编辑代码

#include <iostream>
#include <bits/stdc++.h>
using namespace std;
int main() {
    
	cout << "测试开始..." << endl;
    vector<int> svec10(10,10);
    vector<int> svec24(24,24);
    vector<int>::iterator it = svec10.begin();
    cout<<"*it: "<< *it <<endl;
    swap(svec10, svec24);
    cout<<"after swap..."<<endl;
    cout<<"*(it+1): "<< *(it+1)<< endl;
    cout<<"*svec10.begin(): "<< svec10[0]<< endl;
    cout<<"*svec24.begin(): "<< svec24[0]<< endl;
    cout<<"svec10.size(): "<< svec10.size()<< endl;
    cout<<"svec24.size(): "<< svec24.size()<< endl;
	return 0;
}