Submission #799442

#	Time	Username	Problem	Language	Result	Execution time	Memory
799442		PixelCat	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	39 ms	6176 KiB

molecules

#include "molecules.h"

#ifdef NYAOWO
#include "grader.cpp"
#endif

#include <bits/stdc++.h>
#define For(i, a, b) for(int i = a; i <= b; i++)
#define Forr(i, a, b) for(int i = a; i >= b; i--)
#define F first
#define S second
#define sz(x) ((int)x.size())
#define all(x) x.begin(), x.end()
#define eb emplace_back
using namespace std;
using LL = long long;
using pii = pair<int, int>;

std::vector<int> find_subset(int lo, int hi, std::vector<int> w) {
    int n = sz(w);
    vector<pii> v;
    For(i, 0, n - 1) v.eb(w[i], i);
    sort(all(v));
    int l = 0, r = -1;
    LL tot = 0;
    For(i, 0, n - 1) {
        if(v[i].F > hi) break;
        tot += v[i].F;
        while(tot > hi) {
            tot -= v[l].F;
            l++;
        }
        if(tot >= lo) {
            r = i; break;
        }
    }
    vector<int> res;
    For(i, l, r) res.eb(v[i].S);
    return res;
}

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