也可以调用全局函数模板 swap() 来完成同样的操作。 示例代码: #include<iostream>#include<queue>usingnamespacestd;intmain(){queue<int> q1;//定义一个数据类型为int的queue//向队列中加入元素q1.push(1);q1.push(2);q1.push(3);q1.push(4);queue<int>q2(q1);cout <<"q1队列中的元素个数为:"<<...
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clear() 删除所有元素 count() 返回指定元素出现的次数 empty() 如果map为空则返回true end() 返回指向map末尾的迭代器 equal_range() 返回特殊条目的迭代器对 erase() 删除一个元素 find() 查找一个元素 insert() 插入元素 max_size() 返回可以容纳的最大元素个数 size() 返回map中元素的个数 swap() ...
swap(A[i],A[m]); ++m; } } swap(A[m],A[r]); if(m>l+1)quicksort(A,l,m-1); if(m<r-1)quicksort(A,m+1,r); } int main(){ int A[10]; for(int i=0;i<10;i++) A[i]=10-i; for(int i=0;i<10;i++) cout<<A[i]<<' '; cout<<endl; quicksort(A,0,10-...
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14.clear 清空当前的vector 15.rbegin 将vector反转后的开始指针返回(其实就是原来的end-1) 16.rend 将vector反转构的结束指针返回(其实就是原来的begin-1) 17.empty 判断vector是否为空 18.swap 与另一个vector交换数据 3.1.2 基本用法 #include< vector> using namespace std; ...
Clear: 将bool变量设为false。 Exchange:将指定位置的值设置为传入值,并返回其旧值。 template<typenameT>TExchange(T*addr,constT&newVal){ToldVal=*addr;*addr=newVal;returnoldVal;} Compare And Swap(CAS):将指定位置的值与期望值比较,如果相等则赋值为新值,如果不等则将期望值设置为自身。返回是否设置成...
clear() Removes all elements from the container. Clone() Creates a new object that is a copy of the current instance. (Inherited from ICloneable) CopyTo(Array, Int32) Copies the elements of the ICollection to an Array, starting at a particular Array index. (Inherited from ICollection)...
In C/C++ > Advanced, clear the "Compile As" option. This means the file will be built as Objective-C(++) based on the file extension (by not setting/TC//TPflags that otherwise cause the file to be built as C/C++ irrespective of its extension). ...