=np.array(a)
z=np.zeros((n,n))
ans=0
for i in range(n):
  for j in range(n):
    ci=[_ % n for _ in range(i,i+n)]
    cj=[_ % n for _ in range(j,j+n)]
    aa_ci=aa[ci,:]
    aa_cij=aa_ci[:,cj]
    at=aa_cij-aa_cij.T
    #print(ci)
    #print(cj)
    #print(aa_cij)
    #print(aa_cij.T)
    #print(np.diag(np.diag(at)))
    #print(at-np.diag(np.diag(at)))
    if np.allclose(at-np.diag(np.diag(at)),z):
      ans+=1 
print(ans)

Fixed submission:
import numpy as np
n=int(input())
s=[chr(i) for i in range(97, 97+26)]
 
aa_cij=np.array([[s.index(i)+1  for i in list(input())] for _ in range(n)],dtype='int8')
z=np.zeros((n,n),dtype='int8')
ans=0
for i in range(n):
  aa_cij=np.concatenate( [ aa_cij[1:,:], aa_cij[[0],:] ], axis=0)
  if np.allclose(aa_cij - aa_cij.T, z ):
    ans+=1 
print(ans*n)