牛马耕地

import mcpi.minecraft as mmc
import minecraftstuff as mms

mc = mmc.Minecraft.create()
# mc.player.setTilePos(3, 3, 0)
md = mms.MinecraftDrawing(mc)
blocks = [ mms.ShapeBlock(0,0,0,20),
           mms.ShapeBlock(-1,0,0,20),
           mms.ShapeBlock(-1,-1,0,20),
           mms.ShapeBlock(1,0,0,20),
           mms.ShapeBlock(1,-1,0,20),
           mms.ShapeBlock(1,1,0,20),
           mms.ShapeBlock(2,1,0,20)]#!模型方块
x,y,z = mc.player.getTilePos() # 获取坐标
pos = mmc.Vec3(x,y+1,z)
cow = mms.MinecraftShape(mc,pos,blocks)
import time
time.sleep(5)
for i in range(10):
    cow.moveBy(1,0,0) #! 移动 移动到绝对坐标
    mc.setBlock(x+i,y-1,z,3)
    time.sleep(1)
cow.clear() #! 清除模型

# n除以k
k = int(input()) # 读取k的值
# 字符串 拼接
n = '1'
while 1:
    if int(n) % k == 0:
        print(len(n))
        break
    else:
        n = n + '1'
        if len(n) > 19:
            print(-1)
            break