Submission #71703337

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Source Code Expand

N = int(input())
G = [[0] * N for _ in range(N)]

r = 0
c = (N-1)//2
k = 1
G[r][c] = k

for _ in range(N*N):
  if G[(r-1)%N][(c+1)%N] == 0:
    G[(r-1)%N][(c+1)%N] = k+1
    r = (r-1)%N
    c = (c+1)%N
    k+=1
  elif G[(r+1)%N][c] == 0:
    G[(r+1)%N][c] = k +1
    r= (r+1)%N
    c =c
    k += 1
  else:
    break

for i in range(N):
  for j in range(N):
    print(G[i][j],end=" ")
  print('')

Submission Info

Judge Result