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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#206238#7184. Transport PlusesMu_SilkWA 0ms3572kbC++141.9kb2023-10-07 19:35:422023-10-07 19:35:42

Judging History

你现在查看的是最新测评结果

  • [2023-10-07 19:35:42]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3572kb
  • [2023-10-07 19:35:42]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
using ull=unsigned long long;
using ll=long long;
int n,t;
struct node{
    int x,y;
};
node st,ed;
node ct[110];
void solve() {
    int a=0,b=0;
    cin>>n>>t;
    cin>>st.x>>st.y>>ed.x>>ed.y;
    for(int i=1;i<=n;i++)   cin>>ct[i].x>>ct[i].y;
    double ans=sqrt((st.x-ed.x)*(st.x-ed.x)+(st.y-ed.y)*(st.y-ed.y));
    for(int i=1;i<=n;i++){
        for(int j=1;j<=n;j++){
            double len;
            if(i==j){
                len=min(abs(st.x-ct[i].x),abs(st.y-ct[i].y))+min(abs(ed.x-ct[i].x),abs(ed.y-ct[i].y))+t;
                if(len<ans){ans=len,a=i,b=i;}
            }   
            else{
                len=min(abs(st.x-ct[i].x),abs(st.y-ct[i].y))+2*t+min(abs(ed.x-ct[j].x),abs(ed.y-ct[j].y));
                if(len<ans){ans=len,a=i,b=j;}
            }
        }
    }
    printf("%.6f\n",ans);
    if(a==0&&b==0){
        cout<<1<<'\n';
        cout<<0<<' '<<ed.x<<' '<<ed.y<<'\n';
        return ;
    }
    else if(a==b){
        cout<<3<<'\n';
        if(abs(st.x-ct[a].x)<abs(st.y-ct[a].y)) cout<<0<<' '<<ct[a].x<<' '<<st.y<<'\n';
        else cout<<0<<' '<<st.x<<' '<<ct[a].y<<'\n';
        if(abs(ed.x-ct[a].x)<abs(ed.y-ct[a].y)) cout<<1<<' '<<ct[a].x<<' '<<ed.y<<'\n';
        else cout<<1<<' '<<ed.x<<' '<<ct[a].y<<'\n';
        cout<<0<<' '<<ed.x<<' '<<ed.y<<'\n';
        return ;
    }
    else{
        cout<<4<<'\n';
        if(abs(st.x-ct[a].x)<abs(st.y-ct[a].y)) cout<<0<<' '<<ct[a].x<<' '<<st.y<<'\n';
        else cout<<0<<' '<<st.x<<' '<<ct[a].y<<'\n';
        cout<<1<<' '<<ct[a].x<<' '<<ct[b].y<<'\n';
        if(abs(ed.x-ct[b].x)<abs(ed.y-ct[b].y)) cout<<1<<' '<<ct[b].x<<' '<<ed.y<<'\n';
        else cout<<1<<' '<<ed.x<<' '<<ct[b].y<<'\n';
        cout<<0<<' '<<ed.x<<' '<<ed.y<<'\n';
    }
}
int main() {
    //ios::sync_with_stdio(0),cin.tie(0);
    int _ = 1;
    //cin >> _;
    while(_--) solve();
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3572kb

input:

1 2
1 1
5 3
6 2

output:

4.000000
3
0 1 2
1 5 2
0 5 3

result:

ok correct

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 3564kb

input:

2 1
1 1
6 1
1 3
6 3

output:

2.000000
4
0 1 1
1 1 3
1 6 1
0 6 1

result:

wrong answer step 3: target (6.000000, 1.000000) not on plus (1.000000, 3.000000)