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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#793128#7744. Elevatoreinekleine18WA 40ms5468kbC++201.8kb2024-11-29 17:00:132024-11-29 17:00:14

Judging History

你现在查看的是最新测评结果

  • [2024-11-29 17:00:14]
  • 评测
  • 测评结果:WA
  • 用时:40ms
  • 内存:5468kb
  • [2024-11-29 17:00:13]
  • 提交

answer

#include<bits/stdc++.h>
#include <vector>

#define int long long
using namespace std;
#define endl '\n'
using a2=std::array<int,2>;
using a3=std::array<int,3>;
void solve(){
    int n,k;
    std::cin>>n>>k;
    std::vector<a3>v(n);
    for(auto &[a,b,c]:v) std::cin>>a>>b>>c;
    std::sort(v.begin(),v.end(),[&](a3 l,a3 r){
        if(l[2]!=r[2]) return l[2]>r[2];
        return l[1]>r[1];
    });
    std::vector<int>pos;
    for(int i=0;i<n;++i){
        if(v[i][1]==1){
            pos.push_back(i);
        }
    }
    int ans=0,sz=pos.size();
    for(int i=0,p=0;i<n;){
        int val=v[i][2];
        int w=0,j=i;
        while(i<n&&w<k){
            if(k-w>=v[i][1]*v[i][0]){
                w+=v[i][1]*v[i][0];
                ++i;
            }else{
                int cnt=(k-w)/v[i][1];
                w+=cnt*v[i][1];
                v[i][0]-=cnt;
                break;
            }
        }
        if(w<k){
            while(p<sz&&pos[p]<i) ++p;
            while(p<sz&&w<k){
                if(v[pos[p]][0]>=w-k){
                    v[pos[p]][0]-=w-k;
                    w=k;
                }else{
                    w+=v[pos[p]][0];
                    v[pos[p]][0]=0;
                    ++p;
                }
            }
        }
        ans+=val;
        if(i==j){
            int nums=k/v[i][1];
            if(nums<=v[i][0]){
                int zu=v[i][0]/nums;
                ans+=val*zu;
                v[i][0]-=zu*nums;
            }
        }
    }
    std::cout<<ans<<'\n';
}

signed main(){
#ifdef LOCAL 
    std::freopen("in.txt","r",stdin);
    std::freopen("out.txt","w",stdout);
#endif
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::cout.tie(nullptr);
    int _=1;
    std::cin>>_;
    for(int i=0;i<_;++i){
        solve();
    }
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3560kb

input:

2
4 6
1 1 8
7 2 5
1 1 7
3 2 6
8 1200000
100000 1 100000
100000 1 12345
100000 2 100000
100000 2 12345
100000 1 100000
100000 1 12345
100000 2 100000
100000 2 12345

output:

24
100000

result:

ok 2 lines

Test #2:

score: -100
Wrong Answer
time: 40ms
memory: 5468kb

input:

5501
8 104
5 2 3
6 2 4
5 2 3
6 2 9
8 2 4
2 1 3
7 2 4
8 2 8
1 290
3 1 1
12 12
6 1 2
1 2 2
1 1 2
1 2 4
6 1 1
1 2 5
6 1 4
4 1 4
6 2 4
6 2 5
4 2 5
4 1 4
5 334
1 1 4
1 2 3
4 2 1
5 1 1
2 1 2
13 218
5 2 3
5 1 4
1 2 1
1 2 5
3 2 2
1 1 3
4 2 2
1 2 5
2 2 1
2 1 5
3 2 1
5 2 1
1 1 4
10 260
7 2 1
5 1 1
5 2 4
6 1 6...

output:

9
1
23
4
5
7
1
3
9
6
1
10
4
9
20
6
4
1
8
5
5
7
1
3
23
6
3
3
2
2
2
3
8
1
5
6
9
11
151
7
10
2
7
7
8
6
5
5
1
7
3
5
10
7
7
10
8
1
4
2
3
9
1
5
2
9
1
6
7
7
6
10
18
8
10
4
10
9
2
8
3
5
9
3
6
5
3
2
6
1
3
2
2
1
6
9
6
3
4
8
9
9
2
6
1
2
6
7
5
2
5
21
8
1
2
3
4
9
3
4
6
5
9
6
1
7
3
7
3
2
2
8
7
3
5
9
7
10
7
3
2
4
...

result:

wrong answer 15th lines differ - expected: '17', found: '20'