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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#268754#7744. Elevator2986858916WA 40ms4136kbC++202.9kb2023-11-28 20:39:452023-11-28 20:39:45

Judging History

你现在查看的是最新测评结果

  • [2023-11-28 20:39:45]
  • 评测
  • 测评结果:WA
  • 用时:40ms
  • 内存:4136kb
  • [2023-11-28 20:39:45]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define mid ((l+r)>>1)
#define ll long long
#define lowbit(x) x&-x
const int N=1e7+1,mod=1e9+19;
void solve(){
    int n,k;cin>>n>>k;
    vector<pair<int,int>>a,b;
    for(int i=0;i<n;i++){
        int c,w,f;cin>>c>>w>>f;
        if(w==1)a.emplace_back(c,f);
        else b.emplace_back(c,f);
    }
    function<bool(pair<int,int>,pair<int,int>)>cmp=[&](const auto x,const auto y){
        return x.second>y.second;
    };
    sort(a.begin(),a.end(),cmp);
    sort(b.begin(),b.end(),cmp);
    ll ans=0;
    int p=k,cnt=0;
    int l=0,li=0;
    while(l<a.size()||li<b.size()){
        // cout<<p<<' '<<cnt<<' '<<ans<<'\n';
        if(l<a.size()&&li<b.size()){
            if(a[l].second>b[li].second){
                if(p==k){
                    cnt=a[l].second;
                }
                if(a[l].first>=k){
                    ans+=1ll*a[l].first/k*a[l].second;
                    a[l].first=a[l].first%k;
                }
                if(p>=a[l].first)p-=a[l].first;
                else p=a[l].first-p,ans+=cnt,cnt=a[l].second;
                l++;
            }else {
                if(p==k){
                    cnt=b[li].second;
                }
                if(p==1){
                    ans+=cnt;
                    p=k;
                    continue;
                }
                if(b[li].first>=k/2){
                    ans+=1l*b[li].first/(k/2)*b[li].second;
                    b[li].first=b[li].first%(k/2);
                }
                if(p>=b[li].first*2)p-=b[li].first*2;
                else p=b[li].first*2-p,ans+=cnt,cnt=b[li].second;
                li++;
            }
        }else if(l<a.size()){
            if(p==k){
                    cnt=a[l].second;
                }
                if(a[l].first>=k){
                    ans+=1ll*a[l].first/k*a[l].second;
                    a[l].first=a[l].first%k;
                }
                if(p>=a[l].first)p-=a[l].first;
                else p=a[l].first-p,ans+=cnt,cnt=a[l].second;
                l++;
        }else {
                if(p==k){
                    cnt=b[li].second;
                }
                if(p==1){
                    ans+=cnt;
                    p=k;
                    continue;
                }
                if(b[li].first>=k/2){
                    ans+=1ll*b[li].first/(k/2)*b[li].second;
                    b[li].first=b[li].first%(k/2);
                }
                if(p>=b[li].first*2)p-=b[li].first*2;
                else p=b[li].first*2-p,ans+=cnt,cnt=b[li].second;
                li++;
        }
        if(p==0){
            p=k;ans+=cnt;
        }
        // cout<<p<<' '<<cnt<<' '<<ans<<'\n';
    }
    if(p!=k)ans+=cnt;
    cout<<ans<<'\n';
}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    int t;cin>>t;
    while(t--){
        solve();
    }
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3368kb

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: 4136kb

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
25
4
5
7
1
3
9
6
1
10
4
9
20
6
4
1
8
5
5
7
1
3
36
6
3
3
2
2
2
3
8
1
6
6
9
12
150
7
10
2
7
7
8
6
5
5
1
7
4
5
10
7
7
10
8
1
4
2
3
9
1
5
2
9
1
6
7
7
6
10
33
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
29
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
15
7
3
2
4
...

result:

wrong answer 3rd lines differ - expected: '23', found: '25'