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Submission #1078405

# Submission time Handle Problem Language Result Execution time Memory
1078405 2024-08-27T16:43:42 Z sqrteipi Detecting Molecules (IOI16_molecules) C++14
0 / 100
 1 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
 
vector<signed> find_subset(signed l, signed u, vector<signed> w) {
  int n = w.size(), r = u;
  vector<pair<int, int>> vec;
  for (int i=0; i<n; i++) {
    int k = w[i];
    vec.push_back({k, i});
  }
  sort(vec.begin(), vec.end());
  int mi = 0, ma = 0, li = 0, ri = n - 1;
  while (li < n) {
    mi += vec[li].first, ma += vec[ri].first;
    if (l <= mi && mi <= r) {
      vector<signed> ans;
      ans.push_back(li+1);
      for (int i=0; i<=li; i++) ans.push_back(vec[i].second);
      return ans;
    }
    if (l <= ma && ma <= r) {
      vector<signed> ans;
      ans.push_back(li+1);
      for (int i=ri; i<n; i++) ans.push_back(vec[i].second);
      return ans;
    }
    if (mi <= l && r <= ma) {
      int sum = mi - vec[li].first;
      for (int i=li; i<n; i++) {
        sum += vec[i].first;
        if (l <= sum && sum <= r) {
          vector<signed> ans;
          ans.push_back(li+1);
          for (int j=i-li; j<=i; j++) ans.push_back(vec[i].second);
          return ans;
        }
        sum -= vec[i-li].first;
      }
    }
    li++, ri--;
  }
  return {};
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB OK (n = 1, answer = NO)
2 Correct 1 ms 348 KB OK (n = 1, answer = NO)
3 Incorrect 0 ms 348 KB Integer 2 violates the range [0, 1]
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB item #7 is taken twice
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB OK (n = 1, answer = NO)
2 Correct 1 ms 348 KB OK (n = 1, answer = NO)
3 Incorrect 0 ms 348 KB Integer 2 violates the range [0, 1]
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB OK (n = 1, answer = NO)
2 Correct 1 ms 348 KB OK (n = 1, answer = NO)
3 Incorrect 0 ms 348 KB Integer 2 violates the range [0, 1]
4 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB OK (n = 1, answer = NO)
2 Correct 1 ms 348 KB OK (n = 1, answer = NO)
3 Incorrect 0 ms 348 KB Integer 2 violates the range [0, 1]
4 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB OK (n = 1, answer = NO)
2 Correct 1 ms 348 KB OK (n = 1, answer = NO)
3 Incorrect 0 ms 348 KB Integer 2 violates the range [0, 1]
4 Halted 0 ms 0 KB -