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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#702393#9529. Farm ManagementMurphy_WA 1ms8000kbC++112.2kb2024-11-02 15:53:442024-11-02 15:53:48

Judging History

你现在查看的是最新测评结果

  • [2024-11-02 15:53:48]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:8000kb
  • [2024-11-02 15:53:44]
  • 提交

answer

#include <bits/stdc++.h>
#define N 100005
#define ll long long
using namespace std;
struct node {
    int w,l,r,t;
}q[N];
bool cmp(node x,node y){return x.w<=y.w;}
ll t_l[N],sum1[N],total,w_t,ans;
ll r_t[N],sum2[N];
signed main() {
    int n,m;scanf("%d%d",&n,&m);
    for(int i=1;i<=n;++i) {
        scanf("%d%d%d",&q[i].w,&q[i].l,&q[i].r);
        q[i].t=q[i].r;
        total+=(ll)q[i].r;
    }
    sort(q+1,q+1+n,cmp);
    ll res=total-m;
    for(int i=1;i<=n;++i) {
        if(res) {
            int x = q[i].t-q[i].l;
            int sub = (x<=res)?x:res;
            q[i].t-=sub;
            res-=sub;
        }
    }
    for(int i=1;i<=n;++i) {
        t_l[i]=t_l[i-1]+(ll)(q[i].t-q[i].l);
        sum1[i]=sum1[i-1]+q[i].w*(ll)(q[i].t-q[i].l);
        r_t[i]=r_t[i-1]+(ll)(q[i].r-q[i].t);
        sum2[i]=sum2[i-1]+q[i].w*(ll)(q[i].r-q[i].t);
        w_t+=(ll)(q[i].w*q[i].t);
    }
    // for(int i=1;i<=n;++i) cout<<q[i].w<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<q[i].l<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<q[i].r<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<q[i].t<<' ';cout<<endl;;cout<<endl;
    // for(int i=1;i<=n;++i) cout<<t_l[i]<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<sum1[i]<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<r_t[i]<<' ';cout<<endl;
    // for(int i=1;i<=n;++i) cout<<sum2[i]<<' ';cout<<endl;cout<<endl;

    for(int i=1;i<=n;++i) {
        int pre = t_l[i-1]; 
        ll sub = sum1[i-1]+q[i].w*q[i].t;
        int ti = q[i].t + pre;
        ll find = r_t[n]-(ll)ti;
        int idx = upper_bound(r_t+1+i,r_t+1+n,find)-r_t;
        // cout<<i<<": "<<pre<<", "<<sub<<", "<<ti<<" {}"<<find<<", "<<idx<<" ***** ";
        int mor=0;
        ll add=0;
        if(idx<n) {
            mor = r_t[n]-r_t[idx+1];
            add = sum2[n]-sum2[idx+1];
        }
        // cout<<"     "<<mor<<", "<<add<<" [] ";
        if(idx>i+1) {
            // mor+=ti-(r_t[n]-r_t[idx+1]);
            add += (ll)(ti-mor)*(ll)q[idx].w;
            mor=ti;
        }
        int res = ti-mor;
        ans=max(ans,w_t-sub+add+res*(ll)q[i].w);
        // cout<<mor<<", "<<add<<", "<<res<<", "<<ans<<endl;

    }
    printf("%lld",ans);
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 7824kb

input:

5 17
2 3 4
6 1 5
8 2 4
4 3 3
7 5 5

output:

109

result:

ok single line: '109'

Test #2:

score: 0
Accepted
time: 1ms
memory: 5988kb

input:

12 62
503792 9 10
607358 1 3
600501 10 10
33249 4 4
774438 6 6
197692 3 6
495807 8 8
790225 5 9
77272 3 8
494819 4 9
894779 3 9
306279 5 6

output:

35204500

result:

ok single line: '35204500'

Test #3:

score: 0
Accepted
time: 0ms
memory: 5980kb

input:

15 32
835418 2 3
178262 1 3
527643 2 2
519710 1 1
774544 3 3
82312 1 1
808199 1 1
809396 1 3
255882 1 3
80467 1 3
874973 1 3
813965 1 2
198275 1 2
152356 1 3
802055 1 1

output:

22000255

result:

ok single line: '22000255'

Test #4:

score: 0
Accepted
time: 1ms
memory: 5964kb

input:

13 20
526447 1 1
807398 2 2
4167 1 2
944031 2 2
830685 2 2
394251 1 2
505011 1 2
968848 1 1
58170 1 3
32504 1 1
792273 3 3
196120 1 2
714507 1 1

output:

12878768

result:

ok single line: '12878768'

Test #5:

score: 0
Accepted
time: 1ms
memory: 5896kb

input:

13 32
582584 1 3
335440 3 3
971984 1 2
864169 1 2
528515 1 1
382399 1 2
459855 1 2
406909 2 3
66780 2 3
885118 3 3
434844 1 2
93331 1 3
502509 1 3

output:

22065034

result:

ok single line: '22065034'

Test #6:

score: 0
Accepted
time: 1ms
memory: 8000kb

input:

12 77
30244 1 7
518214 3 8
486001 8 9
152634 2 3
180255 3 4
791887 1 6
635820 2 9
881171 3 5
337905 3 8
683182 5 5
300786 3 6
339094 7 9

output:

50453764

result:

ok single line: '50453764'

Test #7:

score: -100
Wrong Answer
time: 1ms
memory: 5980kb

input:

10 3923726
826284 215861 638800
471693 146746 886003
140800 532315 684546
673434 604071 814259
170671 299465 525449
104262 689547 855391
215333 591975 803421
795321 31606 984783
103838 361911 601318
145693 450227 686945

output:

545257925784

result:

wrong answer 1st lines differ - expected: '1597735409747', found: '545257925784'