oj.uz

Submission #674990

# Submission time Handle Problem Language Result Execution time Memory
674990 2022-12-26T18:28:37 Z urosk Treatment Project (JOI20_treatment) C++14
39 / 100
 1899 ms 524288 KB 
#define here cerr<<"===========================================\n"
#define dbg(x) cerr<<#x<<": "<<x<<endl;
#include "bits/stdc++.h"
//#include <ext/pb_ds/tree_policy.hpp>
//#include <ext/pb_ds/assoc_container.hpp>
#define ld double
#define ll long long
#define llinf 100000000000000000LL // 10^17
#define pb push_back
#define popb pop_back
#define fi first
#define sc second
#define endl '\n'
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define sz(a) (ll)(a.size())
#define all(a) a.begin(),a.end()
#define ceri(a,l,r) {cerr<<#a<<": ";for(ll i_ = l;i_<=r;i_++) cerr<<a[i_]<< " ";cerr<<endl;}
#define cer(a) {cerr<<#a<<": ";for(ll x_ : a) cerr<<x_<< " ";cerr<<endl;}

#define daj_mi_malo_vremena ios_base::sync_with_stdio(false);cerr.tie(0);cout.tie(0);cin.tie(0);

using namespace std;
//using namespace __gnu_pbds;
/*
ll add(ll x,ll y){
    x+=y;
    if(x<0){
        x%=mod;
        x+=mod;
    }else{
        if(x>=mod) x%=mod;
    }
    return x;
}
ll mul(ll a,ll b){
	ll ans = (a*b)%mod;
	if(ans<0) ans+=mod;
	return ans;
}
typedef tree<int,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update> ordered_set;
typedef tree<int,null_type,less_equal<ll>,rb_tree_tag,tree_order_statistics_node_update> ordered_multiset;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll rnd(ll l,ll r){
    return uniform_int_distribution<ll>(l,r)(rng);
}
*/
#define maxn 100005
#define maxx 1000005
ll n,m;
struct tupl{
    ll t,l,r,c;
} a[maxn];
ll tsz = 1,tsz2 = 1;
int ls[maxx],rs[maxx];
int ls2[maxx],rs2[maxx];
set<pair<int,int> > t[maxx],t2[maxn];
void upd(ll v,ll tl,ll tr,ll i,pll p,bool f){
    if(f) t[v].insert(p);
    else t[v].erase(p);
    if(tl==tr) return;
    ll mid = (tl+tr)/2;
    if(i<=mid){
        if(!ls[v]) ls[v] = ++tsz;
        upd(ls[v],tl,mid,i,p,f);
    }else{
        if(!rs[v]) rs[v] = ++tsz;
        upd(rs[v],mid+1,tr,i,p,f);
    }
}
void upd2(ll v,ll tl,ll tr,ll i,pll p,bool f){
    if(f) t2[v].insert(p);
    else t2[v].erase(p);
    if(tl==tr) return;
    ll mid = (tl+tr)/2;
    if(i<=mid){
        if(!ls2[v]) ls2[v] = ++tsz2;
        upd2(ls2[v],tl,mid,i,p,f);
    }else{
        if(!rs2[v]) rs2[v] = ++tsz2;
        upd2(rs2[v],mid+1,tr,i,p,f);
    }
}
set<ll> s;
void get(ll v,ll tl,ll tr,ll l,ll r,ll x){
    if(l>r) return;
    if(tl==l&&tr==r){
        auto it = t[v].begin();
        while(it!=t[v].end()&&(*it).fi<=x){
            s.insert((*it).sc);
            it++;
        }
        return;
    }
    ll mid = (tl+tr)/2;
    if(ls[v]) get(ls[v],tl,mid,l,min(mid,r),x);
    if(rs[v]) get(rs[v],mid+1,tr,max(mid+1,l),r,x);
}
void get2(ll v,ll tl,ll tr,ll l,ll r,ll x){
    if(l>r) return;
    if(tl==l&&tr==r){
        auto it = t2[v].begin();
        while(it!=t2[v].end()&&(*it).fi<=x){
            s.insert((*it).sc);
            it++;
        }
        return;
    }
    ll mid = (tl+tr)/2;
    if(ls2[v]) get2(ls2[v],tl,mid,l,min(mid,r),x);
    if(rs2[v]) get2(rs2[v],mid+1,tr,max(mid+1,l),r,x);
}
ll d[maxn];
void tc(){
    cin >> m >> n;
    for(ll i = 1;i<=n;i++) cin >> a[i].t >> a[i].l >> a[i].r >> a[i].c;
    for(ll i = 1;i<=n;i++) a[i].l--;
    ll mxt = 0;
    for(ll i = 1;i<=n;i++) mxt = max(mxt,a[i].t);
    for(ll i = 1;i<=n;i++){
        upd(1,1,mxt,a[i].t,{a[i].l+a[i].t,i},1);
        upd2(1,1,mxt,a[i].t,{a[i].l-a[i].t,i},1);
    }
    for(ll i = 1;i<=n;i++) d[i] = llinf;
    priority_queue<pll> pq;
    for(ll i = 1;i<=n;i++){
        if(a[i].l==0){
            d[i] = a[i].c;
            pq.push({-d[i],i});
            upd(1,1,mxt,a[i].t,{a[i].l+a[i].t,i},0);
            upd2(1,1,mxt,a[i].t,{a[i].l-a[i].t,i},0);
        }
    }
    while(sz(pq)){
        pll p = pq.top();
        ll i = p.sc;
        pq.pop();
        if(-p.fi!=d[i]) continue;
