题解 | #最后k个元素#

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,k;
	vector<int>a;
	// write your code here......
	cin >> n;
	cin >> k;
	int data;
	while(cin >> data)
	{
		a.push_back(data);
		n--;
		if(n == 0)
		{
			break;
		}
	}

	for(auto it = a.rbegin();it != a.rend();it++)
	{
		cout << *it << ' ';
		k--;
		if(k == 0)
		{
			break;
		}
	}
	
	return 0;
}