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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#178647#7108. CouleurPlentyOfPenalty#AC ✓1237ms23460kbC++173.0kb2023-09-14 10:25:212023-09-14 10:25:21

Judging History

你现在查看的是最新测评结果

  • [2023-09-14 10:25:21]
  • 评测
  • 测评结果:AC
  • 用时:1237ms
  • 内存:23460kb
  • [2023-09-14 10:25:21]
  • 提交

answer

#include<iostream>
#include<cstdio>
#include<vector>
#include<algorithm>
#include<map>
#include<set>
typedef long long ll;
typedef std::pair<int,int> pii;

const int MAXN = 100011;
struct BIT
{
    std::vector<int>t;
    #define lowb (i&-i)
    int n;
    void init(int l)
    {
        n=l;
        t.clear(),t.resize(l+1);
    }
    void modify(int i,int k)
    {
        while(i<=n)t[i]+=k,i+=lowb;
    }
    int Qsum(int i)
    {
        int res=0;
        while(i)res+=t[i],i-=lowb;
        return res;
    }
}bt[MAXN];
ll val[MAXN];
std::vector<int>seq[MAXN];
std::map<pii,int>S;
std::multiset<ll>ans;
int a[MAXN],cnt;
int place(auto& q,int val)
{
    return std::lower_bound(q.begin(),q.end(),val)-q.begin()+1;
}
void brute(int l,int r)
{
    //printf("brute[%d,%d]\n",l,r);
    if(l>r)return;
    int cur=++cnt;
    bt[cur].init(r-l+1);
    auto &q=seq[cur];
    q.resize(r-l+1);
    for(int i=l;i<=r;++i)q[i-l]=a[i];
    std::sort(q.begin(),q.end());
    q.resize(std::unique(q.begin(),q.end())-q.begin());
    val[cur]=0;
    for(int i=r;i>=l;--i)
    {
        //printf("i=%d,a[i]=%d\n",i,a[i]);
        int x=place(q,a[i]);
        //printf("x=%d\n",x);
        val[cur]+=bt[cur].Qsum(x-1);
        bt[cur].modify(x,1);
    }
    ans.insert(val[cur]);
    S[pii(l,r)]=cur;
    //printf("Quit!\n");
}
int main()
{
    int task;
    scanf("%d",&task);
    while(task--)
    {
        S.clear(),ans.clear();
        int n;
        scanf("%d",&n);
        for(int i=1;i<=n;++i)scanf("%d",&a[i]);
        brute(1,n);
        for(int w=1;w<=n;++w)
        {
            ll res=ans.size()?*--ans.end():0;
            printf("%lld ",res);
            int p;
            scanf("%d",&p);
            p=p^res;
            auto it=--S.lower_bound(pii(p+1,0));
            int l=it->first.first,r=it->first.second;
            int cur=it->second;
            //printf("[%d,%d,%d]\n",l,r,cur);
            ans.erase(ans.find(val[cur]));
            ll rest=val[cur];
            if(p-l<=r-p)
            {
                for(int i=l;i<=p;++i)
                {
                    int x=place(seq[cur],a[i]);
                    rest-=bt[cur].Qsum(x-1);
                    bt[cur].modify(x,-1);
                }
                S.erase(it);
                S[pii(p+1,r)]=cur;
                val[cur]=rest;
                brute(l,p-1);
            }
            else
            {
                for(int i=r;i>=p;--i)
                {
                    int x=place(seq[cur],a[i]);
                    rest-= i-l+1-bt[cur].Qsum(x);
                    bt[cur].modify(x,-1);
                }
                S.erase(it);
                S[pii(l,p-1)]=cur;
                val[cur]=rest;
                brute(p+1,r);
            }
            ans.insert(val[cur]);
            //puts("ok!");
        }
        puts("");
        while(cnt)bt[cnt].init(0),seq[cnt].clear(),--cnt;
    }
    return 0;
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 10056kb

input:

3
5
4 3 1 1 1
5 4 5 3 1
10
9 7 1 4 7 8 5 7 4 8
21 8 15 5 9 2 4 5 10 6
15
4 8 8 1 12 1 10 14 7 14 2 9 13 10 3
37 19 23 15 7 2 10 15 2 13 4 5 8 7 10

output:

7 0 0 0 0 
20 11 7 2 0 0 0 0 0 0 
42 31 21 14 14 4 1 1 1 0 0 0 0 0 0 

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 1237ms
memory: 23460kb

input:

11116
10
10 5 10 3 6 4 8 5 9 8
31 27 24 11 12 3 0 2 3 1
10
8 2 7 2 8 10 1 10 9 10
6 5 2 13 2 1 0 1 3 1
10
7 10 7 6 1 3 10 6 7 9
21 18 10 1 6 5 4 8 9 10
10
2 10 4 8 8 5 7 2 6 7
20 10 9 1 15 0 4 2 9 7
10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
10
1 2 3 4 5 6 7 8 9 10
6 3 5 2 7 10 9 1 4 8
10
1 10 1 3...

output:

21 18 16 12 10 6 4 1 1 0 
12 12 10 10 4 4 4 2 1 0 
20 16 9 5 3 3 3 0 0 0 
22 14 8 8 5 5 2 1 1 0 
0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 
19 12 7 4 4 2 2 1 0 0 
20 18 8 3 1 1 0 0 0 0 
45 21 21 10 3 3 3 0 0 0 
17 11 8 2 1 1 1 0 0 0 
13 4 1 0 0 0 0 0 0 0 
29 27 22 15 9 7 4 3 1 0 
26 16 9 2 1 1 1 1 1 ...

result:

ok 11116 lines

Extra Test:

score: 0
Extra Test Passed