I noticed several bare branches near the top, their black twig ___ the air like claws. A、is scratchingB、scratchingC、scratchedD、was scratching

I noticed several bare branches near the top, their black twig ___ the air like claws.

A、is scratching

B、scratching

C、scratched

D、was scratching


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有如下程序: nclude using namespace std; class Stack{ 有如下程序: #nclude<iostremn> using namespace std; class Stack{ public: Stack(unsigned n=10:size(n){rep_=new int[size];top=O;} Stack(Stacks):size(s.size) { rep_=new int[size]; for(int i=0;i<size;i++)rep_[i]=s.rep_[i]; top=s.top; } ~Stack(){delete[]rep_;} void push(int a){rep_[top]=a; top++;} int opo(){--top;return rep_[top];} bool is Empty()const{return top==O;} pavate: int*rep_; unsigned size,top; }; int main() { Stack s1; for(int i=1;i<5;i++) s1.push(i); Stack s2(s1); for(i=1;i<3;i++) cout<<s2.pop()<<','; s2.push(6); s1.push(7); while(!s2.isEmpty()) cout<<s2.pop()<<','; return 0; } 执行上面程序的输出是A.4,3,2,1B.4,3,6,7,2,1C.4,3,6,2,1D.1,2,3,4

I (give advice) to you to go to the Town Hall and ask them for the information about it.选择能代替括号里的选项A、announceB、adviseC、noticeD、advertise

有如下程序:include using namespace std;class Stack {public: Stack(unsigned n= 1 有如下程序: #include <iostream> using namespace std; class Stack { public: Stack(unsigned n= 10):size(n) {rep_=ew int[size]; top=0;} Stack(Stack s):size(s.size) { rep_=new int[size]; for(int i=0;i<size;i++) rep_[i]=s.rep_[i]; top=s.top; } ~Stack() {delete[]rep_;} void push(int a) {rep_[top]=a; top++;} int pop() {--top;return rep_[top];} bool isEmpty() const {return top==0;} private: int *rep_; unsigned size,top; }; int main() { Stack s1; for(int i= 1;i<5 ;i++) s1. push(i); Stack s2(s1); for(i= 1 ;i3;i++) cout<<s2.pop()<<','; s2.push(6); si.push(7); while(!s2.isEmpty()) cout<<s2.pop()<<','; return 0; }执行上面程序的输出是______ 。A.4,3,2,1,B.4,3,6,7,2,1,C.4,3,6,2,1,D.1,2,3,4,

有如下程序:include using namespace std;class Stack{public:Stack(unsigned n=10 有如下程序: #include <iostream.h> using namespace std; class Stack { public: Stack(unsigned n=10):size(n){rep_=new int [size]; top=0;} Stack(Stacks): size (s.size) { rep_=new int[size]; for (int i=0;i<size;i++) rep_[i]=s.rep_[i]; top=s.top; } ~Stack(){delete[]rep_;} void push(int a){rep_[top]=a; top++;} int pop(){--top; return rep_[top];} bool isEmpty() const {return top ==0;} private: int*rep_; unsigned size, top; }; int main() { Stack s1; for(int i=1;i<5;i++) sl.push(i); Stack s2(s1); for (int i=1;i<3;i++) cout<<s2.pop()<<','; s2.push(6); s1.push(7); while(!s2.isEmpty()) cout<<s2.pop()<<','; return 0; } 执行上面程序将输出( )。A.4,3,2,1,B.4,3,6,7,2,1,C.4,3,6,2,1,D.1,2,3,4,

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若栈采用顺序存储方式存储,现两栈共享空间V[1..m],top[i]代表第i个栈(i =1,2)栈顶,栈1的底在v[1],栈2的底在V[m],则栈满的条件是()A.|top[2]-top[1]|=0B.top[1]+1=top[2]C.top[1]+top[2]=mD.top[1]=top[2]

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16、若栈采用顺序存储方式存储,现两栈共享空间V[1..m],top[i]代表第i个栈(i =1,2)栈顶(该位置不存储对应栈数据),栈1的底在v[1],栈2的底在V[m],则栈满的条件是()。A.|top[2]-top[1]|=0B.top[1]-1=top[2]C.top[1]+top[2]=mD.top[1]=top[2]

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