제출 #1182681

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1182681		lalig777	버섯 세기 (IOI20_mushrooms)	C++20	80.71 / 100	3 ms	464 KiB

mushrooms

#include <iostream>
#include <vector>
#include <algorithm>
#include "mushrooms.h"
using namespace std;

int count_mushrooms(int n){
	vector<int>a;
	vector<int>b;
	vector<int>x;
	int counta=1, i=1;
	a.push_back(0);
	while (i<n){
		x.clear();
		if (a.size()>b.size()){
			for (int j=0; j<a.size(); j++){
				if (j+i>=n) break;
				x.push_back(a[j]);
				x.push_back(j+i);
			}i+=a.size();
			int y=use_machine(x);
			if (y%2==0){
				a.push_back(x[x.size()-1]);
				counta++;
			}else{
				b.push_back(x[x.size()-1]);
			}counta+=(x.size()/2-1-y/2); 
		}else{
			for (int j=0; j<b.size(); j++){
				if (j+i>=n) break;
				x.push_back(b[j]);
				x.push_back(j+i);
			}i+=b.size();
			int y=use_machine(x);
			if (y%2==0){
				b.push_back(x[x.size()-1]);
			}else{
				a.push_back(x[x.size()-1]);
				counta++;
			}counta+=(y/2); 
		}
	}return counta;
}

• Subtask 1: 80.7143 / 100