oj.uz

Submission #907821

# Submission time Handle Problem Language Result Execution time Memory
907821 2024-01-16T05:07:43 Z bachhoangxuan Long Distance Coach (JOI17_coach) C++17
100 / 100
 130 ms 19032 KB 
// Judges with GCC >= 12 only needs Ofast
// #pragma GCC optimize("O3,no-stack-protector,fast-math,unroll-loops,tree-vectorize")
// MLE optimization
// #pragma GCC optimize("conserve-stack")
// Old judges
// #pragma GCC target("sse4.2,popcnt,lzcnt,abm,mmx,fma,bmi,bmi2")
// New judges. Test with assert(__builtin_cpu_supports("avx2"));
// #pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma,tune=native")
// Atcoder
// #pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma")
/*
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> ordered_set;
- insert(x),erase(x)
- find_by_order(k): return iterator to the k-th smallest element
- order_of_key(x): the number of elements that are strictly smaller
*/

#include<bits/stdc++.h>
using namespace std;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
uniform_real_distribution<> pp(0.0,1.0);
#define int long long
#define ld long double
#define pii pair<int,int>
#define piii pair<int,pii>
#define mpp make_pair
#define fi first
#define se second
const int inf=1e18;
const int mod=998244353;
const int maxn=200005;
const int bl=650;
const int maxs=655;
const int maxm=200005;
const int maxq=1000005;
const int maxl=25;
const int maxa=1000000;
const int root=3;
int power(int a,int n){
    int res=1;
    while(n){
        if(n&1) res=res*a%mod;
        a=a*a%mod;n>>=1;
    }
    return res;
}
const int iroot=power(3,mod-2);
const int base=131;

struct line{
    int a,b,p;
    bool operator<(line l){return a>l.a;}
    bool operator<(int k){return p<k;}
};
struct cvht{
    vector<line> x;
    int div(int a,int b){
        return a/b-((a^b)<0 && a%b);
    }
    bool isect(line &l,line y){
        if(l.a==y.a) l.p=(l.b<y.b)?inf:-inf;
        else l.p=div(y.b-l.b,l.a-y.a);
        return l.p>=y.p;
    }
    void add(line l){
        if(!x.empty()) isect(x.back(),l);
        while((int)x.size()>=2 && x[(int)x.size()-2].p>=x.back().p){
            x.pop_back();
            isect(x.back(),l);
        }
        x.push_back(l);
    }
    int query(int v){
        auto l=*lower_bound(x.begin(),x.end(),v);
        return l.a*v+l.b;
    }
}cht;

int X,n,m,W,T;
int dp[maxn],c[maxn],s[maxn];
pii d[maxn];

void solve(){
    cin >> X >> n >> m >> W >> T;
    for(int i=1;i<=n;i++) cin >> s[i];
    s[++n]=X--;
    for(int i=1;i<=m;i++) cin >> d[i].fi >> d[i].se,c[i]=-1;
    sort(s+1,s+n+1);sort(d+1,d+m+1);
    for(int i=1;i<=n;i++){
        int pos=upper_bound(d+1,d+m+1,mpp(s[i]%T,inf))-d-1;
        if(c[pos]==-1) c[pos]=s[i]/T;
    }
    int pre=0;
    cht.add({0,0,inf});
    for(int i=1;i<=m;i++){
        pre+=d[i].se;
        dp[i]=dp[i-1]+((X-d[i].fi)/T+1)*W;
        if(c[i]!=-1) dp[i]=min(dp[i],pre+cht.query(c[i]*W)+i*c[i]*W);
        cht.add({-i,dp[i]-pre,inf});
    }
    cout << dp[m]+W*(X/T+1) << '\n';
}

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
    int test=1;//cin >> test;
    while(test--) solve();
}

