Submission #739406

#	Time	Username	Problem	Language	Result	Execution time	Memory
739406		Abrar_Al_Samit	Detecting Molecules (IOI16_molecules)	C++17	31 / 100	1072 ms	716 KiB

molecules

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

const int nax = 1000;

bitset<nax * 500 + 1>dp;
bool taken[nax];
vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();

    dp[0] = 1;
    for(int i=0; i<n; ++i) {
        dp |= (dp<<w[i]);
    }

    int st = -1;
    for(int x=l; x<=u; ++x) {
        if(dp[x]) {
            st = x;
            break;
        }
    }  

    vector<int>ret; 
    if(st==-1) return ret;


    while(st) {
        for(int i=0; i<n; ++i) if(!taken[i] && st-w[i]>=0 && dp[st-w[i]]) {
            taken[i] = true;
            ret.push_back(i);
            st -= w[i];
        }
    }

    return ret;
}

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31