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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#786166 | #6660. 택시 여행 | int_R | 0 | 409ms | 122404kb | C++14 | 2.8kb | 2024-11-26 20:31:22 | 2024-11-26 20:31:22 |
Judging History
answer
#include<stdio.h>
#include<iostream>
#include<algorithm>
#include<vector>
#include<string.h>
#include<unordered_map>
#define ll long long
using namespace std;
typedef vector<int> vecint;
typedef vector<ll> vecll;
typedef pair<ll,ll> Pair;
typedef pair<ll,ll> Pairl;
const ll MAXN=1e5+10;
const ll INF=4e18;
ll n,b[MAXN],fa[MAXN],pos[MAXN];
ll a[MAXN];vector <Pair> v[MAXN];
unordered_map <ll,unordered_map<ll,ll>> dis;
namespace tree
{
ll MIN,R,S,siz[MAXN];bool vis[MAXN];
void dfs(ll x,ll fa=0)
{
ll MAX=0;siz[x]=1;
for(auto now:v[x])
{
ll 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(ll x,ll fa=0,ll D=0)
{
dis[R][x]=D;
for(auto now:v[x])
{
ll y=now.first;
if(y==fa||vis[y]) continue;
calc(y,x,D+now.second);
}
}
void work(ll x)
{
vis[x]=true;calc(x);
for(auto now:v[x])
{
ll 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(ll x,ll y){return b[x]>b[y];}
struct node
{
vector <Pairl> f;
inline ll F(Pairl f,ll x)
{return 1ll*f.first*x+f.second;}
inline ll qry(ll x)
{
if(f.empty()) return INF;
ll l=0,r=f.size()-1;
while(l<r)
{
ll 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!=k)
f.emplace_back(k,B);
}
}t[MAXN];
inline ll qry(ll x)
{
ll D=INF;
for(ll p=x;p;p=fa[p])
D=min(D,t[p].qry(dis[p][x]));
return D;
}
inline void upd(ll x,ll D)
{
for(ll 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(ll i=0;i<n;++i)
a[i+1]=A[i],b[i+1]=B[i];
for(ll 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(ll i=1;i<=n;++i) pos[i]=i;
sort(pos+1,pos+n+1,cmp),upd(1,0);
for(ll i=1;i<=n;++i)
{
if(b[pos[i]]>=b[1]) continue;
upd(pos[i],qry(pos[i]));
}
vecll C;for(ll 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: 0ms
memory: 11700kb
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: 11128kb
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: 11756kb
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: 0ms
memory: 12260kb
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: 10772kb
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: 0ms
memory: 11880kb
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: 1ms
memory: 12456kb
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: 0ms
memory: 11200kb
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: 1ms
memory: 10940kb
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: 409ms
memory: 122404kb
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 1148030742334 1636760433058 2131282232650 2353514637869 2672707119337 2763307672337 2948215735597 3003888852169 3054019822989 3117708941277 3529296551988 3571142031792 3622525357298 3626076024904 3639200142098 3684447313784 3708563728224 3711166628734 372703445...
result:
wrong answer 12th lines differ - expected: '3168979051095', found: '3529296551988'
Subtask #3:
score: 0
Skipped
Dependency #1:
0%
Subtask #4:
score: 0
Wrong Answer
Test #69:
score: 0
Wrong Answer
time: 145ms
memory: 58804kb
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 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 18034403 ...
result:
wrong answer 2nd lines differ - expected: '16705757', found: '18034403'
Subtask #5:
score: 0
Wrong Answer
Test #94:
score: 0
Wrong Answer
time: 169ms
memory: 60892kb
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 4132080732972 4317275708716 4541143285131 4303710540148 4385378486863 4202227871517 4368033117723 4513557250291 4540181147663 4503931646336 4303282879727 4445162511383 4241791781683 4316833001808 4619682670703 4385365064619 4532370392056 4233118270807 430961409...
result:
wrong answer 2nd lines differ - expected: '598598746654', found: '4132080732972'
Subtask #6:
score: 0
Skipped
Dependency #1:
0%