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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#67312#5098. 第一代图灵机myee0 1604ms91248kbC++145.8kb2022-12-10 11:43:302022-12-10 11:43:32

Judging History

This is the latest submission verdict.

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-12-10 11:43:32]
  • Judged
  • Verdict: 0
  • Time: 1604ms
  • Memory: 91248kb
  • [2022-12-10 11:43:30]
  • Submitted

answer

// 那就是希望。
// 即便需要取模,也是光明。

// 线段树大科技题。
// 自己 yy 出来一个奇葩做法,使得构成一个可以维护的非半群信息。
// 但是修改代价太大了。
// 考虑怎么办。
// 考虑嗯做。
// 直接,直接扔一个底层分块上去啊!
// 很快啊!
// 希望能暴力草过。
// bruteforce!
// 我感觉我很有精神!

// 写得我直接 /tuu 了

#include <algorithm>
#include <set>
#include <stdio.h>
#include <vector>
typedef long long llt;
typedef unsigned uint;typedef unsigned long long ullt;
typedef bool bol;typedef char chr;typedef void voi;
typedef double dbl;
template<typename T>bol _max(T&a,T b){return(a<b)?a=b,true:false;}
template<typename T>bol _min(T&a,T b){return(b<a)?a=b,true:false;}
template<typename T>T lowbit(T n){return n&-n;}
template<typename T>T gcd(T a,T b){return b?gcd(b,a%b):a;}
template<typename T>T lcm(T a,T b){return(a!=0||b!=0)?a/gcd(a,b)*b:(T)0;}
template<typename T>T exgcd(T a,T b,T&x,T&y){if(b!=0){T ans=exgcd(b,a%b,y,x);y-=a/b*x;return ans;}else return y=0,x=1,a;}
template<typename T>T power(T base,T index,T mod)
{
    T ans=1%mod;
    while(index)
    {
        if(index&1)ans=ans*base%mod;
        base=base*base%mod,index>>=1;
    }
    return ans;
}
ullt V[200005];uint Pre[200005];
ullt S(uint l,uint r){return V[r]-V[l];}
ullt A(uint p){return S(p,p+1);}
ullt T(uint l,uint r){return S(Pre[r],l+1);}
ullt W(uint l){return T(l,l+1);}
struct Info{ullt F,G,H;};
const uint B=500;
typedef std::pair<llt,llt>Pair;
typedef std::pair<llt,Pair>Pair2;
const llt inf=1e18;
struct Seg{
    Seg*L,*R;uint len,from;ullt H;
    std::vector<Pair2>Line;
    voi buildLine(){ // 不凸的凸壳暴力合并。
        Line.clear();
        if(len==1)Line={{0,{1,A(from)}},{W(from)-A(from),{0,W(from)}}};
        else{
            auto L1=L->Line,L2=R->Line;
            uint d=std::min(L->H,S(from,from+(len>>1)));
            for(auto&s:L2)s.first-=d,s.second.second+=s.second.first*d;
            uint p=0;while(p+1<L2.size()&&L2[p+1].first<=0)p++;
            L2.erase(L2.begin(),L2.begin()+p),L2[0].first=0;
            std::vector<llt>X,User1,User2;
            for(auto s:L1)User1.push_back(s.first);
            for(auto s:L2)User2.push_back(s.first);
            X.resize(User1.size()+User2.size());
            std::merge(User1.begin(),User1.end(),User2.begin(),User2.end(),X.begin());
            X.erase(std::unique(X.begin(),X.end()),X.end());
            std::vector<Pair2>R;
            for(uint i=0,j=0;i<X.size();i++){
                while(j+1<L1.size()&&L1[j+1].first<=X[i])j++;
                R.push_back({X[i],L1[j].second});
            }
            L1=R;R.clear();
            for(uint i=0,j=0;i<X.size();i++){
                while(j+1<L2.size()&&L2[j+1].first<=X[i])j++;
                R.push_back({X[i],L2[j].second});
            }
            L2=R;R.clear();
            for(uint i=0;i<X.size();i++)
            {
                Pair l1=L1[i].second,l2=L2[i].second;
                if(l1.first==l2.first)R.push_back({X[i],std::max(l1,l2)});
                else{
                    if(l1>l2)std::swap(l1,l2);
                    llt p=l1.second-l2.second;
                    if(p<=X[i])R.push_back({X[i],l2});
                    else if(i+1<X.size()&&X[i+1]>=p)R.push_back({X[i],l1});
                    else R.push_back({X[i],l1}),R.push_back({p,l2});
                }
            }
            for(uint i=0;i<R.size();i++)if(!i||R[i].second!=R[i-1].second)Line.push_back(R[i]);
        }
    }
    Seg(uint l,uint r):L(NULL),R(NULL),len(r-l),from(l){
        if(len>1)
            L=new Seg(l,(l+r)>>1),R=new Seg((l+r)>>1,r),
            H=std::min(L->H+S((l+r)>>1,r),R->H);
        else H=W(l);
        if(len<=B)buildLine();
    }
    Info query(uint l,uint r,ullt v){
        if(!l&&r==len&&len<=B){
            auto p=std::upper_bound(Line.begin(),Line.end(),Pair2{v,{inf,inf}})[-1].second;
            return{std::min(S(from,from+len)+v,H),p.first*v+p.second,H};
        }
        if(l<(len>>1))
            if(r<=(len>>1))return L->query(l,r,v);
            else{
                Info t1=L->query(l,len>>1,v);
                Info t2=R->query(0,r-(len>>1),v+t1.F);
                return{std::min({v+S(from+l,from+r),t1.H+S(from+(len>>1),from+r),t2.H}),
                            std::max(t1.G,t2.G),std::min(t1.H+S(from+(len>>1),from+r),t2.H)};
            }
        else return R->query(l-(len>>1),r-(len>>1),v);
    }
    voi update(uint p){
        if(len==1)H=W(from);
        else
            p<(len>>1)?L->update(p):R->update(p),
            H=std::min(L->H+S(from+(len>>1),from+len),R->H);
        if(len<=B)buildLine();
    }
};
std::set<uint>Set[200005];
uint C[200005];
int main()
{
#ifdef MYEE
    freopen("QAQ.in","r",stdin);
    // freopen("QAQ.out","w",stdout);
#else
#if !defined(ONLINE_JUDGE)
    freopen("a.in","r",stdin);
    freopen("a.out","w",stdout);
#endif
#endif
    uint n,m,q;scanf("%u%u%u",&n,&m,&q);
    for(uint i=0;i<n;i++)scanf("%llu",V+i+1),V[i+1]+=V[i];
    for(uint i=0;i<m;i++)Set[i].insert(0);
    for(uint i=0;i<n;i++)scanf("%u",C+i),Pre[i]=*--Set[--C[i]].insert(i+1).first;
    Seg S(0,n);
    while(q--){
        uint op;scanf("%u",&op);
        if(op==1){
            uint l,r;scanf("%u%u",&l,&r);
            printf("%llu\n",S.query(l-1,r,0).G);
        }else{
            uint p;scanf("%u",&p),p--;
            Set[C[p]].erase(p+1);
            auto t=Set[C[p]].upper_bound(p);
            if(t!=Set[C[p]].end())Pre[*t]=Pre[p],S.update(*t);
            scanf("%u",C+p);
            t=Set[--C[p]].insert(p+1).first;
            if(++t!=Set[C[p]].end())Pre[*t]=p,S.update(*t);
            --t;Pre[p]=*--t;S.update(p);
        }
    }
    return 0;
}

