题解 | #迭代器遍历容器#
#include <iostream>
// write your code here......
#include <vector>
using namespace std;
int main() {
// write your code here......
int num;
vector<int> nums;
while(cin >> num){
nums.emplace_back(num);
}
for(auto it = nums.begin(); it != nums.end(); ++it) {
cout << *it << " ";
}
cout << endl;
for(auto it = nums.end() - 1; it != nums.begin() - 1; --it) {
cout << *it << " ";
}
return 0;
}
