Submission #1162358

#	Time	Username	Problem	Language	Result	Execution time	Memory
1162358		tsengang	Detecting Molecules (IOI16_molecules)	C++20	19 / 100	0 ms	328 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"
using namespace std;
#define ll long long
#define ff first
#define ss second
#define all(x) (x).begin(), (x).end()
#define pb push_back
#define ertunt return
const int mod = 998244353;
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
vector<int>find_subset(int l, int u, vector<int>w){
    int n = w.size();
    vector<pair<int,int>>p(n);
    for(int i = 0 ; i < n; i++){
        p[i].ss = i;
        p[i].ff = w[i];
    }
    sort(all(p));
    ll cur = 0;
    vector<int> ans;
    ll j = 0;
    while(j < n and cur + p[j].ff <= u){
        cur+=p[j].ff;
        j++;
    }
    if(j == 0)ertunt ans;
    if(cur >= l){
        for(int i = 0 ; i < j; i++)ans.pb(p[i].ss);
        ertunt ans;
    }
    int lst = n-1;
    int i = 0;
    while(lst >= j){
        if(cur >= l)break;
        cur+= p[lst].ff - p[i].ff;
        ans.pb(p[lst].ss);
        i++;
        lst--;
    }
    if(cur >= l){
        for(; i < j; i++)ans.pb(p[i].ss);
        ertunt ans;
    }
    else{
        vector<int>c;
        ertunt c;
    }
}

Compilation message (stderr)

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: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31