Submission #963473

#	Time	Username	Problem	Language	Result	Execution time	Memory
963473		GrindMachine	Two Transportations (JOI19_transportations)	C++17	8 / 100	423 ms	31752 KiB

Azer

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl

#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)

template<typename T>
void amin(T &a, T b) {
    a = min(a,b);
}

template<typename T>
void amax(T &a, T b) {
    a = max(a,b);
}

#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif

/*



*/

#include "Azer.h"
#include <vector>

namespace {

    int n;
    vector<int> a;
    vector<vector<pii>> adj;
    priority_queue< pii, vector<pii>, greater<pii> > pq;
    vector<bool> vis;
    vector<int> ans;

}  // namespace

void InitA(int n_, int m, std::vector<int> U, std::vector<int> V,
           std::vector<int> C) {
    n = n_;
    adj.resize(n);
    rep(i,m) {
        int u = U[i], v = V[i], w = C[i];
        adj[u].pb({v,w}), adj[v].pb({u,w});        
    }
}

void ReceiveA(bool x) {
    a.pb(x);
}

std::vector<int> Answer() {
    int B = 0;
    while((1<<B) <= n) B++;

    int ptr = 0;
    while(ptr < sz(a)){
        int u = 0, v = 0, w = 0;
        rep(iter,B){
            int b = a[ptr++];
            u = u<<1|b;
        }
        rep(iter,B){
            int b = a[ptr++];
            v = v<<1|b;
        }
        rep(iter,9){
            int b = a[ptr++];
            w = w<<1|b;
        }

        // cout << u << " " << v << " " << w << endl;
        adj[u].pb({v,w}), adj[v].pb({u,w});
    }

    vis.resize(n);
    ans.resize(n);
    pq.push({0,0});

    while(!pq.empty()){
        auto [cost,u] = pq.top();
        pq.pop();

        if(vis[u]) conts;
        vis[u] = 1;
        ans[u] = cost;

        for(auto [v,w] : adj[u]){
            pq.push({cost+w,v});
        }
    }

    return ans;
}

Baijan

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl

#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)

template<typename T>
void amin(T &a, T b) {
    a = min(a,b);
}

template<typename T>
void amax(T &a, T b) {
    a = max(a,b);
}

#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif

/*



*/

#include "Baijan.h"
#include <vector>

namespace {

    vector<vector<pii>> adj;
    priority_queue< array<int,4>, vector<array<int,4>>, greater<array<int,4>> > pq;
    vector<bool> vis;
    vector<array<int,3>> sp_tree;
    vector<array<int,3>> edges;
    
}  // namespace

void InitB(int n, int m, std::vector<int> S, std::vector<int> T,
           std::vector<int> D) {
        
    adj.resize(n);
    vis.resize(n);

    rep(i,m){
        int u = S[i], v = T[i], w = D[i];
        edges.pb({u,v,w});
    }

    int B = 0;
    while((1<<B) <= n) B++;

    for(auto [u,v,w] : edges){
        if(u == -1 or v == -1) conts;
        rep(bit,B){
            int f = 1<<(B-bit-1);
            int b = 0;
            if(u&f) b = 1;
            SendB(b);
        }
        rep(bit,B){
            int f = 1<<(B-bit-1);
            int b = 0;
            if(v&f) b = 1;
            SendB(b);
        }
        rep(bit,9){
            int f = 1<<(9-bit-1);
            int b = 0;
            if(w&f) b = 1;
            SendB(b);
        }
    }
}

void ReceiveB(bool y) {

}

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• Subtask 2: 8 / 8
• Subtask 3: 0 / 8
• Subtask 4: 0 / 38
• Subtask 5: 0 / 14
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