Ruudukko

while True:
  x = int(input())
  
  fl = [[i+1 for i in range(x)] if j == 0 else [0 for i in range(x)] for j in range(x)]
  
  
  def pront():
    return  "\n".join([" ".join(map(str,l)) for l in fl])
    
  
  def swapRow(lt):
    tmp = [i for i in lt]
    for i in range(0,x,2):
      try:
        a = tmp[i+1]
        tmp[i+1] = tmp[i]
        tmp[i] = a
      except IndexError:
        a = tmp[i]
        tmp[i] = tmp[i-1]
        tmp[i-1] = a
    return tmp
    
  def conflict(lt,l):
    cols = list(zip(*fl[:l]))
    for (i, val), col in zip(enumerate(lt), cols):
      if val in col:
        return (i, val)
  
  def correct(lt,l):
    for i, _ in enumerate(lt):
      conf = conflict(lt, l)
      if conf:
        pos, val = conflict(lt,l)
        cols = list(zip(*fl[:l]))
        for j in range(x):
          if val not in cols[::-1][j]:
            lt[pos] = lt[x-(j+1)]
            lt[x-(j+1)] = val
            break
        conf = conflict(lt,l)
  
  def swap2Row(lt):
    tmp = [i for i in lt]
    for i in range(x-2):
      a = tmp[i+2]
      tmp[i+2] = tmp[i]
      tmp[i] = a
    if len(tmp)%2 == 0:
      pass
    else:
      a = tmp[x-1]
      tmp[x-1] = tmp[x-2]
      tmp[x-2] = a
    return tmp
  
  fl[1] = swapRow(fl[0])
  for i, row in enumerate(fl[:x-2]):
    fl[i+2] = swap2Row(fl[i])
    correct(fl[i+2],i+2)
  
  print(pront())
  

Test 1

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 57, in <module>
    fl[1]...

Test 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 2, in <module>
    x = int...

Test 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 2, in <module>
    x = int...

Test 4

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 2, in <module>
    x = int...

Test 5

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 2, in <module>
    x = int...

Test 6

Verdict: TIME LIMIT EXCEEDED