제출 #671161

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
671161		MilosMilutinovic	Two Transportations (JOI19_transportations)	C++14	0 / 100	3 ms	784 KiB

Azer

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

using namespace std;

namespace {
  int n;
  vector<int> dist;
  vector<bool> was;
  vector<vector<pair<int, int>>> g;
  int cd = 0;
  void update(int i) {
    was[i] = true;
    cd = dist[i];
    for (auto& p : g[i]) {
      int j = p.first;
      int w = p.second;
      if (dist[j] > dist[i] + w) {
        dist[j] = dist[i] + w;
      }
    }
  }
  int idx = -1;
  int s;
  void send() {
    for (int i = 0; i < n; i++) {
      if (was[i]) {
        continue;
      }
      if (idx == -1 || dist[i] < dist[idx]) {
        idx = i;
      }
    }
    if (idx == -1) {
      return;
    }
    s = dist[idx] - cd;
    for (int i = 8; i >= 0; i--) {
      SendA(s >> i & 1);
    }
  }
  int f = 0;
  int cnt = 0;
  int state = 1;
  int tmp = 0;
}

void InitA(int N, int a, vector<int> u, vector<int> v, vector<int> c) {
  n = N;
  dist = vector<int>(n, 1e9);
  dist[0] = 0;
  g.resize(n);
  was.resize(n);
  for (int i = 0; i < a; ++i) {
    g[u[i]].emplace_back(v[i], c[i]);
    g[v[i]].emplace_back(u[i], c[i]);
  }
  update(0);
  send();
}


void ReceiveA(bool x) {
  f = 2 * f + x;
  if (state == 1) {
    if (cnt == 9) {
      if (s <= f) {
        for (int i = 10; i >= 0; i--) {
          SendA(idx >> i & 1);
        }
        cnt = 0;
        f = 0;
        update(s);
        send();
      } else {
        tmp = f;
        f = 0;
        state = 2;
        cnt = 0;
      }
    }
  } else if (state == 2) {
    if (cnt == 11) {
      dist[f] = s + tmp;
      update(f);
      send();
      cnt = 0;
      f = 0;
    }
  }
}

vector<int> Answer() {
  vector<int> ans;
  for (int i = 0; i < n; i++) {
    ans.push_back(dist[i]);
  }
  return ans;
}

Baijan

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

using namespace std;

namespace {
  int n;
  vector<int> dist;
  vector<bool> was;
  vector<vector<pair<int, int>>> g;
  int cd = 0;
  void update(int i) {
    was[i] = true;
    cd = dist[i];
    for (auto& p : g[i]) {
      int j = p.first;
      int w = p.second;
      if (dist[j] > dist[i] + w) {
        dist[j] = dist[i] + w;
      }
    }
  }
  int idx = -1;
  int s;
  void send() {
    for (int i = 0; i < n; i++) {
      if (was[i]) {
        continue;
      }
      if (idx == -1 || dist[i] < dist[idx]) {
        idx = i;
      }
    }
    if (idx == -1) {
      return;
    }
    s = dist[idx] - cd;
    for (int i = 8; i >= 0; i--) {
      SendB(s >> i & 1);
    }
  }
  int f = 0;
  int cnt = 0;
  int state = 1;
  int tmp = 0;
}

void InitB(int N, int a, vector<int> u, vector<int> v, vector<int> c) {
  n = N;
  dist = vector<int>(n, 1e9);
  dist[0] = 0;
  g.resize(n);
  was.resize(n);
  for (int i = 0; i < a; ++i) {
    g[u[i]].emplace_back(v[i], c[i]);
    g[v[i]].emplace_back(u[i], c[i]);
  }
  update(0);
  send();
}

void ReceiveB(bool x) {
  f = 2 * f + x;
  if (state == 1) {
    if (cnt == 9) {
      if (s < f) {
        assert(idx != -1);
        for (int i = 10; i >= 0; i--) {
          SendB(idx >> i & 1);
        }
        cnt = 0;
        f = 0;
        update(s);
        send();
      } else {
        tmp = f;
        f = 0;
        state = 2;
        cnt = 0;
      }
    }
  } else if (state == 2) {
    if (cnt == 11) {
      dist[f] = s + tmp;
      update(f);
      send();
      cnt = 0;
      f = 0;
    }
  }
}

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