제출 #768408

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
768408		ono_de206	Mechanical Doll (IOI18_doll)	C++14	0 / 100	1 ms	212 KiB

doll

#include "doll.h"
#include<bits/stdc++.h>
using namespace std;

#define in insert
#define all(x) x.begin(),x.end()
#define pb push_back
#define eb emplace_back
#define ff first
#define ss second

// #define int long long
 
typedef long long ll;
typedef vector<int> vi;
typedef set<int> si;
typedef multiset<int> msi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;

void create_circuit(int m, std::vector<int> a) {
	int n = a.size();
	a.pb(0);
	vector<int> C(m + 1, 0), X, Y;

	function<int(vector<int>&)> solve = [&](vector<int>& vec) {
		if(set<int>(all(vec)).size() == 1) return vec[0];
		if(vec.size() == 2) {
			X.pb(vec[0]);
			Y.pb(vec[1]);
		} else {
			vector<int> first, second;
			for(int i = 0; i < (int)vec.size(); i += 2) {
				first.pb(vec[i]);
				second.pb(vec[i + 1]);
			}
			int id1 = solve(first), id2 = solve(second);
			X.pb(id1);
			Y.pb(id2);
		}
		return -(int)X.size();
	};
	C.resize(m + 1, solve(a));
	answer(C, X, Y);
}

컴파일 시 표준 에러 (stderr) 메시지

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:22:6: warning: unused variable 'n' [-Wunused-variable]
   22 |  int n = a.size();
      |      ^

• Subtask 1: 0 / 2
• Subtask 2: 0 / 4
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 18
• Subtask 6: 0 / 56