// 那就是希望。
// 即便需要取模,也是光明。

詳細信息

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 0
Wrong Answer
time: 35ms
memory: 17396kb

input:

5000 200 5000
2315 3433 1793 4621 4627 4561 289 4399 3822 2392 392 4581 2643 2441 4572 4649 2981 3094 4206 2057 761 2516 2849 3509 3033 658 4965 3316 3269 4284 4961 753 1187 2515 1377 1725 4743 4761 3823 3464 4859 989 2401 953 875 1481 2181 103 2067 2625 3296 4721 61 3843 1607 997 4385 1284 4299 441...

output:

548314
245673
235275
308423
225966
210806
259594
235530
251425
251425
225966
245673
557600
254636
172427
469715
174076
279177
87601
308423
254636
334710
268088
60775
205859
350545
334103
226905
213296
208193
204744
226905
350545
268088
440399
213296
350545
226905
268088
28995
907253
251425
268088
30...

result:

wrong answer 1st lines differ - expected: '118571', found: '548314'

Subtask #2:

score: 0
Time Limit Exceeded

Test #3:

score: 0
Time Limit Exceeded

input:

200000 10 200000
55651 97298 108697 86619 60721 199951 10610 162267 154301 138848 39191 18605 101369 57073 34977 101576 71252 143401 89587 160521 166491 38442 150761 35579 25571 121311 38033 38483 144639 41401 179161 54872 157905 137601 46863 187656 171901 43715 41036 150741 69057 102031 130561 4772...

output:

4207783
3288581
3727229
3727229
4207783
4207783
4207783
4207783
3727229
4207783
2301159
2785890
4207783
4207783
4207783
4207783
3790607
3247466
4207783
4207783
4207783
3288581
3854408
3666122
3332587
3288581
4207783
3437452
3933021
3174750
2734201
4207783
4207783
3933021
3933021
4207783
3362840
1912...

result:


Subtask #3:

score: 0
Wrong Answer

Test #5:

score: 0
Wrong Answer
time: 1604ms
memory: 91248kb

input:

200000 20000 200000
30681 32496 35471 48191 159123 69792 120915 150673 187226 158493 36275 26856 107976 124777 145229 69745 183961 14497 144808 153612 185893 137681 66417 46802 19345 113322 168046 128149 191001 135433 13201 139214 59489 81178 42343 163158 110121 119201 97501 53079 158755 192241 1132...

output:

499989467
173199150
155538369
510612235
400319187
173199150
135823673
173199150
626455513
153483111
683664191
159023009
680408508
173199150
165580949
414063767
317595410
329297616
173199150
177464227
506346095
143317826
193264455
148920329
173199150
510285576
173199150
73819605
173199150
165580949
2...

result:

wrong answer 1st lines differ - expected: '46702944', found: '499989467'

Subtask #4:

score: 0
Skipped

Dependency #1:

0%

Subtask #5:

score: 0
Skipped

Dependency #4:

0%