Submission #1200805

#	Time	Username	Problem	Language	Result	Execution time	Memory
1200805		kim	Two Transportations (JOI19_transportations)	C++20	0 / 100	2 ms	1032 KiB

Azer

#include "Azer.h"
#include<bits/stdc++.h>
using namespace std;
using pii=pair<int,int>;
#define eb emplace_back
#define sz(x) (int)x.size()

namespace {
  vector<pii> adj[2005];
  priority_queue<pii,vector<pii>,greater<pii>> pq;
  int d[2005],d0[2005],n,m0,cnt,k0,v0,w0;
  vector<int> tmp;
  void send(bool x){ return SendA(x); }
  void send(int x,int m){ while(m--) send(x&1), x>>=1; }
  void push(){
    tmp.clear();
    for(int i=0;i<n;++i) if(d[i]!=d0[i]) tmp.eb(i), d0[i]=d[i];
    if(tmp.empty()) return;
    send(sz(tmp),11);
    for(auto &i:tmp) send(i,11), send(d[i],20);
  }
  void dijk(){
    while(!pq.empty()){
      auto [w,u] = pq.top(); pq.pop();
      if(d[u]<w) continue;
      for(auto &[v,vw]:adj[u]) if(d[v]>w+vw) pq.emplace(d[v]=w+vw,v);
    }
  }
}  // namespace

void InitA(int N, int A, std::vector<int> U, std::vector<int> V, std::vector<int> C) {
  n=N;
  for(int i=0;i<A;++i) adj[U[i]].eb(V[i],C[i]), adj[V[i]].eb(U[i],C[i]);
  m0=cnt=0;
  fill(d,d+N,int(1e6));
  fill(d0,d0+N,int(1e6));
  pq.emplace(d[0]=0,0);
  dijk();
  push();
}

void ReceiveA(bool x) {
  if(cnt<11) m0 |= x<<cnt;
  else if(cnt<22) m0 |= x<<cnt-11;
  else m0 |= x<<cnt-22;
  ++cnt;
  if(cnt==11) k0=m0, m0=0;
  else if(cnt==22) v0=m0, m0=0;
  else if(cnt==42){
    w0=m0, m0=cnt=0;
    pq.emplace(d[v0]=d0[v0]=w0, v0);
    if(k0) return void(cnt=11);
    dijk();
    push();
  }
}

std::vector<int> Answer() {
  vector<int> ans(n);
  for(int i=0;i<n;++i) ans[i]=d[i];
  return ans;
}

Baijan

#include "Baijan.h"
#include<bits/stdc++.h>
using namespace std;
using pii=pair<int,int>;
#define eb emplace_back
#define sz(x) (int)x.size()

namespace {
  vector<pii> adj[2005];
  priority_queue<pii,vector<pii>,greater<pii>> pq;
  int d[2005],d0[2005],n,m0,cnt,k0,v0,w0;
  vector<int> tmp;
  void send(bool x){ return SendB(x); }
  void send(int x,int m){ while(m--) send(x&1), x>>=1; }
  void push(){
    tmp.clear();
    for(int i=0;i<n;++i) if(d[i]!=d0[i]) tmp.eb(i), d0[i]=d[i];
    if(tmp.empty()) return;
    send(sz(tmp),11);
    for(auto &i:tmp) send(i,11), send(d[i],20);
  }
  void dijk(){
    while(!pq.empty()){
      auto [w,u] = pq.top(); pq.pop();
      if(d[u]<w) continue;
      for(auto &[v,vw]:adj[u]) if(d[v]>w+vw) pq.emplace(d[v]=w+vw,v);
    }
  }
}  // namespace

void InitB(int N, int A, std::vector<int> U, std::vector<int> V, std::vector<int> C) {
  n=N;
  for(int i=0;i<A;++i) adj[U[i]].eb(V[i],C[i]), adj[V[i]].eb(U[i],C[i]);
  m0=cnt=0;
  fill(d,d+N,int(1e6));
  fill(d0,d0+N,int(1e6));
}

void ReceiveB(bool x) {
  if(cnt<11) m0 |= x<<cnt;
  else if(cnt<22) m0 |= x<<cnt-11;
  else m0 |= x<<cnt-22;
  ++cnt;
  if(cnt==11) k0=m0, m0=0;
  else if(cnt==22) v0=m0, m0=0;
  else if(cnt==42){
    w0=m0, m0=cnt=0;
    pq.emplace(d[v0]=d0[v0]=w0, v0);
    if(k0) return void(cnt=11);
    dijk();
    push();
  }
}

• Subtask 1: 0 / 6
• Subtask 2: 0 / 8
• Subtask 3: 0 / 8
• Subtask 4: 0 / 38
• Subtask 5: 0 / 14
• Subtask 6: 0 / 10
• Subtask 7: 0 / 16