Subtask #1
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4564 KB Output is correct
12 Correct 2 ms 4444 KB Output is correct
13 Correct 2 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 2 ms 4444 KB Output is correct
16 Correct 1 ms 4440 KB Output is correct
17 Correct 1 ms 4440 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4440 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4564 KB Output is correct
12 Correct 2 ms 4444 KB Output is correct
13 Correct 2 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 2 ms 4444 KB Output is correct
16 Correct 1 ms 4440 KB Output is correct
17 Correct 1 ms 4440 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4440 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4560 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4540 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4440 KB Output is correct
30 Correct 2 ms 4444 KB Output is correct
31 Correct 2 ms 4564 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4440 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4576 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4564 KB Output is correct
12 Correct 2 ms 4444 KB Output is correct
13 Correct 2 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 2 ms 4444 KB Output is correct
16 Correct 1 ms 4440 KB Output is correct
17 Correct 1 ms 4440 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4440 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4560 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4540 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4440 KB Output is correct
30 Correct 2 ms 4444 KB Output is correct
31 Correct 2 ms 4564 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4440 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4576 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct
38 Correct 3 ms 4444 KB Output is correct
39 Correct 2 ms 4444 KB Output is correct
40 Correct 2 ms 4624 KB Output is correct
41 Correct 2 ms 4444 KB Output is correct
42 Correct 2 ms 4444 KB Output is correct
43 Correct 2 ms 4444 KB Output is correct
44 Correct 2 ms 4444 KB Output is correct
45 Correct 2 ms 4444 KB Output is correct
46 Correct 2 ms 4700 KB Output is correct
47 Correct 2 ms 4444 KB Output is correct
48 Correct 2 ms 4444 KB Output is correct
49 Correct 2 ms 4444 KB Output is correct
50 Correct 2 ms 4444 KB Output is correct
51 Correct 2 ms 4444 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 2 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4564 KB Output is correct
12 Correct 2 ms 4444 KB Output is correct
13 Correct 2 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 2 ms 4444 KB Output is correct
16 Correct 1 ms 4440 KB Output is correct
17 Correct 1 ms 4440 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4440 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4560 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4540 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4440 KB Output is correct
30 Correct 2 ms 4444 KB Output is correct
31 Correct 2 ms 4564 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4440 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4576 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct
38 Correct 3 ms 4444 KB Output is correct
39 Correct 2 ms 4444 KB Output is correct
40 Correct 2 ms 4624 KB Output is correct
41 Correct 2 ms 4444 KB Output is correct
42 Correct 2 ms 4444 KB Output is correct
43 Correct 2 ms 4444 KB Output is correct
44 Correct 2 ms 4444 KB Output is correct
45 Correct 2 ms 4444 KB Output is correct
46 Correct 2 ms 4700 KB Output is correct
47 Correct 2 ms 4444 KB Output is correct
48 Correct 2 ms 4444 KB Output is correct
49 Correct 2 ms 4444 KB Output is correct
50 Correct 2 ms 4444 KB Output is correct
51 Correct 2 ms 4444 KB Output is correct
52 Correct 130 ms 13920 KB Output is correct
53 Correct 98 ms 13908 KB Output is correct
54 Correct 92 ms 13048 KB Output is correct
55 Correct 117 ms 13140 KB Output is correct
56 Correct 90 ms 13428 KB Output is correct
57 Correct 90 ms 13396 KB Output is correct
58 Correct 92 ms 13764 KB Output is correct
59 Correct 97 ms 13276 KB Output is correct
60 Correct 87 ms 13124 KB Output is correct
61 Correct 96 ms 13140 KB Output is correct
62 Correct 88 ms 13144 KB Output is correct
63 Correct 63 ms 19032 KB Output is correct
64 Correct 73 ms 13904 KB Output is correct
65 Correct 97 ms 13908 KB Output is correct
66 Correct 117 ms 13824 KB Output is correct
67 Correct 97 ms 13824 KB Output is correct
68 Correct 106 ms 13908 KB Output is correct
69 Correct 108 ms 13652 KB Output is correct
70 Correct 107 ms 13676 KB Output is correct
71 Correct 112 ms 13544 KB Output is correct
72 Correct 108 ms 13556 KB Output is correct
73 Correct 113 ms 13572 KB Output is correct
74 Correct 109 ms 13904 KB Output is correct
75 Correct 108 ms 13756 KB Output is correct
76 Correct 109 ms 13812 KB Output is correct
77 Correct 88 ms 13532 KB Output is correct
78 Correct 90 ms 13908 KB Output is correct
79 Correct 126 ms 13136 KB Output is correct
80 Correct 107 ms 13168 KB Output is correct