Submission #861116

#	Time	Username	Problem	Language	Result	Execution time	Memory
861116		guagua0407	Two Transportations (JOI19_transportations)	C++17	0 / 100	173 ms	6848 KiB

Azer

#include "Azer.h"
#include <bits/stdc++.h>
using namespace std;
#define s second
#define f first

namespace{
const int mxn=2005;
int n;
vector<pair<int,int>> adj[mxn];
vector<int> d(mxn,1e9);
int tmp=0;
int a,b=0;
int bit=0;
int cur=0;
int u,v,c;
}

void InitA(int N, int A, std::vector<int> U, std::vector<int> V,
           std::vector<int> C) {
    n=N;
    a=A;
    for(int i=0;i<A;i++){
        adj[U[i]].push_back({V[i],C[i]});
        adj[V[i]].push_back({U[i],C[i]});
    }
}

void ReceiveA(bool x) {
    if(tmp==0){
        if(bit<11){
            if(x) b+=(1<<bit);
            bit++;
            return;
        }
    }
    if(tmp==0){
        bit=0;
        tmp=1;
        //cout<<b<<'\n';
    }
    if(b>0){
        //cout<<b<<' '<<tmp<<' '<<bit<<'\n';
        if(tmp==1 and bit<11){
            if(x) cur+=(1<<bit);
            bit++;
            return;
        }
        if(tmp==1){
            u=cur;
            bit=cur=0;
            tmp=2;
        }
        if(tmp==2 and bit<11){
            if(x) cur+=(1<<bit);
            bit++;
            return;
        }
        if(tmp==2){
            v=cur;
            bit=cur=0;
            tmp=3;
        }
        if(tmp==3 and bit<9){
            if(x) cur+=(1<<bit);
            bit++;
            if(bit==9){
                c=cur;
                bit=cur=0;
                tmp=1;
                //cout<<u<<' '<<v<<' '<<c<<'\n';
                adj[u].push_back({v,c});
                adj[v].push_back({u,c});
                b--;
                if(b>=1){
                    return;
                }
            }
            else{
                return;
            }
        }
    }
    if(b==0){
        priority_queue<pair<int,int>,vector<pair<int,int>>,greater<pair<int,int>>> pq;
        d[0]=0;
        pq.push({0,0});
        while(!pq.empty()){
            auto v=pq.top();
            pq.pop();
            if(d[v.s]!=v.f) continue;
            for(auto u:adj[v.s]){
                if(d[u.f]>d[v.s]+u.s){
                    d[u.f]=d[v.s]+u.s;
                    pq.push({d[u.f],u.f});
                }
            }
        }
    }

}

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;
#define s second
#define f first

namespace{
const int mxn=2005;
int n;
vector<pair<int,int>> adj[mxn];
int tmp=0;
int a,b=0;
int bit=0;
int cur=0;
int u,v,c;
}


void InitB(int N, int B, std::vector<int> S, std::vector<int> T,
           std::vector<int> D) {
    n=N;
    b=B;
    for(int i=0;i<B;i++){
        adj[S[i]].push_back({T[i],D[i]});
        //adj[V[i]].push_back({U[i],C[i]});
    }
    for(int i=0;i<11;i++){
        if(b&(1<<i)) SendB(1);
        else SendB(0);
    }
    for(int i=0;i<n;i++){
        for(auto v:adj[i]){
            for(int j=0;j<11;j++){
                if(i&(1<<j)) SendB(1);
                else SendB(0);
            }
            for(int j=0;j<11;j++){
                if(v.f&(1<<j)) SendB(1);
                else SendB(0);
            }
            for(int j=0;j<9;j++){
                if(v.s&(1<<j)) SendB(1);
                else SendB(0);
            }
        }
    }
}

void ReceiveB(bool y) {
    /*for(int i=0;i<n;i++){
        for(auto v:adj[i]){
            for(int j=0;j<11;j++){
                if(i&(1<<j)) SendB(1);
                else SendB(0);
            }
            for(int j=0;j<11;j++){
                if(v.f&(1<<j)) SendB(1);
                else SendB(0);
            }
            for(int j=0;j<9;j++){
                if(v.s&(1<<j)) SendB(1);
                else SendB(0);
            }
        }
    }*/
}

Compilation message (stderr)

Baijan.cpp:15:9: warning: '{anonymous}::c' defined but not used [-Wunused-variable]
   15 | int u,v,c;
      |         ^
Baijan.cpp:15:7: warning: '{anonymous}::v' defined but not used [-Wunused-variable]
   15 | int u,v,c;
      |       ^
Baijan.cpp:15:5: warning: '{anonymous}::u' defined but not used [-Wunused-variable]
   15 | int u,v,c;
      |     ^
Baijan.cpp:14:5: warning: '{anonymous}::cur' defined but not used [-Wunused-variable]
   14 | int cur=0;
      |     ^~~
Baijan.cpp:13:5: warning: '{anonymous}::bit' defined but not used [-Wunused-variable]
   13 | int bit=0;
      |     ^~~
Baijan.cpp:12:5: warning: '{anonymous}::a' defined but not used [-Wunused-variable]
   12 | int a,b=0;
      |     ^
Baijan.cpp:11:5: warning: '{anonymous}::tmp' defined but not used [-Wunused-variable]
   11 | int tmp=0;
      |     ^~~

• 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