oj.uz

Submission #265567

# Submission time Handle Problem Language Result Execution time Memory
265567 2020-08-15T01:54:33 Z cjoa Detecting Molecules (IOI16_molecules) C++11
0 / 100
 1 ms 384 KB 
#include "molecules.h"

#include <vector>
#include <algorithm>
#include <utility>
#include <numeric>
#include <cassert>
#include <cstdio>

using namespace std;

typedef pair<int,int> II;

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
   const int N = w.size();

   long long sum = 0;
   vector<II> V;
   for (int i = 0; i < N; ++i) {
      V.push_back({w[i], i});
      sum += w[i];
   }

   if (sum < l)
      return {};

   sort(V.begin(), V.end());

   if (V.begin()->first > u)
      return {};

   vector<long long> psum(N+1);
   for (int i = 1; i <= N; ++i)
      psum[i] = psum[i-1] + V[i-1].first;

// fprintf(stderr, "l:%d  u:%d\n", l, u);

   for (int R = 1; R <= N; ++R) {
      if (psum[R] < l) continue;
      int L = lower_bound(psum.begin(), psum.begin()+R, psum[R]-u) - psum.begin();
   // fprintf(stderr, "L:%d  R:%d  psum[R]:%lld\n", L, R, psum[R]);
      if (psum[R] - psum[L] >= l) {
         vector<int> res;
         for (int i = L+1; i <= R; ++i)
            res.push_back(V[i-1].second);
         return res;
      }
   }

   assert(false);
   return {};
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 0 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 1 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Runtime error 1 ms 384 KB Execution killed with signal 11
14 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 12, answer = YES)
2 Correct 0 ms 256 KB OK (n = 12, answer = YES)
3 Runtime error 1 ms 384 KB Execution killed with signal 11
4 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 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 0 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 1 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Runtime error 1 ms 384 KB Execution killed with signal 11
14 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 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 0 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 1 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Runtime error 1 ms 384 KB Execution killed with signal 11
14 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 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 0 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 1 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Runtime error 1 ms 384 KB Execution killed with signal 11
14 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 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 0 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 1 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Runtime error 1 ms 384 KB Execution killed with signal 11
14 Halted 0 ms 0 KB -