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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#836231 | #9730. Elevator II | Pinkychow | WA | 63ms | 3660kb | C++14 | 1.7kb | 2024-12-28 17:29:46 | 2024-12-28 17:29:46 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;
int n,k;
struct node{
int l,r,pos;
}arr[100010];
typedef pair<int,int>pii;
void solve(){
cin>>n>>k;
int res=0;
vector<int>ans;
multiset<pii>s;
priority_queue<pii>q;
for(int i=1;i<=n;i++){
cin>>arr[i].l>>arr[i].r;
arr[i].pos=i;
if(arr[i].l<=k){
q.push({arr[i].r,arr[i].pos});
}else{
s.insert({arr[i].pos,arr[i].l});
}
}
while(!q.empty()&&q.top().first>=k){
pii temp=q.top();
res+=temp.first-arr[temp.second].l;
k=temp.first;
q.pop();
ans.push_back(temp.second);
for(auto it=s.begin();it!=s.end();){
if((*it).second<=k){
q.push({arr[(*it).first].r,(*it).first});
it=s.erase(it);
}else{
++it;
}
}
}
while(s.size()>0){
res+=arr[(*(s.begin())).first].r-k;
k=arr[(*(s.begin())).first].r;
ans.push_back((*(s.begin())).first);
s.erase(s.begin());
for(auto it=s.begin();it!=s.end();){
if((*it).second<=k){
q.push({arr[(*it).first].r,(*it).first});
it=s.erase(it);
}else{
++it;
}
}
while(!q.empty()&&q.top().first>=k){
pii temp=q.top();
res+=temp.first-arr[temp.second].l;
k=temp.first;
q.pop();
ans.push_back(temp.second);
for(auto it=s.begin();it!=s.end();){
if((*it).second<=k){
q.push({arr[(*it).first].r,(*it).first});
it=s.erase(it);
}else{
++it;
}
}
}
}
while(!q.empty()){
pii temp=q.top();
res+=temp.first-arr[temp.second].l;
q.pop();
ans.push_back(temp.second);
}
cout<<res<<endl;
for(auto it:ans){
cout<<it<<" ";
}
cout<<endl;
}
signed main(){
ios::sync_with_stdio(false);cin.tie(0);
int t;
cin>>t;
while(t--){
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3608kb
input:
2 4 2 3 6 1 3 2 7 5 6 2 5 2 4 6 8
output:
11 3 4 1 2 5 2 1
result:
ok ok 2 cases (2 test cases)
Test #2:
score: -100
Wrong Answer
time: 63ms
memory: 3660kb
input:
6100 19 52 51 98 2 83 40 58 96 99 39 55 72 94 15 17 4 15 48 99 2 99 77 78 35 77 44 62 79 81 30 31 1 48 48 76 68 99 60 66 6 19 44 53 64 92 17 28 67 98 9 99 40 65 16 27 99 100 15 56 4 6 24 97 84 96 47 49 37 38 77 79 13 40 13 92 71 100 47 93 90 91 72 81 15 48 32 71 19 17 95 99 10 23 18 100 90 93 52 92 ...
output:
524 10 18 9 4 1 6 2 14 11 12 17 19 13 3 5 16 15 7 8 194 5 4 2 6 1 3 397 4 11 1 5 12 10 13 14 8 16 2 6 15 9 7 3 733 7 3 10 1 8 6 4 17 5 16 13 11 15 12 18 14 9 19 2 244 3 2 8 6 12 5 4 14 10 11 9 1 15 13 7 422 18 1 6 11 10 2 7 13 9 12 4 20 14 5 15 19 8 16 3 17 104 4 1 3 2 187 4 8 3 1 2 6 7 5 9 1...
result:
wrong answer Participant's cost is 135, which is worse than jury's cost 117 (test case 9)