Submission #1196589

#	Time	Username	Problem	Language	Result	Execution time	Memory
1196589		al95ireyiz	Detecting Molecules (IOI16_molecules)	C++20	31 / 100	191 ms	13372 KiB

molecules

//*** Bismillah ***//
#pragma GCC optimize("O3")
#pragma GCC optimize("fast-math")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("no-stack-protector")
#include <bits/stdc++.h>
using namespace std;
#if !defined(ONLINE_JUDGE) and !defined(EVAL)
#include "template/debug.h"
#else
#define d(x...)
#endif
#define fr first
#define sc second
#define in insert
#define ll long long
#define pb push_back
#define vll vector<ll>
#define pll pair<ll,ll>
#define vvll vector<vll>
#define vpll vector<pll>
#define len(x)(ll)x.size()
#define all(x)x.begin(),x.end()
const ll INF = 1e9;
const ll INFL = 1e18;
const ll MOD = 1e9+7;
// const ll MOD = 998244353;
const ll maxn = 1e4+5;
ll n,m,k=0;
#include "molecules.h"
vll v;
ll l, r;
bitset<maxn>dp[maxn];
bitset<maxn>dpp;
vector<int> find_subset(int _l, int _r, vector<int> _w){
    l = _l, r = _r; v.clear(); for(auto x : _w) v.pb(x); n = len(v);
    for(ll i = 0; i <= r; i ++){
        dp[i].reset();
    }
    dpp.reset();
    if(accumulate(all(v), 0ll) < l) return {};
    for(ll i = 0; i < n; i ++) if(l <= v[i] and v[i] <= r) return {(int)i};

    for(ll i = 0; i < n; i ++){
        vll sy;
        for(ll j = dpp._Find_first();j <= r;j = dpp._Find_next(j)){
            sy.pb(j);
        }
        reverse(all(sy));
        for(auto j : sy){
            dp[j + v[i]] = dp[j];
            dp[j + v[i]][i] = 1;
            dpp[j + v[i]] = 1;
            if(l <= j + v[i] and j + v[i] <= r){
                vector<int>cv;
                for(ll q = 0; q < maxn; q ++) if(dp[j + v[i]][q]) cv.pb(q);
                return cv;
            }
        }
        dp[v[i]].reset();
        dp[v[i]][i] = 1;
        dpp[v[i]] = 1;
    }
    return {};
}
// void _(ll tt){
// }
// signed main(){
//     ll tm=clock();
//     cin.tie(0)->sync_with_stdio(0);
//     ll t=1;
//     // cin>>t;
//     for(ll tt=1;tt<=t;tt++){
//             _(tt);
//     }
//     cerr<<"\n\033[1;31mTime: \033[1;30m" \
//         <<(double)(clock()-tm)/1000000<<"\033[1;32m seconds\n";
// }

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