oj.uz

Submission #709606

# Submission time Handle Problem Language Result Execution time Memory
709606 2023-03-14T02:11:01 Z null_awe Minerals (JOI19_minerals) C++14
0 / 100
 1 ms 336 KB 
#include <iostream>
#include <vector>
#include <set>
#include "minerals.h"
using namespace std;

set<int> on;
int ans;

void solve(vector<int> a, vector<int> b) {
  if (a.size() == 1) {
    Answer(a[0], b[0]);
    return;
  }
  int n = a.size() / 2, m = a.size() - n;
  vector<int> a1(n), a2(m);
  vector<int> b1, b2;
  for (int i = 0; i < n; ++i) a1[i] = a[i];
  for (int i = 0; i < m; ++i) a2[i] = a[i + n];
  for (int i : a1) if (!on.count(i)) ans = Query(i), on.insert(i);
  for (int i : a2) if (on.count(i)) ans = Query(i), on.erase(i);
  for (int i : b) {
    if (b1.size() == n) {
      b2.push_back(i);
      continue;
    } else if (b2.size() == m) {
      b1.push_back(i);
      continue;
    }
    int now = Query(i);
    if (now != ans) b1.push_back(i);
    else b2.push_back(i);
    ans = now;
  }
  solve(a1, b1), solve(a2, b2);
}

void Solve(int n) {
  vector<int> a, b;
  int last = 0;
  for (int i = 1; i <= 2 * n; ++i) {
    int now = Query(i);
    ans = now;
    if (now > last) a.push_back(i), on.insert(i);
    else b.push_back(i);
    last = now;
  }
  for (int i : b) ans = Query(i);
  solve(a, b);
}

Compilation message

minerals.cpp: In function 'void solve(std::vector<int>, std::vector<int>)':
minerals.cpp:23:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   23 |     if (b1.size() == n) {
      |         ~~~~~~~~~~^~~~
minerals.cpp:26:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |     } else if (b2.size() == m) {
      |                ~~~~~~~~~~^~~~

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -