Ruudukko

n = input()
grid = [[0 for i in range(n)]for i in range(n)]

def getNum(grid, x, y):
   number = 0
   while True:
      number+=1
      row = grid[x]
      column = []
      for rw in grid:
         column.append(rw[y])
      inRow = number in row
      inColumn = number in column
      if inRow == False and inColumn == False:
         break
   return number

for x in range(n):
   for y in range(n):
      grid[x][y] = getNum(grid, x, y)

for row in grid:
   for i in row:
      print i,
   print

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED