半径为r的轮子在水面上作无滑动滚动

排列与组合 捆绑法的组合用不用全排 选择法排序出错啊#includeint main(){\x09int i,j,k,x,a[10];\x09for(i=0;i 正方形加两条直线有几种画法能分成四个大小一样的图形? 求把全等三角形分成三个全等的图形的三种画法. 在一个长方形上画一条线段,把它分成形状和大小完全一样的两个图形,你有几种画法,附图 x一0.5x=16的解 用一条线段把一个平行四边形分成两个完全一样的图形,有什么规律,用图表示 数据结构课程设计－内部排序算法时间的比较（1）冒泡、直插、选择、快速、希尔、归并排序算法进行比较；（2）待排序的元素的关键字为整数.其中的数据要用伪随机产生程序产生（如1000 数据结构中什么是排序算法的稳定性? 数据结构关于排序算法的问题?插入排序、选择排序、冒泡排序、基数排序、堆排序的算法中其比较次数与初始数据集顺序无关的是?请说明理由. C++数据结构编算法,排序的两道题,求大牛1.编写算法,实现将整型数组中的元素按照奇数和偶数分开,使奇数在原数组的前面,偶数在原数组的后面.2.利用快速排序算法的思想,编写算法,实现求第k 合并法排序的数据结构的一道问题有n个整数,他们分别存在m个子数列(sub-array)中,(n>1,m>1,n>>m) 设计一个排序算法,伪代码就可以,使得n个整数升序排列,并且最重要的是,要让算法比O(n log 2 n)(以二 1.5x(x-3）=60 (3/5x+60)+(3/5x+60*1/3)=x 3分之5x-1 -x>1解不等式. 画一条线段,把长方形分成两个大小完全相同的梯形,有几种画法?最好有图解 ①--It was careless of you to have left your clothes outside all night.--My god!I______________.A.So did I.B.So I did.C.So were you.D.So did you.②I don't like ____at me .A.them laughingB.their laughC.them laughD.them to have laughed要理由.答 You may give the dictionary to ____you think needs it neccessarilyA.whomever B.whom C.whichever D.whoever为什么不可以选A 这道题的关系词不是做think的宾语吗? I'll go with you after I get through with____the house.A.cleaningB.to cleaningC.to be cleanedD.having cleaned为什么.还有get through with doing sth这个词组有吗?怎么用的. I told Sally how to get there,but perhaps I ( ) for her.A.must have written it outB,had to write it outC.ought to write it outD.should have wriiten it out.为什么? （5x-12):(x+12)=7:5 计算 x+7/5x=5/12 (7/5)×(X+12)=5x-12我急用。 一个直角梯形,上底1厘米,下底2厘米,高3厘米,讲在图中画一条线段,使其变成形状相同,面积相等的两个四 高中英语选择题分析The problem __________tomorrow is related to the rising prices of the housesA discussed Bto be discussed C discessing D being disscussed各选项详细分析,谢了 1/The doctor advised my father to build up his _____after the operation by running slowly for half an hour every day.A\energy B\strength C\force D\power 选B 为什么?（下同）2、---Mr Green _____at 8.00 for the important meeting ,but he hasn't _______ in the cage for half a day ,the bird became hungryA .Being kept B.Kept C.Having been kept D.Have been kept The form needs—— in inkA filling B to fill in C being filled in D to be filledThought it sounds a bit too dear ,it is well worth ——A being bought B bought C buying D to be bouthg要死了要死了！我们老师说第一题选A A选项我少 把平行四边形非成面积相等的2部分,有几种分法.不经过对角线的交点行吗?不是非成是分成 在平行四边形的纸片对折一次,使的横折平分平行四边形面积的一半的折法有几种a.1b.2c.3d.无数种 平行四边形面积有几种求法?.) 平分一个平行四边形,使每一份是整个平行四边形的25%.有几种分法?1、省略的人byebye.2、请说明共有几种并都画出来（用画图吧很简单）