oj.uz

답안 #137933

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
137933 2019-07-28T14:32:22 Z Bohoty Minerals (JOI19_minerals) C++14
80 / 100
 285 ms 13448 KB 
#include "minerals.h"
// #include "grader.cpp"
#pragma GCC optimize ("O3")
#include<bits/stdc++.h>
using namespace std;
const int mxN = 2e5 + 5;
int inside[mxN], tot;
int get(int x){
  if(inside[x])
  tot--;
  else
  tot++;
  inside[x] ^= 1;
  return tot - Query(x);
}
void goKill(set<int> a, set<int> b, bool aInside, bool bInside){
  // cout << a.size() << ' ' << b.size() << ' ' << aInside << ' ' << bInside << '\n';
  if(a.size() == 1){
    Answer(*a.begin(), *b.begin());
    // cout << *a.begin() << ' ' << *b.begin() << '\n';
    return;
  }
  int sz = a.size();
  set<int> x, y;
  int b4;
  for(int j = 1; j <= sz / 2; j++){
    int v = *a.begin();
    a.erase(v);
    x.insert(v);
    b4 = get(v);
  }
  for(auto it : b){
    int v = get(it);
    if((!aInside && v != b4)||(aInside && v == b4)){
      y.insert(it);
    }
    b4 = v;
  }
  for(auto v : y)b.erase(v);
  goKill(x,y,aInside^1,bInside^1);
  goKill(a,b,aInside,bInside^1);
}
void Solve(int N) {
  int n = N + N;
  set<int> a, b;
  int b4 = 0;
  for (int i = 1; i <= n; i++) {
    int x = get(i);
    if(x > b4){
      a.insert(i);
    } else {
      b.insert(i);
    }
    b4 = x;
  }
  // cout << a.size() << ' ' << b.size() << '\n';

  goKill(a, b, 1, 1);

}

Compilation message

minerals.cpp: In function 'void goKill(std::set<int>, std::set<int>, bool, bool)':
minerals.cpp:34:29: warning: 'b4' may be used uninitialized in this function [-Wmaybe-uninitialized]
     if((!aInside && v != b4)||(aInside && v == b4)){
        ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 10 ms 888 KB Output is correct
3 Correct 20 ms 1656 KB Output is correct
4 Correct 42 ms 2808 KB Output is correct
5 Correct 86 ms 5112 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct
19 Correct 272 ms 12792 KB Output is correct
20 Correct 279 ms 12732 KB Output is correct
21 Correct 201 ms 12892 KB Output is correct
22 Correct 201 ms 12660 KB Output is correct

Subtask #6
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct
19 Correct 272 ms 12792 KB Output is correct
20 Correct 279 ms 12732 KB Output is correct
21 Correct 201 ms 12892 KB Output is correct
22 Correct 201 ms 12660 KB Output is correct
23 Correct 276 ms 13124 KB Output is correct
24 Correct 272 ms 13172 KB Output is correct
25 Correct 208 ms 13080 KB Output is correct
26 Correct 207 ms 13048 KB Output is correct

Subtask #7
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct
19 Correct 272 ms 12792 KB Output is correct
20 Correct 279 ms 12732 KB Output is correct
21 Correct 201 ms 12892 KB Output is correct
22 Correct 201 ms 12660 KB Output is correct
23 Correct 276 ms 13124 KB Output is correct
24 Correct 272 ms 13172 KB Output is correct
25 Correct 208 ms 13080 KB Output is correct
26 Correct 207 ms 13048 KB Output is correct
27 Incorrect 260 ms 13448 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct
19 Correct 272 ms 12792 KB Output is correct
20 Correct 279 ms 12732 KB Output is correct
21 Correct 201 ms 12892 KB Output is correct
22 Correct 201 ms 12660 KB Output is correct
23 Correct 276 ms 13124 KB Output is correct
24 Correct 272 ms 13172 KB Output is correct
25 Correct 208 ms 13080 KB Output is correct
26 Correct 207 ms 13048 KB Output is correct
27 Incorrect 260 ms 13448 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 5 ms 632 KB Output is correct
6 Correct 10 ms 888 KB Output is correct
7 Correct 20 ms 1656 KB Output is correct
8 Correct 42 ms 2808 KB Output is correct
9 Correct 86 ms 5112 KB Output is correct
10 Correct 6 ms 632 KB Output is correct
11 Correct 54 ms 3448 KB Output is correct
12 Correct 89 ms 5308 KB Output is correct
13 Correct 68 ms 5112 KB Output is correct
14 Correct 69 ms 4984 KB Output is correct
15 Correct 261 ms 12560 KB Output is correct
16 Correct 285 ms 12536 KB Output is correct
17 Correct 191 ms 12536 KB Output is correct
18 Correct 197 ms 12408 KB Output is correct
19 Correct 272 ms 12792 KB Output is correct
20 Correct 279 ms 12732 KB Output is correct
21 Correct 201 ms 12892 KB Output is correct
22 Correct 201 ms 12660 KB Output is correct
23 Correct 276 ms 13124 KB Output is correct
24 Correct 272 ms 13172 KB Output is correct
25 Correct 208 ms 13080 KB Output is correct
26 Correct 207 ms 13048 KB Output is correct
27 Incorrect 260 ms 13448 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -