Submission #203640

#	Time	Username	Problem	Language	Result	Execution time	Memory
203640		fedoseevtimofey	Cats or Dogs (JOI18_catdog)	C++14	0 / 100	6 ms	2680 KiB

catdog

#ifndef LOCAL
#include "catdog.h"
#endif

#include <iostream>
#include <string>
#include <vector>
#include <queue>
#include <deque>
#include <stack>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <cstring>
#include <cmath>
#include <algorithm>
#include <random>
#include <complex>
#include <iomanip>
#include <cassert>
#include <functional>
          
using namespace std;
        
typedef long long ll;

const int N = 1e5 + 7;
vector <int> g[N];

void initialize(int n, vector <int> a, vector <int> b) {
  for (int i = 0; i + 1 < n; ++i) {
    --a[i], --b[i];
    g[a[i]].push_back(b[i]);
    g[b[i]].push_back(a[i]);
  }
}

int cat(int v) {
  --v;
  return 0;
}

int dog(int v) {
  --v;
  return 0;
}

int neighbor(int v) {
  --v;
  return 0;
}
  
#ifdef LOCAL
int main() {
  ios_base::sync_with_stdio(false); cin.tie(0);
#ifdef LOCAL
  freopen("input.txt", "r", stdin);
#endif
  int n, q;
  cin >> n >> q;
  vector <int> a(n - 1), b(n - 1);
  for (int i = 0; i + 1 < n; ++i) {
    cin >> a[i] >> b[i];
  }
  initialize(n, a, b);  
  for (int i = 0; i < q; ++i) {
    int t, v;
    cin >> t >> v;
    if (t == 1) {
      cout << cat(v) << '\n';
    } else if (t == 2) {
      cout << dog(v) << '\n';
    } else {
      cout << neighbor(v) << '\n';
    }
  }
}
#endif

• Subtask 1: 0 / 8
• Subtask 2: 0 / 30
• Subtask 3: 0 / 62