oj.uz

Submission #394114

# Submission time Handle Problem Language Result Execution time Memory
394114 2021-04-25T15:54:55 Z teehandsome Art Exhibition (JOI18_art) C++11
100 / 100
 247 ms 24800 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define endl '\n'
#define INF 1e9+7
#define all(x) x.begin(),x.end()
using namespace std;
using namespace __gnu_pbds;
using ll=long long;
using pii=pair<int,int>;
using ppi=pair<int,pii>;
using oset=tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>;

template<typename T>
void _print(vector<T> x) {cerr<<"{"; for(auto e:x) cerr<<e<<","; cerr<<"}";}
void _print(pii x) {cerr<<"{"<<x.first<<","<<x.second<<"}";}
template<typename T>
void _print(T x) {cerr<<x;}

void dbg() {cerr<<endl;}
template<typename Head,typename... Tail>
void dbg(Head H,Tail... T) {
    _print(H);
    if(sizeof...(T)) cerr<<",";
    else cerr<<"\"]";
    dbg(T...);
}
#define debug(...) cerr<<"["<<#__VA_ARGS__<<"]:[\"",dbg(__VA_ARGS__)

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

using pll=pair<ll,ll>;
#define x first
#define y second

const int mxn=5e5+10;
pll ar[mxn];
ll dp[mxn];
int n;

int main () {
    ios::sync_with_stdio(false); cin.tie(0);
    cin>>n;
    for(int i=0;i<n;i++) {
        cin>>ar[i].x>>ar[i].y;
        //size,value
    }
    sort(ar,ar+n);
//    for(int i=0;i<n;i++) {
//        cout<<"{"<<ar[i].x<<","<<ar[i].y<<"}"<<endl;
//    }

    ll ans=dp[0];
    ll mx=ar[0].x;

    for(int i=0;i<n;i++) {
        if(i) dp[i]=dp[i-1];
        dp[i]+=ar[i].y;
//        debug(i,ar[i].x,dp[i]);
    }
    for(int i=1;i<n;i++) {
        mx=max(mx,ar[i].x-dp[i-1]);
        ans=max(ans,dp[i]-ar[i].x+mx);
//        debug(i,mx);
    }
    cout<<ans<<endl;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 332 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 4 ms 468 KB Output is correct
28 Correct 3 ms 460 KB Output is correct
29 Correct 3 ms 460 KB Output is correct
30 Correct 3 ms 460 KB Output is correct
31 Correct 2 ms 460 KB Output is correct
32 Correct 3 ms 460 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 4 ms 464 KB Output is correct
35 Correct 2 ms 460 KB Output is correct
36 Correct 3 ms 460 KB Output is correct
37 Correct 4 ms 460 KB Output is correct
38 Correct 3 ms 584 KB Output is correct
39 Correct 2 ms 488 KB Output is correct
40 Correct 3 ms 492 KB Output is correct
41 Correct 2 ms 460 KB Output is correct
42 Correct 3 ms 444 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 3 ms 460 KB Output is correct
45 Correct 3 ms 460 KB Output is correct
46 Correct 3 ms 460 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 3 ms 460 KB Output is correct
49 Correct 3 ms 460 KB Output is correct
50 Correct 2 ms 460 KB Output is correct
51 Correct 3 ms 460 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 4 ms 468 KB Output is correct
28 Correct 3 ms 460 KB Output is correct
29 Correct 3 ms 460 KB Output is correct
30 Correct 3 ms 460 KB Output is correct
31 Correct 2 ms 460 KB Output is correct
32 Correct 3 ms 460 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 4 ms 464 KB Output is correct
35 Correct 2 ms 460 KB Output is correct
36 Correct 3 ms 460 KB Output is correct
37 Correct 4 ms 460 KB Output is correct
38 Correct 3 ms 584 KB Output is correct
39 Correct 2 ms 488 KB Output is correct
40 Correct 3 ms 492 KB Output is correct
41 Correct 2 ms 460 KB Output is correct
42 Correct 3 ms 444 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 3 ms 460 KB Output is correct
45 Correct 3 ms 460 KB Output is correct
46 Correct 3 ms 460 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 3 ms 460 KB Output is correct
49 Correct 3 ms 460 KB Output is correct
50 Correct 2 ms 460 KB Output is correct
51 Correct 3 ms 460 KB Output is correct
52 Correct 202 ms 24660 KB Output is correct
53 Correct 209 ms 24760 KB Output is correct
54 Correct 216 ms 24632 KB Output is correct
55 Correct 205 ms 24656 KB Output is correct
56 Correct 219 ms 24660 KB Output is correct
57 Correct 205 ms 24680 KB Output is correct
58 Correct 211 ms 24644 KB Output is correct
59 Correct 226 ms 24688 KB Output is correct
60 Correct 247 ms 24644 KB Output is correct
61 Correct 223 ms 24492 KB Output is correct
62 Correct 217 ms 24676 KB Output is correct
63 Correct 199 ms 24620 KB Output is correct
64 Correct 218 ms 24640 KB Output is correct
65 Correct 202 ms 24684 KB Output is correct
66 Correct 218 ms 24800 KB Output is correct
67 Correct 208 ms 24688 KB Output is correct
68 Correct 200 ms 24796 KB Output is correct