ICode—1级训练场（基础训练2）参考答案（python版）
1.
a = 4 Dev.step(a)
2.
a = 1 for i in range(4): Dev.step(a) Dev.turnLeft() a = a + 1
3.
.jztagtree{max-height:85vh;right:0px}.jzDown{top:10vh}.jztagtree li a{background-color:#448EF6}.jztagtree li a:before{border-right:10px solid #448EF6}.jztagtree li a:hover{background:#0045a6}.jztagtree li a:hover::before{border-right:10px solid #0045a6}
$("#jztoc").toc({content: ".single", headings: "h1,h2,h3"});