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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#786128#6660. 택시 여행int_R0 416ms119172kbC++142.8kb2024-11-26 20:23:362024-11-26 20:23:41

Judging History

你现在查看的是最新测评结果

  • [2024-11-26 20:23:41]
  • 评测
  • 测评结果:0
  • 用时:416ms
  • 内存:119172kb
  • [2024-11-26 20:23:36]
  • 提交

answer

#include<stdio.h>
#include<iostream>
#include<algorithm>
#include<vector>
#include<string.h>
#include<unordered_map>
using namespace std;
typedef long long ll;
typedef vector<int> vecint;
typedef vector<ll> vecll;
typedef pair<int,int> Pair;
typedef pair<ll,ll> Pairl;

const int MAXN=1e5+10;
const ll INF=4e18;

int n,b[MAXN],fa[MAXN],pos[MAXN];
ll a[MAXN];
vector <Pair> v[MAXN];
unordered_map <int,unordered_map<int,int>> dis;

namespace tree
{
    int MIN,R,S,siz[MAXN];
    bool vis[MAXN];
    void dfs(int x,int fa=0)
    {
        int MAX=0;siz[x]=1;
        for(auto now:v[x])
        {
            int y=now.first;
            if(y==fa||vis[y]) continue;
            dfs(y,x),siz[x]+=siz[y];
            MAX=max(MAX,siz[y]);
        }
        MAX=max(MAX,S-siz[x]);
        if(MAX<MIN) MIN=MAX,R=x;
    }
    void calc(int x,int fa=0,ll D=0)
    {
        dis[R][x]=D;
        for(auto now:v[x])
        {
            int y=now.first;
            if(y==fa||vis[y]) continue;
            calc(y,x,D+now.second);
        }
    }
    void work(int x)
    {
        vis[x]=true;calc(x);
        for(auto now:v[x])
        {
            int y=now.first;
            if(vis[y]) continue;
            MIN=MAXN,S=siz[y],dfs(y);
            fa[R]=x,dfs(R),work(R);
        }
    }
    void init()
        {MIN=MAXN,S=n,dfs(1),dfs(R),work(R);}
}

inline bool cmp(int x,int y)
    {return b[x]>b[y];}


struct node
{
    vector <Pairl> f;
    inline ll F(Pairl f,int x)
        {return f.first*x+f.second;}
    inline ll qry(ll x)
    {
        if(f.empty()) return INF;
        int l=0,r=f.size()-1;
        while(l<r)
        {
            int mid=(l+r)>>1;
            ll suma=F(f[mid],x);
            ll sumb=F(f[mid+1],x);
            (suma>sumb)?l=mid+1:r=mid;
        }
        return F(f[l],x);
    }
    inline void upd(ll k,ll B)
    {
        if(!f.empty()&&f.back().second>=B)
            f.pop_back();
        if(f.empty()||f.back().first!=B)
            f.emplace_back(k,B);
    }
}t[MAXN];

inline ll qry(int x)
{
    ll D=INF;
    for(int p=x;p;p=fa[p])
        D=min(D,t[p].qry(dis[p][x]));
    return D;
}

inline void upd(int x,ll D)
{
    for(int p=x;p;p=fa[p])
        t[p].upd(b[x],D+a[x]+1ll*b[x]*dis[p][x]);
}

vecll travel(vecll A,vecint B,vecint U,vecint V,vecint W)
{
    n=A.size();
    for(int i=0;i<n;++i)
        a[i+1]=A[i],b[i+1]=B[i];
    for(int i=0;i<n-1;++i)
        v[U[i]+1].emplace_back(V[i]+1,W[i]),
        v[V[i]+1].emplace_back(U[i]+1,W[i]);
    tree::init();
    for(int i=1;i<=n;++i) pos[i]=i;
    sort(pos+1,pos+n+1,cmp);
    upd(1,0);
    for(int i=1;i<=n;++i)
    {
        if(b[pos[i]]>=b[1]) continue;
        upd(pos[i],qry(pos[i]));
    }
    vecll C;
    for(int i=2;i<=n;++i)
        C.push_back(qry(i));
    return C;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 7
Accepted
time: 2ms
memory: 10868kb

input:

2
684124582850 713748627948
74361 256955
0 1 661088

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
733283747618
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 3 lines

Test #2:

score: 7
Accepted
time: 2ms
memory: 9260kb

input:

3
251115773325 363097865287 358609487841
826785 213106 914768
0 1 851938
2 0 231697

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
955485332655
442679377470
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 4 lines

Test #3:

score: 7
Accepted
time: 2ms
memory: 9244kb

input:

3
489998888627 318672977903 70353752652
258347 458793 258657
2 1 156120
0 2 524840

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
665922861747
625589728107
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 4 lines

Test #4:

score: 7
Accepted
time: 2ms
memory: 11112kb

input:

