Submission #1283575

#	Time	Username	Problem	Language	Result	Execution time	Memory
1283575		stanwaibbange	Detecting Molecules (IOI16_molecules)	C++20	9 / 100	1 ms	348 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
const int INF = 1'000'000'001;

std::vector<int> find_subset(int l, int u, std::vector<int> w)
{
    int n = w.size();
    sort(w.begin(), w.end());

    vector<vector<bool>> dp(n + 1, vector<bool>(u + 1, false));
    dp[0][0] = true;
    for (int i{1}; i <= n; ++i)
    {
        for (int j{0}; j < u + 1; ++j)
        {
            if (j-w[i-1] >= 0) {
                dp[i][j] = dp[i-1][j] || dp[i-1][j-w[i-1]];
            }
            else {
                dp[i][j] = dp[i-1][j];
            }
        }
    }
    vector<int> out{};
    int jj{-1};
    for (int j{u}; j >= l; --j)
        {
            if (dp[n][j]) {
                jj = j;
            }
        }
    if (jj == -1) {
        return std::vector<int>(0);
    }
    for (int i{n}; i > 0; --i)
        {
            if (jj-w[i-1] >= 0 && dp[i-1][jj-w[i-1]]) {
                out.push_back(i-1);
                jj -= w[i-1];
            }
        }
    return out;
    
}

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