Submission #780471

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
780471	2023-07-12T09:15:24 Z	bachhoangxuan	Two Transportations (JOI19_transportations)	C++17	Compilation error	0 ms	0 KB

Azer

#include "Azer.h"
#include <bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
 
namespace {
    const int inf=(1<<20)-1;
    int N,cnt=0,pu=0,pv=0,cur=0,lst=0;
    vector<bool> used;
    vector<int> dist;
    vector<vector<pii>> edge;
    void d(int u){
        used[u]=true;lst=dist[u];
        for(pii v:edge[u]) dist[v.first]=min(dist[v.first],dist[u]+v.second);
    }
    void Send(){
        int u=-1;
        for(int i=0;i<N;i++) if(!used[i] && (u==-1 || dist[i]<dist[u])) u=i;
        if(u==-1) return;
        int x=min(dist[u]-lst,511);pu=u;
        for(int i=0;i<9;i++) SendA((x>>i)&1);
    }
}  // namespace
 
void InitA(int N, int A, vector<int> U, vector<int> V, vector<int> C) {
    ::N=N;
    cnt=pu=pv=cur=lst=0;
    used.resize(N);
    dist.assign(N,inf);
    edge.resize(N);
    for(int i=0;i<A;i++){
        edge[U[i]].push_back({V[i],C[i]});
        edge[V[i]].push_back({U[i],C[i]});
    }
    dist[0]=0;d(0);
    Send();
}
 
void ReceiveA(bool x) {
    if(cnt<9){
        if(x) cur|=(1<<cnt);
        if(++cnt==9){
            cur+=lst;
            if(dist[pu]<=cur){
                for(int i=0;i<11;i++) SendA((pu>>i)&1);
                d(pu);Send();cnt=cur=0;
            }
            else pv=0;
        }
    }
    else{
        if(x) pv|=(1<<(cnt-9));
        if(++cnt==20){
            dist[pv]=min(dist[pv],cur);
            d(pv);Send();
            cnt=cur=0;
        }
    }
}
 
vector<int> Answer() {
  return dist;
}

Baijan

#include "Baijan.h"#include <bits/stdc++.h>using namespace std;#define pii pair<int,int> namespace {    const int inf=(1<<20)-1;    int N,cnt=0,pu=0,pv=0,cur=0,lst=0;    vector<bool> used;    vector<int> dist;    vector<vector<pii>> edge;    void d(int u){        used[u]=true;lst=dist[u];        for(pii v:edge[u]) dist[v.first]=min(dist[v.first],dist[u]+v.second);    }    void Send(){        int u=-1;        for(int i=0;i<N;i++) if(!used[i] && (u==-1 || dist[i]<dist[u])) u=i;        if(u==-1) return;        int x=min(dist[u]-lst,511);pu=u;        for(int i=0;i<9;i++) SendB((x>>i)&1);    }}  // namespace void InitB(int N, int B, vector<int> U, vector<int> V, vector<int> C) {    ::N=N;    cnt=pu=pv=cur=lst=0;    used.resize(N);    dist.assign(N,inf);    edge.resize(N);    for(int i=0;i<B;i++){        edge[U[i]].push_back({V[i],C[i]});        edge[V[i]].push_back({U[i],C[i]});    }    dist[0]=0;d(0);    Send();} void ReceiveB(bool x) {    if(cnt<9){        if(x) cur|=(1<<cnt);        if(++cnt==9){            cur+=lst;            if(dist[pu]<cur){                for(int i=0;i<11;i++) SendB((pu>>i)&1);                d(pu);Send();cnt=cur=0;            }            else pv=0;        }    }    else{        if(x) pv|=(1<<(cnt-9));        if(++cnt==20){            dist[pv]=min(dist[pv],cur);            d(pv);Send();            cnt=cur=0;        }    }}

Compilation message

Azer.cpp:44:2: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |  ^
Azer.cpp:44:5: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |    ^
Azer.cpp:44:8: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |      ^
Azer.cpp:44:11: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |        ^
Azer.cpp:44:14: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |          ^
Azer.cpp:44:17: error: extended character   is not valid in an identifier
   44 |             if(dist[pu]<=cur){
      |            ^
Azer.cpp: In function 'void ReceiveA(bool)':
Azer.cpp:44:2: error: '\U000000a0' was not declared in this scope
   44 |             if(dist[pu]<=cur){
      |  ^
Azer.cpp:48:13: error: expected '}' before 'else'
   48 |             else pv=0;
      |             ^~~~
Azer.cpp:42:21: note: to match this '{'
   42 |         if(++cnt==9){
      |                     ^
Azer.cpp: At global scope:
Azer.cpp:51:5: error: expected unqualified-id before 'else'
   51 |     else{
      |     ^~~~
Azer.cpp:59:1: error: expected declaration before '}' token
   59 | }
      | ^

Baijan.cpp:1:20: warning: extra tokens at end of #include directive
    1 | #include "Baijan.h"#include <bits/stdc++.h>using namespace std;#define pii pair<int,int> namespace {    const int inf=(1<<20)-1;    int N,cnt=0,pu=0,pv=0,cur=0,lst=0;    vector<bool> used;    vector<int> dist;    vector<vector<pii>> edge;    void d(int u){        used[u]=true;lst=dist[u];        for(pii v:edge[u]) dist[v.first]=min(dist[v.first],dist[u]+v.second);    }    void Send(){        int u=-1;        for(int i=0;i<N;i++) if(!used[i] && (u==-1 || dist[i]<dist[u])) u=i;        if(u==-1) return;        int x=min(dist[u]-lst,511);pu=u;        for(int i=0;i<9;i++) SendB((x>>i)&1);    }}  // namespace void InitB(int N, int B, vector<int> U, vector<int> V, vector<int> C) {    ::N=N;    cnt=pu=pv=cur=lst=0;    used.resize(N);    dist.assign(N,inf);    edge.resize(N);    for(int i=0;i<B;i++){        edge[U[i]].push_back({V[i],C[i]});        edge[V[i]].push_back({U[i],C[i]});    }    dist[0]=0;d(0);    Send();} void ReceiveB(bool x) {    if(cnt<9){        if(x) cur|=(1<<cnt);        if(++cnt==9){            cur+=lst;            if(dist[pu]<cur){                for(int i=0;i<11;i++) SendB((pu>>i)&1);                d(pu);Send();cnt=cur=0;            }            else pv=0;        }    }    else{        if(x) pv|=(1<<(cnt-9));        if(++cnt==20){            dist[pv]=min(dist[pv],cur);            d(pv);Send();            cnt=cur=0;        }    }}
      |                    ^
/usr/bin/ld: /tmp/ccKEc6Nx.o: in function `main':
grader_baijan.cpp:(.text.startup+0x174): undefined reference to `InitB(int, int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
/usr/bin/ld: grader_baijan.cpp:(.text.startup+0x202): undefined reference to `ReceiveB(bool)'
collect2: error: ld returned 1 exit status