1 #include "opencv2/objdetect.hpp" 2 #include "opencv2/videoio.hpp" 3 #include "opencv2/highgui.hpp" 4 #include "opencv2/imgproc.hpp" 5 #include <iostream> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <conio.h> 9 using namespace std; 10 using namespace cv; 11 int main() 12 { 13 std::vector<int> vec; 14 vec.push_back(1); 15 vec.push_back(2); 16 vec.push_back(3); 17 vec.push_back(4); 18 cout<<vec[3]<<endl; 19 vector<int>::iterator it; 20 for(it=vec.begin();it!=vec.end();it++){ 21 cout<<"vector:"<<*it<<endl; 22 } 23 vec.insert(vec.begin()+3,9); 24 cout<<vec[3]<<endl; 25 vec.erase(vec.begin()+3); 26 cout<<vec[3]<<endl; 27 cout<<vec.size()<<endl; 28 29 getch(); 30 return 0; 31 }