        s.clear();
        get(1,1,mxt,a[i].t,mxt,a[i].r+a[i].t);
        get2(1,1,mxt,1,a[i].t,a[i].r-a[i].t);
        for(ll j : s){
            if(j==i) continue;
            d[j] = d[i] + a[j].c;
            upd(1,1,mxt,a[j].t,{a[j].l+a[j].t,j},0);
            upd2(1,1,mxt,a[j].t,{a[j].l-a[j].t,j},0);
            pq.push({-d[j],j});
        }
    }
    ll ans = llinf;
    for(ll i = 1;i<=n;i++) if(a[i].r==m) ans = min(ans,d[i]);
    if(ans==llinf) ans = -1;
    cout<<ans<<endl;
}
int main(){
	daj_mi_malo_vremena
    int t; t = 1;
    while(t--){
        tc();
    }
	return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 65280 KB Output is correct
2 Correct 129 ms 65180 KB Output is correct
3 Correct 147 ms 66388 KB Output is correct
4 Correct 144 ms 66376 KB Output is correct
5 Correct 143 ms 67456 KB Output is correct
6 Correct 123 ms 65508 KB Output is correct
7 Correct 110 ms 65208 KB Output is correct
8 Correct 99 ms 65228 KB Output is correct
9 Correct 89 ms 65280 KB Output is correct
10 Correct 85 ms 65356 KB Output is correct
11 Correct 235 ms 70808 KB Output is correct
12 Correct 218 ms 68600 KB Output is correct
13 Correct 189 ms 67460 KB Output is correct
14 Correct 190 ms 67392 KB Output is correct
15 Correct 168 ms 65336 KB Output is correct
16 Correct 172 ms 65316 KB Output is correct
17 Correct 173 ms 65324 KB Output is correct
18 Correct 216 ms 69820 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 51924 KB Output is correct
2 Correct 24 ms 52016 KB Output is correct
3 Correct 24 ms 52040 KB Output is correct
4 Correct 24 ms 52072 KB Output is correct
5 Correct 24 ms 51964 KB Output is correct
6 Correct 27 ms 51960 KB Output is correct
7 Correct 27 ms 52052 KB Output is correct
8 Correct 28 ms 52052 KB Output is correct
9 Correct 24 ms 51988 KB Output is correct
10 Correct 25 ms 51976 KB Output is correct
11 Correct 24 ms 52048 KB Output is correct
12 Correct 24 ms 51984 KB Output is correct
13 Correct 23 ms 52060 KB Output is correct
14 Correct 26 ms 52052 KB Output is correct
15 Correct 26 ms 51988 KB Output is correct
16 Correct 24 ms 51968 KB Output is correct
17 Correct 23 ms 51924 KB Output is correct
18 Correct 26 ms 52032 KB Output is correct
19 Correct 25 ms 52060 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 51924 KB Output is correct
2 Correct 24 ms 52016 KB Output is correct
3 Correct 24 ms 52040 KB Output is correct
4 Correct 24 ms 52072 KB Output is correct
5 Correct 24 ms 51964 KB Output is correct
6 Correct 27 ms 51960 KB Output is correct
7 Correct 27 ms 52052 KB Output is correct
8 Correct 28 ms 52052 KB Output is correct
9 Correct 24 ms 51988 KB Output is correct
10 Correct 25 ms 51976 KB Output is correct
11 Correct 24 ms 52048 KB Output is correct
12 Correct 24 ms 51984 KB Output is correct
13 Correct 23 ms 52060 KB Output is correct
14 Correct 26 ms 52052 KB Output is correct
15 Correct 26 ms 51988 KB Output is correct
16 Correct 24 ms 51968 KB Output is correct
17 Correct 23 ms 51924 KB Output is correct
18 Correct 26 ms 52032 KB Output is correct
19 Correct 25 ms 52060 KB Output is correct
20 Correct 76 ms 58092 KB Output is correct
21 Correct 68 ms 58036 KB Output is correct
22 Correct 83 ms 66784 KB Output is correct
23 Correct 82 ms 66888 KB Output is correct
24 Correct 100 ms 68256 KB Output is correct
25 Correct 85 ms 67848 KB Output is correct
26 Correct 83 ms 67456 KB Output is correct
27 Correct 85 ms 67008 KB Output is correct
28 Correct 100 ms 68332 KB Output is correct
29 Correct 88 ms 67976 KB Output is correct
30 Correct 63 ms 67396 KB Output is correct
31 Correct 70 ms 66944 KB Output is correct
32 Correct 102 ms 68268 KB Output is correct
33 Correct 86 ms 62780 KB Output is correct
34 Correct 62 ms 58500 KB Output is correct
35 Correct 104 ms 68308 KB Output is correct
36 Correct 86 ms 62924 KB Output is correct
37 Correct 64 ms 58568 KB Output is correct

