QOJ.ac

QOJ

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
#864444#1189. Wall Paintingcocoa_chan#WA 3ms8272kbC++142.9kb2025-01-20 16:42:572025-01-20 16:42:57

Judging History

你现在查看的是最新测评结果

  • [2025-01-20 16:42:57]
  • 评测
  • 测评结果:WA
  • 用时:3ms
  • 内存:8272kb
  • [2025-01-20 16:42:57]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
ll n,m,i,j,k,l,r,x,y,z,w,s,t,dp[1100000],len[1100000],neg,pos;
pair<pair<ll,ll>,ll> p[1100000];
multiset<ll> mxone[4],mxtwo[4],nointer;
set<pair<ll,pair<ll,ll>>> intersect[4],inside[4];
pair<ll,pair<ll,ll>> pp;
void add(ll z,pair<ll,pair<ll,ll>> p)
{
    //printf("(%lld:%lld,%lld,%lld)\n",z,p.first,p.second.first,p.second.second);
    intersect[z].insert(p);
    mxone[z].insert(dp[p.second.second]-p.first*pos);
    mxtwo[z].insert(dp[p.second.second]-p.first*(neg+pos*2));
}
void del(ll z,pair<ll,pair<ll,ll>> p)
{
    //printf("[%lld:%lld,%lld,%lld]\n",z,p.first,p.second.first,p.second.second);
    intersect[z].erase(p);
    mxone[z].erase(mxone[z].find(dp[p.second.second]-p.first*pos));
    mxtwo[z].erase(mxtwo[z].find(dp[p.second.second]-p.first*(neg+pos*2)));
}

int main()
{
    scanf("%lld %lld %lld %lld",&m,&n,&pos,&neg);
    for(i=1;i<=n;i++)
    {
        scanf("%lld %lld %lld",&z,&x,&y);
        p[i]={{x,y},z};
    }
    sort(p+1,p+n+1);
    for(i=1;i<=n;i++)
    {
        //printf("(%lld)",i);
        len[i]=p[i].first.second-p[i].first.first+1;
        for(j=1;j<=3;j++)
        {
            while(!inside[j].empty())
            {
                pp=(*inside[j].begin());
                if(pp.first<=p[i].first.second)
                {
                    inside[j].erase(pp);
                    add(j,pp);
                }
                else
                    break;
            }
        }
        for(j=1;j<=3;j++)
        {
            while(!intersect[j].empty())
            {
                pp=(*intersect[j].begin());
                if(pp.first<p[i].first.first)
                {
                    del(j,pp);
                    nointer.insert(dp[pp.second.second]);
                }
                else
                    break;
            }
        }
        //printf("?");
        dp[i]=len[i]*pos;
        if(!nointer.empty())
        dp[i]=(*(--nointer.end()))+len[i]*pos;
        //printf("?");
        //printf("[%lld]",dp[i]);
        for(j=1;j<=3;j++)
        {
            //printf("(%lld:%lld)",j,dp[i]);
            if(p[i].second==j)
            {
                //printf("!");
                if(!mxone[j].empty())
                dp[i]=max(dp[i],(*(--mxone[j].end()))+p[i].first.first*pos+len[i]*pos-pos);
            }
            else
            {
                if(!mxtwo[j].empty())
                dp[i]=max(dp[i],(*(--mxtwo[j].end()))+p[i].first.first*(neg+pos*2)+len[i]*pos-neg-pos*2);
            }
        }
        //printf("!");
        inside[p[i].second].insert({p[i].first.second,{p[i].first.first,i}});
        //add(p[i].second,{p[i].first.second,{p[i].first.first,i}});
        //printf("(%lld)\n",dp[i]);
    }
    s=0;
    for(i=1;i<=n;i++)
    {
        s=max(s,dp[i]);
    }
    printf("%lld",s);
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 8008kb

input:

8 5 10 5
1 1 7
3 1 2
1 5 6
3 1 4
3 6 8

output:

70

result:

ok answer is '70'

Test #2:

score: 0
Accepted
time: 1ms
memory: 8012kb

input:

26 3 9 7
1 11 13
3 1 11
3 18 26

output:

182

result:

ok answer is '182'

Test #3:

score: 0
Accepted
time: 0ms
memory: 8016kb

input:

21 10 10 5
1 10 21
3 4 16
1 1 7
3 11 21
3 1 16
3 3 3
2 1 17
3 5 18
1 7 11
2 3 14

output:

210

result:

ok answer is '210'

Test #4:

score: 0
Accepted
time: 0ms
memory: 8020kb

input:

21 15 8 7
2 12 21
2 1 2
3 6 13
2 13 17
1 11 19
3 3 5
1 12 13
3 2 2
1 12 15
1 5 17
1 2 3
1 1 9
1 8 12
3 8 9
3 2 9

output:

153

result:

ok answer is '153'

Test #5:

score: 0
Accepted
time: 0ms
memory: 8012kb

input:

8 5 36426 79445
3 6 8
3 1 2
3 1 4
1 1 7
1 5 6

output:

254982

result:

ok answer is '254982'

Test #6:

score: 0
Accepted
time: 0ms
memory: 8012kb

input:

5 8 29211 39679
1 5 5
1 3 4
2 3 4
3 3 5
1 1 5
1 1 5
3 2 5
3 1 5

output:

146055

result:

ok answer is '146055'

Test #7:

score: 0
Accepted
time: 0ms
memory: 8020kb

input:

14 4 95138 64223
2 11 12
2 2 11
2 8 13
3 8 14

output:

1141656

result:

ok answer is '1141656'

Test #8:

score: 0
Accepted
time: 0ms
memory: 8020kb

input:

19 9 70607 66466
3 8 9
2 5 10
2 16 18
2 4 18
3 1 4
3 9 10
2 10 15
2 4 14
3 1 3

output:

1270926

result:

ok answer is '1270926'

Test #9:

score: 0
Accepted
time: 0ms
memory: 7936kb

input:

11 8 45559 56553
3 2 5
2 3 8
2 3 9
1 1 7
1 5 11
2 3 8
1 7 11
1 1 4

output:

501149

result:

ok answer is '501149'

Test #10:

score: -100
Wrong Answer
time: 3ms
memory: 8272kb

input:

861607398 3876 81011 49233
3 394669701 515805550
3 88996129 148083649
3 522857002 746888599
2 645596889 805867588
3 30238644 820298182
3 8253822 719679027
1 121050605 803152099
1 511310692 691678587
3 41691669 810609226
3 125849609 390382629
2 91619093 835765994
3 113524757 737106256
1 579522464 794...

output:

69781110575365

result:

wrong answer expected '69780783122315', found '69781110575365'