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Submission #264429

# Submission time Handle Problem Language Result Execution time Memory
264429 2020-08-14T06:49:42 Z amalla Detecting Molecules (IOI16_molecules) C++17
0 / 100
 1 ms 256 KB 
#include "molecules.h"
#include<bits/stdc++.h>

using namespace std;

#define ll long long
int N, L, U;
vector<int> W;
bitset<1000> INF;

bitset<1000> DP(int i, int sum, bitset<1000> choosen) {
    if (sum>U) return INF;
    if (sum>=L) return i-1;
    if (i == N) return INF;

    bitset<1000> res1, res2, res;
    choosen[i] = 1;
    res1 = DP(i+1, sum + W[i], choosen);
    choosen[i] = 0;
    res2 = DP(i+1, sum, choosen);
    
    if (res1.count()>res2.count()) res = res1;
    else res = res2;

    return res;    
}

vector<int> find_subset(int l, int u, vector<int> w) {
    N = w.size(); L = l; U = u; W = w;
    bitset<1000> res = DP(0,0, -1);
    vector<int> Ans(res.count());
    for (int i = 0, j = 0; i<N; ++i) {
        if (res[i]) {
            Ans[j] = i;
            ++j;
        }
    }
    return Ans;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 1 ms 256 KB Contestant can not find answer, jury can
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 256 KB sum of weights should be in [302..304] but it is 150
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 1 ms 256 KB Contestant can not find answer, jury can
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 1 ms 256 KB Contestant can not find answer, jury can
4 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 1 ms 256 KB Contestant can not find answer, jury can
4 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 1 ms 256 KB Contestant can not find answer, jury can
4 Halted 0 ms 0 KB -