Subtask #4
0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 65280 KB Output is correct
2 Correct 129 ms 65180 KB Output is correct
3 Correct 147 ms 66388 KB Output is correct
4 Correct 144 ms 66376 KB Output is correct
5 Correct 143 ms 67456 KB Output is correct
6 Correct 123 ms 65508 KB Output is correct
7 Correct 110 ms 65208 KB Output is correct
8 Correct 99 ms 65228 KB Output is correct
9 Correct 89 ms 65280 KB Output is correct
10 Correct 85 ms 65356 KB Output is correct
11 Correct 235 ms 70808 KB Output is correct
12 Correct 218 ms 68600 KB Output is correct
13 Correct 189 ms 67460 KB Output is correct
14 Correct 190 ms 67392 KB Output is correct
15 Correct 168 ms 65336 KB Output is correct
16 Correct 172 ms 65316 KB Output is correct
17 Correct 173 ms 65324 KB Output is correct
18 Correct 216 ms 69820 KB Output is correct
19 Correct 24 ms 51924 KB Output is correct
20 Correct 24 ms 52016 KB Output is correct
21 Correct 24 ms 52040 KB Output is correct
22 Correct 24 ms 52072 KB Output is correct
23 Correct 24 ms 51964 KB Output is correct
24 Correct 27 ms 51960 KB Output is correct
25 Correct 27 ms 52052 KB Output is correct
26 Correct 28 ms 52052 KB Output is correct
27 Correct 24 ms 51988 KB Output is correct
28 Correct 25 ms 51976 KB Output is correct
29 Correct 24 ms 52048 KB Output is correct
30 Correct 24 ms 51984 KB Output is correct
31 Correct 23 ms 52060 KB Output is correct
32 Correct 26 ms 52052 KB Output is correct
33 Correct 26 ms 51988 KB Output is correct
34 Correct 24 ms 51968 KB Output is correct
35 Correct 23 ms 51924 KB Output is correct
36 Correct 26 ms 52032 KB Output is correct
37 Correct 25 ms 52060 KB Output is correct
38 Correct 76 ms 58092 KB Output is correct
39 Correct 68 ms 58036 KB Output is correct
40 Correct 83 ms 66784 KB Output is correct
41 Correct 82 ms 66888 KB Output is correct
42 Correct 100 ms 68256 KB Output is correct
43 Correct 85 ms 67848 KB Output is correct
44 Correct 83 ms 67456 KB Output is correct
45 Correct 85 ms 67008 KB Output is correct
46 Correct 100 ms 68332 KB Output is correct
47 Correct 88 ms 67976 KB Output is correct
48 Correct 63 ms 67396 KB Output is correct
49 Correct 70 ms 66944 KB Output is correct
50 Correct 102 ms 68268 KB Output is correct
51 Correct 86 ms 62780 KB Output is correct
52 Correct 62 ms 58500 KB Output is correct
53 Correct 104 ms 68308 KB Output is correct
54 Correct 86 ms 62924 KB Output is correct
55 Correct 64 ms 58568 KB Output is correct
56 Correct 1899 ms 215404 KB Output is correct
57 Runtime error 1880 ms 524288 KB Execution killed with signal 11
58 Halted 0 ms 0 KB -