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报纸同时担负新闻传播与广告传播的双重任务，实现“双重出售”，其核心问题是报纸所拥有的______。
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请使用“答题”菜单或使用VC6打开考生文件夹proj3下的工程proj3，其中声明了VaIArray类，该类在内部维护一个动态分配的整型数组。ValArray类的复制构造函数应实现对象的深层复制。请编写ValArray类的复制构造函数。在main函数中给出了一组测试数据，此情况下程序的输出应该是： ValArray v1=1,2,3,4,5 ValArray v2=1,2,3,4,5 要求：补充编制的内容写在//********333********与//********666********两行之间，不得修改程序的其他部分。 注意：程序最后已经将结果输出到文件out.dat中。输出函数writeToFile已经编译为obj文件，并且在本程序中调用。 //源程序 #include"ValArray.h" VaIArray:: VaIArray(const ValArray＆ other) //********333******** //********666******** int main() const int a[]=1,2,3,4,5 ; ValArray v1(a,5); cout＜＜"ValArray v1="; v1.print(cout); cout＜＜endl; ValArray v2(v1); cout＜＜"ValArray v2="; v2.print(cout); cout＜＜endl; // writeToFile("K: \\b10 \\61000101 \\"); return 0;
动脉导管未闭与室间隔缺损X线检查的主要区别点是
A budget(预算) is a spending plan. It can help you spend money wisely. It can do this by cutting out wasteful spending. Of course, preparing a budget takes planning, and following a budget takes will power. Your budget should meet your family’s needs and income. The first step in creating a budget is to set your goals. What does your family need and want You must know this to work out the details of the budget. Keep goals realistic, in terms of income available. Then decide which goals are the most important. The next step is estimating family income. Before you can plan wisely, you need to know how much money you have to spend! Write down all the money you expect to receive (wages, savings, interest, etc.) during the planned budget period. After you have calculated how much money will be available, it is time to estimate expenses. List all of your family expenses. If you are not satisfied with what you got for your money, look carefully at your spending. Studying your records will show where overspending has occurred. It will also point out poor buying habits. It is also a good idea to set aside a small amount of money for emergencies. Every family has small emergencies: a blown tire, a broken device, or the need for minor medical care. The writer suggests that it is a good idea to set aside some money because ______.
先天性心脏病最经济、最重要的无创性诊断方法是
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