初学者若想要删除std::vector内的element,第一个想到的就是用for loop,若该iterator的值是我要删的,就erase 1 //Compile OK, but run-time error!! 2 for(std::vector<int>::iterator iter=ivec.begin(); iter!=ivec.end();++iter) { 3 if(*iter==8) { 4 ivec.erase(iter); 5 } 6 } 以...
#include <iostream> #include <vector> int main() { std::vector<int> vec = {6, 7, 8, 9, 10}; // 使用基于范围的for循环遍历vector for (int elem : vec) { std::cout << elem << " "; } std::cout << std::endl; return 0; } // 输出:6 7 8 9 10 3、使用 auto 关键字...
Example 2: C++ Ranged for Loop Using Vector #include<iostream>#include<vector>usingnamespacestd;intmain(){// declare and initialize vectorvector<int> num_vector = {1,2,3,4,5};// print vector elementsfor(intn : num_vector) {cout<< n <<" "; }return0; } Run Code Output 1 2 3 ...
vector<double> v; for (int i = 0; i < 10; ++i) v.push_back(i + 0.14159); // Range-based for loop to iterate through the vector, observing in-place. for( const auto &j : v ) cout << j << " "; cout << endl; cout << "end of vector test" << endl; 输出如下: 1 ...
for(inti=0;;){longi=1;// valid C, invalid C++// ...} Keywords for Example Run this code #include <iostream>#include <vector>intmain(){std::cout<<"1) typical loop with a single statement as the body:\n";for(inti=0;i<10;++i)std::cout<<i<<' ';std::cout<<"\n\n""2)...
for ( range_declaration : range_expression) loop_statement 1. 比如说: 1. vector<int> vec; 2. vec.push_back( 1 ); 3. vec.push_back( 2 ); 4. 5. for (int i : vec ) 6. { 7. cout << i; 8. } 1. 2. 3. 4.
endExample_For_Loop; architecturebehaveofExample_For_Loopis signalr_Shift_With_For :std_logic_vector(3downto0) := X"1"; signalr_Shift_Regular :std_logic_vector(3downto0) := X"1"; begin -- Creates a Left Shift using a For Loop ...
向量化是指将循环操作转化为矩阵或向量运算,以提高计算效率和性能。在云计算领域中,向量化可以通过使用并行计算、GPU加速、分布式计算等技术来实现。 对于向量化一个for-loop,可以采取以下步骤: ...
#include <iostream> #include <vector> int main() { std::vector<int> numbers = {1, 2, 3, 4, 5}; // Using a range-based for loop to iterate over the elements of the vector for (int number : numbers) { std::cout << number << " "; } return 0; } Output: 1 2 3 4 5 ...
{ /* Sum: '<S1>/Add' incorporates: * Inport: '<Root>/u1' * MultiPortSwitch: '<S1>/Index Vector' * UnitDelay: '<S1>/Unit Delay' */ rtb_y1 = U.u1[s1_iter] + DWork.UnitDelay_DSTATE; /* Update for UnitDelay: '<S1>/Unit Delay' */ DWork.UnitDelay_DSTATE = rtb_y1; } ...