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原始决策与追踪决策各有哪些特点我们一般作出的决策是哪一种

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高度为h(h＞O)的二叉树最少有【3】个结点。

Study Activities in University In order to help college and university students in the process of learning, four key study activities havebeen designed and used to encourage them to make knowledge their own. Ⅰ essay writing: central focus of university work esp. in the humanities, e.g.(l) (1) Benefits: 1) helping to select interesting content in books and to express understanding. 2) enabling teachers to know progress and to offer (2) (2) 3) familiarizing students with exam forms. Ⅱ seminars and classroom discussion: another form to internalize knowledge in specialized contexts. Benefits: 1) (3) enables you to know the effectiveness of your (3) expression and others’ response to your speech immediately. 2) Within the same period of time, more topics can be dealt with than in (4) (4) 3) The use of a broader range of knowledge is encouraged. Ⅲ individual tutorials: a substitute for group discussion. Format: from teacher (5) to flexible conversation. (5) Benefit: encouraging ideas and interaction. Ⅳ lectures: a most (6) used study activity. (6) Disadvantages: 1) less (7) than discussions or tutorials. (7) 2) more demanding in note-taking. Advantages: 1) providing a general (8) of a subject under discussion. (8) 2) offering more easily understood versions of a theory. 3) updating students on (9) developments. (9) 4) allowing students to following different (10) . (10) __

本题定义了一个求两个数的最大值的方法max，并调用该方法计算67和23的最大值。 public class javal public static void main(String[]args) javal temp=new javal(); int res=max(67,23); System.out.println("res="+res); static int max() int maxNum; if(a＜b) ; else maxNum=b; __;

(二) [背景资料] 某工程项目建设单位与甲施工单位签订了施工承包合同。甲施工单位将桩基础工程分包给乙施工单位；将设备安装工程分包给丙施工单位，设备由甲施工单位采购。施工过程中发生了以下事件：事件1：甲施工单位质量检查人员检查时发现乙施工单位在工程上使用了一批未经检验且质量文件资料不全的钢筋，甲施工单位指令乙施工单位停工处理。事件2：甲施工单位负责采购的工程设备未能按合同约定的时间组织进场，造成丙施工单位未能按原定施工计划组织施工。简述该项目中工程参与各方的合同关系。