spiral

n=int(input('Введите n:\n'))
matrix=[[0 for x in range(n+2)] for x in range(n+2)]
for x in range(n+2):
    matrix[0][x]=-1
    matrix[n+1][x]=-1
    matrix[x][0]=-1
    matrix[x][n+1]=-1
x=1
y=1
direction='right'
num=1
matrix[1][1]=1
while num<n**2:
    if direction=='right':
        if matrix[x][y+1]==0:
            num+=1
            matrix[x][y+1]=num
            y=y+1
            continue
        else:
            direction='down'
            continue
    elif direction=='left':
        if matrix[x][y-1]==0:
            num+=1
            matrix[x][y-1]=num
            y=y-1
            continue
        else:
            direction='up'
            continue
    elif direction=='down':
        if matrix[x+1][y]==0:
            num+=1
            matrix[x+1][y]=num
            x=x+1
            continue
        else:
            direction='left'
            continue
    elif direction=='up':
        if matrix[x-1][y]==0:
            num+=1
            matrix[x-1][y]=num
            x=x-1
            continue
        else:
            direction='right'
            continue

new_str=''
for x in matrix[1:n+1]:
    for y in x[1:n+1]:
        new_str+=(' '+str(y))
    print(new_str)
    new_str=''