제출 #1314087

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1314087		activedeltorre	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	39 ms	5128 KiB

molecules

#include "molecules.h"
#include <vector>
#include <algorithm>
using namespace std;
long long spar[1000005];
vector<pair<int,int>>vec;
vector<int>makevec(int st,int dr)
{
    vector<int>rez;
    for(int i=st-1;i<dr;i++)
    {
        rez.push_back(vec[i].second);
    }
    return rez;
}
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    int n=w.size();
    for(int i=0;i<w.size();i++)
    {
        vec.push_back({w[i],i});
    }
    sort(vec.begin(),vec.end());
    for(int i=1;i<=n;i++)
    {
        spar[i]=spar[i-1]+vec[i-1].first;
    }
    for(int pref=1;pref<=n;pref++)
    {
        if(spar[pref]>=l && spar[pref]<=u)
        {
            return makevec(1,pref);
        }
    }
    for(int suf=1;suf<n;suf++)
    {
        if(spar[n]-spar[suf]>=l && spar[n]-spar[suf]<=u)
        {
            return makevec(suf+1,n);
        }
    }
    int can=0;
    for(int k=1;k<=n;k++)
    {
        if(spar[k]>u)
        {
            can=k-1;
            break;
        }
    }
    for(int i=1;i+can-1<=n;i++)
    {
        if(spar[i+can-1]-spar[i-1]>=l && spar[i+can-1]-spar[i-1]<=u)
        {
            return makevec(i,i+can-1);
        }
    }
    return std::vector<int>(0);
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31