oj.uz

Submission #1009046

# Submission time Handle Problem Language Result Execution time Memory
1009046 2024-06-27T08:21:59 Z imarn Treatment Project (JOI20_treatment) C++14
39 / 100
 107 ms 33360 KB 
#include<bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define plx pair<ll,int>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
using namespace std;
const int mxn=2e5+5;
int l[mxn],r[mxn],t[mxn],c[mxn],id[mxn],rid[mxn];
struct tree{
    pii a[4*mxn];
    void build(int sz,int x){
        for(int i=0;i<sz;i++)a[i+sz]={l[rid[i+1]]+x*t[rid[i+1]],rid[i+1]};
        for(int i=sz-1;i>0;i--)a[i]=min(a[2*i],a[2*i+1]);
    }
    void upd(int i,int amt,int sz){
        i+=sz;a[i]={amt,amt};for(i>>=1;i;i>>=1)a[i]=min(a[2*i],a[2*i+1]);
    }
    pii qr(int l,int r,int sz,pii res={2e9,2e9}){
        for(l+=sz,r+=sz;l<r;l>>=1,r>>=1){
            if(l&1)res=min(res,a[l++]);
            if(r&1)res=min(res,a[--r]);
        }return res;
    }
}tr[2];
ll dist[mxn]{0};
int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);
    int n,m;cin>>n>>m;vector<pii>vec;
    for(int i=1;i<=m;i++)cin>>t[i]>>l[i]>>r[i]>>c[i],vec.pb({t[i],i});
    sort(vec.begin(),vec.end());for(int i=0;i<m;i++)id[vec[i].s]=i+1,rid[i+1]=vec[i].s;
    tr[0].build(m,-1);tr[1].build(m,1);priority_queue<plx,vector<plx>,greater<plx>>q;
    for(int i=1;i<=m;i++)dist[i]=1e18;
    for(int i=1;i<=m;i++){
        if(l[i]==1){
            dist[i]=c[i];q.push({dist[i],i});
            tr[0].upd(id[i]-1,2e9,m);tr[1].upd(id[i]-1,2e9,m);
        }
    }
    while(!q.empty()){
        auto u=q.top();q.pop();
        if(u.f>dist[u.s])continue;
        pii x=tr[0].qr(0,id[u.s],m);
        while(x.f<=r[u.s]-t[u.s]+1){
            if(dist[x.s]>u.f+c[x.s])dist[x.s]=u.f+c[x.s],q.push({dist[x.s],x.s});
            tr[0].upd(id[x.s]-1,2e9,m);
            x=tr[0].qr(0,id[u.s],m);
        }x=tr[1].qr(id[u.s]-1,m,m);
        while(x.f<=r[u.s]+t[u.s]+1){
            if(dist[x.s]>u.f+c[x.s])dist[x.s]=u.f+c[x.s],q.push({dist[x.s],x.s});
            tr[1].upd(id[x.s]-1,2e9,m);
            x=tr[1].qr(id[u.s]-1,m,m);
        }
    }ll ans=1e18;
    for(int i=1;i<=m;i++)if(r[i]==n)ans=min(ans,dist[i]);
    cout<<(ans==1e18?-1:ans);
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 96 ms 15820 KB Output is correct
2 Correct 53 ms 15824 KB Output is correct
3 Correct 107 ms 17096 KB Output is correct
4 Correct 91 ms 16688 KB Output is correct
5 Correct 85 ms 17744 KB Output is correct
6 Correct 82 ms 15824 KB Output is correct
7 Correct 74 ms 15820 KB Output is correct
8 Correct 26 ms 15824 KB Output is correct
9 Correct 25 ms 15832 KB Output is correct
10 Correct 26 ms 15832 KB Output is correct
11 Correct 77 ms 17748 KB Output is correct
12 Correct 78 ms 17744 KB Output is correct
13 Correct 88 ms 17740 KB Output is correct
14 Correct 94 ms 17744 KB Output is correct
15 Correct 92 ms 15820 KB Output is correct
16 Correct 89 ms 15832 KB Output is correct
17 Correct 90 ms 15832 KB Output is correct
18 Correct 75 ms 17744 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10584 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10588 KB Output is correct
6 Correct 1 ms 10588 KB Output is correct
7 Correct 1 ms 10588 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 2 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10588 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10584 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10588 KB Output is correct
6 Correct 1 ms 10588 KB Output is correct
7 Correct 1 ms 10588 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 2 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10588 KB Output is correct
20 Correct 4 ms 10844 KB Output is correct
21 Correct 4 ms 10844 KB Output is correct
22 Correct 6 ms 10844 KB Output is correct
23 Correct 4 ms 10844 KB Output is correct
24 Correct 5 ms 10920 KB Output is correct
25 Correct 5 ms 10876 KB Output is correct
26 Correct 5 ms 10872 KB Output is correct
27 Correct 5 ms 10840 KB Output is correct
28 Correct 5 ms 10928 KB Output is correct
29 Correct 4 ms 10868 KB Output is correct
30 Correct 2 ms 10844 KB Output is correct
31 Correct 2 ms 10844 KB Output is correct
32 Correct 4 ms 10844 KB Output is correct
33 Correct 5 ms 10844 KB Output is correct
34 Correct 5 ms 10840 KB Output is correct
35 Correct 5 ms 10844 KB Output is correct
36 Correct 5 ms 10876 KB Output is correct
37 Correct 5 ms 10844 KB Output is correct

Subtask #4
0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 96 ms 15820 KB Output is correct
2 Correct 53 ms 15824 KB Output is correct
3 Correct 107 ms 17096 KB Output is correct
4 Correct 91 ms 16688 KB Output is correct
5 Correct 85 ms 17744 KB Output is correct
6 Correct 82 ms 15824 KB Output is correct
7 Correct 74 ms 15820 KB Output is correct
8 Correct 26 ms 15824 KB Output is correct
9 Correct 25 ms 15832 KB Output is correct
10 Correct 26 ms 15832 KB Output is correct
11 Correct 77 ms 17748 KB Output is correct
12 Correct 78 ms 17744 KB Output is correct
13 Correct 88 ms 17740 KB Output is correct
14 Correct 94 ms 17744 KB Output is correct
15 Correct 92 ms 15820 KB Output is correct
16 Correct 89 ms 15832 KB Output is correct
17 Correct 90 ms 15832 KB Output is correct
18 Correct 75 ms 17744 KB Output is correct
19 Correct 1 ms 10588 KB Output is correct
20 Correct 1 ms 10588 KB Output is correct
21 Correct 1 ms 10584 KB Output is correct
22 Correct 1 ms 10588 KB Output is correct
23 Correct 1 ms 10588 KB Output is correct
24 Correct 1 ms 10588 KB Output is correct
25 Correct 1 ms 10588 KB Output is correct
26 Correct 1 ms 10588 KB Output is correct
27 Correct 1 ms 10588 KB Output is correct
28 Correct 1 ms 10588 KB Output is correct
29 Correct 1 ms 10588 KB Output is correct
30 Correct 1 ms 10588 KB Output is correct
31 Correct 1 ms 10588 KB Output is correct
32 Correct 1 ms 10588 KB Output is correct
33 Correct 1 ms 10588 KB Output is correct
34 Correct 1 ms 10588 KB Output is correct
35 Correct 2 ms 10588 KB Output is correct
36 Correct 1 ms 10588 KB Output is correct
37 Correct 1 ms 10588 KB Output is correct
38 Correct 4 ms 10844 KB Output is correct
39 Correct 4 ms 10844 KB Output is correct
40 Correct 6 ms 10844 KB Output is correct
41 Correct 4 ms 10844 KB Output is correct
42 Correct 5 ms 10920 KB Output is correct
43 Correct 5 ms 10876 KB Output is correct
44 Correct 5 ms 10872 KB Output is correct
45 Correct 5 ms 10840 KB Output is correct
46 Correct 5 ms 10928 KB Output is correct
47 Correct 4 ms 10868 KB Output is correct
48 Correct 2 ms 10844 KB Output is correct
49 Correct 2 ms 10844 KB Output is correct
50 Correct 4 ms 10844 KB Output is correct
51 Correct 5 ms 10844 KB Output is correct
52 Correct 5 ms 10840 KB Output is correct
53 Correct 5 ms 10844 KB Output is correct
54 Correct 5 ms 10876 KB Output is correct
55 Correct 5 ms 10844 KB Output is correct
56 Correct 71 ms 17100 KB Output is correct
57 Runtime error 87 ms 33360 KB Execution killed with signal 11
58 Halted 0 ms 0 KB -