oj.uz

답안 #134905

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
134905 2019-07-23T11:59:13 Z Just_Solve_The_Problem Amusement Park (JOI17_amusement_park) C++17
10 / 100
 33 ms 4656 KB 
#include <bits/stdc++.h>
#include "Joi.h"

#define ll long long

using namespace std;

const int maxn = (int)1e4 + 7;

static vector <int> gr[maxn];
static int used[maxn], d[maxn];
static int n, cur;
static ll x;

void dfs(int v) {
  used[v] = 1;
  MessageBoard(v, (x >> cur) & 1);
  cur++;
  if (cur >= 60) cur -= 60;
  for (int to : gr[v]) {
    if (used[to]) continue;
    dfs(to);
  }
}

void Joi(int N, int M, int A[], int B[], long long X, int T) {
  n = N;
  x = X;
  for (int i = 0; i < M; i++) {
    gr[A[i]].push_back(B[i]);
    gr[B[i]].push_back(A[i]);
  }
  dfs(0);
  for (int i = 0; i < n; i++) {
    assert(used[i]);
  }
  //cerr << X << endl;
}

#include <bits/stdc++.h>
#include "Ioi.h"

#define ll long long

using namespace std;

const int maxn = (int)1e4 + 7;

static int used[maxn], d[maxn], pr[maxn];
static vector <int> vec, gr[maxn];
static int n;
static ll x;
static int cur;

void dfs2(int v) {
  used[v] = 1;
  vec.push_back(v);
  d[v] = cur;
  cur++;
  if (cur >= 60) cur -= 60;
  for (int to : gr[v]) {
    if (used[to]) continue;
    pr[to] = v;
    dfs2(to);
    vec.push_back(v);
  }
}

long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
  n = N;
  for (int i = 0; i < M; i++) {
    gr[A[i]].push_back(B[i]);
    gr[B[i]].push_back(A[i]);
  }
  for (int i = 0; i < n; i++) {
    used[i] = 0;
  }
  dfs2(0);
  for (int i = 0; i < n; i++) {
    used[i] = 0;
  }
  used[P] = V;
  int ind = -1;
  int en;
  for (int i = 0; i < vec.size(); i++) {
    if (vec[i] == P) {
      if (ind == -1)
        ind = i;
      en = i;
    }
  }
  int cnt = 0;
  set <int> S;
  cur = P;
  int i = ind;
  while (S.size() < 60) {
    S.insert(d[vec[i]]);
    if (cur != vec[i]) used[vec[i]] = Move(vec[i]);
    cur = vec[i];
    if (used[vec[i]])
      x |= (1LL << d[vec[i]]);
    if (i == en) break;
    i++;
  }
  // work
  if (S.size() < 60) {
    i = ind;
    while (S.size() < 60) {
      S.insert(d[vec[i]]);
      if (cur != vec[i]) used[vec[i]] = Move(vec[i]);
      cur = vec[i];
      if (used[vec[i]])
        x |= (1LL << d[vec[i]]);
      if (i == 0) break;
      i--;
    }
  }
  return x;
}

Compilation message

Joi.cpp:11:24: warning: 'd' defined but not used [-Wunused-variable]
 static int used[maxn], d[maxn];
                        ^

Ioi.cpp: In function 'long long int Ioi(int, int, int*, int*, int, int, int)':
Ioi.cpp:46:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < vec.size(); i++) {
                   ~~^~~~~~~~~~~~
Ioi.cpp:53:7: warning: unused variable 'cnt' [-Wunused-variable]
   int cnt = 0;
       ^~~
Ioi.cpp:45:7: warning: 'en' may be used uninitialized in this function [-Wmaybe-uninitialized]
   int en;
       ^~

