Submission #252249

#	Time	Username	Problem	Language	Result	Execution time	Memory
252249		paradox	Detecting Molecules (IOI16_molecules)	C++17	46 / 100	190 ms	760 KiB

molecules

#include "molecules.h"

#include <iostream>
#include <fstream>
#include <vector>
#include <set>
#include <map>
#include <cstring>
#include <string>
#include <cmath>
#include <cassert>
#include <ctime>
#include <algorithm>
#include <sstream>
#include <list>
#include <queue>
#include <deque>
#include <stack>
#include <cstdlib>
#include <cstdio>
#include <iterator>
#include <functional>
#include <unordered_set>
#include <unordered_map>
using namespace std;
 
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define pii pair<int, int>
#define vi vector<int>
#define fast_io ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
 
typedef long long ll;
typedef short inth;
 
const int N = 1e4;
const int M = N + 7;
const int MOD = 1e9 + 7;
const ll INF = 1e16 + 17;

bool dp[M];
int par[M];

vector<int> find_subset(int l, int u, vector<int> w) {
    dp[0] = true;
    for (int i = 0; i < sz(w); ++i) {
        for (int j = N; j >= w[i]; --j) {
            if (!dp[j] && dp[j - w[i]]) {
                dp[j] = true;
                par[j] = i;
            }
        }
    }
    vector<int> ans;
    int v = 0;
    for (int i = l; i <= u; ++i) {
        if (dp[i]) {
            v = i;
            break;
        }
    }

    while (v) {
        ans.pb(par[v]);
        v -= w[par[v]];
    }
    sort(all(ans));

    return ans;
}

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