def evenr_to_cube(col, row):
    x = col - (row + (row&1)) // 2
    z = row
    y = -x-z
    return (x, y, z)
 
def cube_to_evenr(x, y, z):
    col = x + (z + (z&1)) // 2
    row = z
    return (col, row)
 
def hexrange(dist):
    results = []
    for x in range(-dist, dist + 1):
        for y in range(max(-dist, -x-dist), min(dist+ 1, -x+dist+1)):
            z = -x-y
            results.append((x, y, z))
            #results.append(cube_to_evenr(x, y, z))
    return results
 
print(hexrange(1))
print(hexrange(2))

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