Subtask #1
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 4 ms 1252 KB Wrong Answer [7]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 32 ms 4612 KB Output is correct
2 Correct 32 ms 4476 KB Output is correct
3 Correct 32 ms 4608 KB Output is correct
4 Correct 19 ms 3224 KB Output is correct
5 Correct 20 ms 3488 KB Output is correct
6 Correct 19 ms 3596 KB Output is correct
7 Correct 22 ms 3616 KB Output is correct
8 Correct 20 ms 3480 KB Output is correct
9 Correct 20 ms 3528 KB Output is correct
10 Correct 19 ms 3256 KB Output is correct
11 Correct 26 ms 3100 KB Output is correct
12 Correct 18 ms 3196 KB Output is correct
13 Correct 19 ms 3080 KB Output is correct
14 Correct 19 ms 3092 KB Output is correct
15 Correct 19 ms 3276 KB Output is correct
16 Correct 20 ms 3172 KB Output is correct
17 Correct 19 ms 3284 KB Output is correct
18 Correct 20 ms 3104 KB Output is correct
19 Correct 20 ms 3292 KB Output is correct
20 Correct 17 ms 3480 KB Output is correct
21 Correct 16 ms 3636 KB Output is correct
22 Correct 22 ms 3360 KB Output is correct
23 Correct 22 ms 3540 KB Output is correct
24 Correct 20 ms 3440 KB Output is correct
25 Correct 19 ms 3488 KB Output is correct
26 Correct 19 ms 3480 KB Output is correct
27 Correct 20 ms 3480 KB Output is correct
28 Correct 19 ms 3496 KB Output is correct
29 Correct 19 ms 3364 KB Output is correct
30 Correct 19 ms 3340 KB Output is correct
31 Correct 4 ms 1404 KB Output is correct
32 Correct 5 ms 1268 KB Output is correct
33 Correct 6 ms 1404 KB Output is correct
34 Correct 5 ms 1140 KB Output is correct
35 Correct 5 ms 1272 KB Output is correct
36 Correct 5 ms 1404 KB Output is correct
37 Correct 4 ms 1496 KB Output is correct
38 Incorrect 5 ms 1404 KB Wrong Answer [7]
39 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 1404 KB Output is correct
2 Correct 5 ms 1268 KB Output is correct
3 Correct 5 ms 1368 KB Output is correct
4 Correct 6 ms 1696 KB Output is correct
5 Correct 6 ms 1760 KB Output is correct
6 Correct 6 ms 1704 KB Output is correct
7 Correct 6 ms 1704 KB Output is correct
8 Correct 6 ms 1696 KB Output is correct
9 Correct 16 ms 3996 KB Output is correct
10 Correct 17 ms 3880 KB Output is correct
11 Correct 17 ms 4000 KB Output is correct
12 Correct 4 ms 1432 KB Output is correct
13 Correct 4 ms 1512 KB Output is correct
14 Correct 4 ms 1268 KB Output is correct
15 Correct 4 ms 1280 KB Output is correct

Subtask #4
0.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 33 ms 4476 KB Output is correct
2 Correct 32 ms 4656 KB Output is correct
3 Partially correct 32 ms 4612 KB Partially correct
4 Correct 20 ms 3260 KB Output is correct
5 Correct 20 ms 3636 KB Output is correct
6 Correct 20 ms 3736 KB Output is correct
7 Correct 19 ms 3528 KB Output is correct
8 Correct 20 ms 3396 KB Output is correct
9 Correct 20 ms 3472 KB Output is correct
10 Correct 18 ms 3100 KB Output is correct
11 Correct 18 ms 3100 KB Output is correct
12 Correct 17 ms 2944 KB Output is correct
13 Correct 19 ms 2944 KB Output is correct
14 Correct 25 ms 3216 KB Output is correct
15 Partially correct 20 ms 3268 KB Partially correct
16 Correct 19 ms 3260 KB Output is correct
17 Correct 19 ms 3204 KB Output is correct
18 Correct 19 ms 3256 KB Output is correct
19 Correct 19 ms 3232 KB Output is correct
20 Incorrect 17 ms 3616 KB Output isn't correct
21 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 33 ms 4484 KB Output is correct
2 Correct 32 ms 4484 KB Output is correct
3 Incorrect 33 ms 4612 KB Output isn't correct
4 Halted 0 ms 0 KB -