3
737471938521 315388610250 818943569900
726908 666797 564862
0 1 460302
0 2 785280

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
1072069144737
1308298252761
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 4 lines

Test #5:

score: 7
Accepted
time: 1ms
memory: 9988kb

input:

4
201836820267 208957719162 992553400562 566050337171
243994 65303 590123 936951
1 0 259719
0 3 860376
3 2 513584

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
265206697953
537074816507
411763402011
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 5 lines

Test #6:

score: 7
Accepted
time: 1ms
memory: 9416kb

input:

4
440719935569 160237864481 704297665373 767778991240
451998 371509 46564 828427
1 0 861960
1 3 830699
2 3 185693

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
830324131649
1289731282865
1205798418251
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 5 lines

Test #7:

score: 7
Accepted
time: 2ms
memory: 9876kb

input:

5
148262899914 9382086008 622202345986 443806901161 213829280326
178155 503016 333953 572340 461148
0 3 453941
3 2 84057
4 0 171136
3 1 598794

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
335812903839
244109933604
229134758769
178751633994
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 6 lines

Test #8:

score: 7
Accepted
time: 1ms
memory: 9624kb

input:

5
391440982512 969252165920 333946610796 649830522527 902812044171
522045 996458 225429 545971 667483
0 1 701500
0 4 514779
2 1 435377
3 0 919439

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
757655550012
984941935977
871429515267
660178785567
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

ok 6 lines

Test #9:

score: 0
Wrong Answer
time: 0ms
memory: 9324kb

input:

17
315015458526 65513576283 829720084774 654640079244 561177336848 463903843105 496216524512 837433489064 92734412345 807145138979 250511786518 915329126804 373916658654 78276842047 121976569238 432447179015 519384539551
696133 642473 231377 987220 589587 337763 790202 785083 249580 108311 73808 892...

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
430639669161
417840567823
403532946274
854701616505
811025535952
634227941809
877731088411
501387707132
796723483467
501233852966
474661031682
536446316097
411867746683
749241643803
907444829383
704895883304
secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I

result:

wrong answer 5th lines differ - expected: '499079112962', found: '854701616505'

Subtask #2:

score: 0
Wrong Answer

Test #31:

score: 0
Wrong Answer
time: 416ms
memory: 119172kb

input:

100000
746699125678 374834842799 250803643493 620187038832 454433387570 406226564003 897157438699 99473514061 734784419618 503968957100 363935477037 277126009840 52078020050 990757079812 847235285349 950784717285 271017141367 861087225700 996035427219 520682200664 282013988419 415183977876 882007771...

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
-244496226837474671
-244496238476864147
-244496250254196155
-244496256864457007
-244496268402888275
-244496271677991275
-244496283804881219
-244496294497701227
-244496304126072707
-244496316358480739
-244496326205640191
-244496334852873383
-244496345471071571
-...

result:

wrong answer 2nd lines differ - expected: '1148030742334', found: '-244496226837474671'

Subtask #3:

score: 0
Skipped

Dependency #1:

0%

Subtask #4:

score: 0
Wrong Answer

Test #69:

score: 0
Wrong Answer
time: 156ms
memory: 56612kb

input:

100000
15175010 23519365 21177669 27079342 9089 16784452 29693960 23124925 17048604 10179491 12828214 24992902 8483134 2928073 23807522 7332137 17421520 28460746 1607282 13224363 11900728 11794692 11495061 4687109 23460275 7657982 27417256 16978162 7326803 23083826 24942987 16610314 12147303 2828271...

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
70162408
74364716
74443173
63752036
75926185
67643011
88151266
97330744
83451140
66595851
80072399
66642637
74369439
72273739
66642637
66642637
69871260
79988941
64325905
66642637
87706986
75107009
72199871
66642637
66642637
87462704
56639269
80412078
66642637
...

result:

wrong answer 2nd lines differ - expected: '16705757', found: '70162408'

Subtask #5:

score: 0
Wrong Answer

Test #94:

score: 0
Wrong Answer
time: 214ms
memory: 60364kb

input:

99281
551670361798 568902251563 418071776626 697635341894 641578820039 117221079324 812766431051 425410617978 663769685693 282144284527 799662290178 749088952784 586626406385 122473825417 459510657357 871705247919 443707710712 735612808044 237919555727 829939639783 122127143240 616906466299 24431898...

output:

secret: XBNN6R0Jnospxlfz11GWxd4ldkzb0I
3240619687523
3240619687523
3199937996153
3240619687523
3013165061752
3091534992113
3240619687523
2976717376848
3014982836587
3209494433626
3240619687523
3206153290484
3177611324287
3240619687523
3240619687523
3124437150173
3209494433626
3170814266334
323530995...

result:

wrong answer 2nd lines differ - expected: '598598746654', found: '3240619687523'

Subtask #6:

score: 0
Skipped

Dependency #1:

0%