25 lines
474 B
C++
25 lines
474 B
C++
#include <bits/stdc++.h>
|
|
|
|
using namespace std;
|
|
|
|
vector<int> v(0);
|
|
|
|
int x;
|
|
|
|
int main() {
|
|
vector<int>::iterator iter;
|
|
v.insert(v.begin(), 1);
|
|
v.insert(v.begin(), 2);
|
|
v.insert(v.begin(), 3);
|
|
v.insert(v.begin(), 4);
|
|
v.push_back(5);
|
|
|
|
for (iter = v.begin(); iter != v.end(); ++iter)
|
|
cout << *iter << " ";
|
|
|
|
cout << v.empty() << endl;
|
|
cout << v.size()<< endl;
|
|
v.clear();
|
|
v.erase(v.begin());
|
|
return 0;
|
|
} |