尼克松进行战略收缩的表现有() ①从越南南方撤兵②基辛格访化③立足于打小规模的局部战争④提出“战略防御计划”
A.①②
B.③④
C.①⑧
D.②④
参考答案:A
有如下程序: #include <iostream> using namespace std; class Test public: Test() n+=2; ~Test() n-=3; static int getNum()retum n; private: static int n; ; int Test:: n=1; int main() Test*p=new Test; delete p; cout<<"n="<<Test:: getNum()<<end1; return 0; ;执行后的输出结果是______.
A.n=0
B.n=1
C.n=2
D.n=3
草原(steppe)