oj.uz

답안 #261112

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
261112 2020-08-11T11:57:11 Z sjimed 길고양이 (JOI20_stray) C++14
0 / 100
 51 ms 15904 KB 
#include "Anthony.h"
#include<bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(false); cin.tie(0);
#define fi first
#define se second
#define all(v) (v).begin(), (v).end()
#define em emplace
#define eb emplace_back
#define mp make_pair

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll INF = 1e18;
const int inf = 1e9;

static vector<pii> g[20010];
static vector<int> ret;
static int tb[6] = {0, 1, 0, 0, 1, 1};

static void dfs(int x, int p, int k) {
  int t = 1 - tb[k];
  if(x != 0 && g[x].size() == 2) t = (k + 1) % 6;

  for(auto i : g[x]) {
    if(i.fi == p) continue;
  
    ret[i.se] = tb[t];
    dfs(i.fi, x, t);
  }
}

std::vector<int> Mark(int N, int M, int A, int B, std::vector<int> U, std::vector<int> V) {  
  for(int i=0; i<M; i++) 
    g[U[i]].eb(V[i], i), g[V[i]].eb(U[i], i);

  ret.resize(M, 0);
  dfs(0, 0, 0);

  /*for(auto i : ret) {
    cout << i;
  }
  cout << endl;*/

  return ret;
}

#include "Catherine.h"
#include<bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(false); cin.tie(0);
#define fi first
#define se second
#define all(v) (v).begin(), (v).end()
#define em emplace
#define eb emplace_back
#define mp make_pair

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll INF = 1e18;
const int inf = 1e9;

static int cnt, mask, prv = -1;
static bool flag = false;
static int a, b;

void Init(int A, int B) {
  a = A;
  b = B;
}

int Move(std::vector<int> y) {
  cnt++;

  if(flag) {
    if(y[0] + y[1] == 1) return y[1];
    return 1 - prv;
  }

  if(prv != -1) y[prv]++;

  if(y[0] + y[1] == 1) {
    flag = true;
    if(prv != -1) return -1;
    return prv = y[1];
  }
  if(y[0] > y[1] && y[1] > 0) {
    flag = true;
    if(prv == 1) return -1;
    return prv = 1;
  }
  if(y[1] > y[0] && y[0] > 0) {
    flag = true;
    if(prv == 0) return -1;
    return prv = 0;
  }

  if(cnt == 1) {
    if(y[1]) prv = 1;
    else prv = 0;

    mask |= (y[1] - prv << 1);
    mask |= prv;

    return prv;
  }

  y[prv]--;
  
  if(cnt <= 3) {    
    mask <<= 1;
    mask |= y[1];
    return y[1];
  }
  
  if(cnt == 4) {
    flag = true;

    mask <<= 1;
    mask |= y[1];
    mask &= 31;

    if(mask==25 || mask == 18 || mask == 5 || mask == 11 || mask == 22 || mask == 12) 
      return prv = y[1];
    else
      return -1;
  }
}

Compilation message

Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:58:19: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
     mask |= (y[1] - prv << 1);
Catherine.cpp:84:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 51 ms 15904 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 51 ms 15904 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 48 ms 13684 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 48 ms 13684 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 1536 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 41 ms 11608 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 48 ms 11400 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -