Submission #589781

#	Time	Username	Problem	Language	Result	Execution time	Memory
589781		KrisjanisP	Detecting Molecules (IOI16_molecules)	C++14	46 / 100	110 ms	696 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

bool possible[10001];
ll current[10001];

vector<int> find_subset(int l, int u, vector<int> w) {
    ll n = w.size();
    possible[0] = 1;
    current[0] = -1;
    for(ll i=0;i<n;i++)
    {
        for(ll j=10000-w[i];j>=0;j--)
        {
            if(!possible[j]) continue;
            if(possible[j+w[i]]) continue;
            possible[j+w[i]]=1;
            current[j+w[i]]=i;
        }
    }
    //cout<<"hello\n";
    for(ll i=l;i<=u;i++)
    {
        if(possible[i])
        {
            vector<int> res;
            ll j = i;
            while(j!=0)
            {
                res.push_back(current[j]);
                j = j - w[current[j]];
                //cout<<j<<" "<<current[j]<<"\n";
            }
            return res;
            break;
        }
    }
    return vector<int>(0);
}

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