Submission #432540

#	Time	Username	Problem	Language	Result	Execution time	Memory
432540		Rouge_Hugo	버섯 세기 (IOI20_mushrooms)	C++14	25 / 100	110 ms	264 KiB

mushrooms

#include<bits/stdc++.h>
#include "mushrooms.h"
#define ll long long
#define fi first
#define se second
#define pb push_back
using namespace std;
vector<int>v;
int count_mushrooms(int n) {
    int a=1,b=0;
	for(int i=1;i<n-1;i+=2)
    {
        v.clear();v.pb(i);v.pb(0);v.pb(i+1);
        int x=use_machine(v);
        x=3-x;x--;
        a+=x;
    }
    v.clear();
    if(n%2==0)
    {
        v.pb(0);v.pb(n-1);
        if(use_machine(v))b++;else a++;
    }
    return a;
}

• Subtask 1: 25 / 100