제출 #739554

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
739554		Abrar_Al_Samit	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	428 KiB

molecules

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


vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();

    vector<int>id(n);
    iota(id.begin(), id.end(), 0);
    sort(id.begin(), id.end(), [&] (int i, int j) {
        return w[i] < w[j];
    });

    if(w[id[0]]>u) return vector<int>(0);

    vector<int>ret;

    long long cur = 0;

    int j = -1;
    for(int i=0; i<n; ++i) {
        ret.push_back(id[i]);
        cur += w[id[i]];
        if(cur>=l) {
            if(cur>u) {
                j = i;
                break;
            } else {
                return ret;
            }
        }
    }

    if(j==-1) return vector<int>(0);

    cur -= w[ret[0]];
    assert(cur >= l && cur <= u);

    ret.erase(ret.begin());
    return ret;
}

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• Subtask 4: 0 / 15
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• Subtask 6: 0 / 31