论文部分内容阅读
小朋友,如果要在路旁植树,你知道要买多少棵树苗吗?这类问题属于植树问题,你知道植树问题有哪些类型吗?下面和我一起来学习吧!一、不封闭路线情形1.路的两端都植树例1.有一条蜿蜒的小路长1200米,在路的一边从头到尾每隔5米栽一棵树,一共要栽多少棵树?我是这样解的。
Children, if you want to plant trees on the roadside, do you know how many saplings to buy? This type of problem belongs to the tree planting problem. Do you know what type of tree planting problem? Let’s learn together with me! Tree planting at both ends 1. There is a winding path of 1,200 meters, on the side of the road every 5 meters from start to finish planted a tree, a total of how many trees to be planted? I was so solution.