C++ 알고리즘 - 백준 2164 카드2

https://www.acmicpc.net/problem/2164

 

#include <iostream>
#include <deque>
#define endl "\n"

using namespace std;

int main(void) {
	// C++ Init
	ios::sync_with_stdio(false);
	cin.tie(NULL);

	int input;
	int temp;
	deque<int> v;

	cin >> input;

	for (int i = 1; i <= input; i++) {
		v.push_back(i);
	}	

	while (v.size() != 1) {
		v.pop_front();
		temp = v.front();
		v.pop_front();
		v.push_back(temp);
	}

	cout << v[0] << endl;
}