답안 #48953 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
48953	2018-05-20T09:48:26 Z	faishol27	Art Exhibition (JOI18_art)	C++14	100 / 100	888 ms	9148 KB

#include  <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
#define PUB push_back
 
struct art{
    ll sz, val;
};
 
int N;
ll ans = 0, cnt = 0, pref[500005];
vector<art> data;

bool comp(art a, art b){
    if(a.sz == b.sz) return a.val < b.val;
    return a.sz < b.sz;
}

ll optimized(){
    cnt += data[1].val;
    ans = max(cnt, ans);

    for(int i=2;i<=N;i++){
        cnt += data[i].val-(data[i].sz-data[i-1].sz);
        if(cnt <= 0 || cnt < data[i].val){
            cnt = data[i].val;
        }
        ans = max(ans, cnt);
    }
} 

ll bf(){
    cout << "== BF ==" << endl;
    for(int i=1;i<=N;i++) pref[i] = pref[i-1]+data[i].val;
    
    for(int i=1;i<=N;i++) for(int j=i;j<=N;j++){
        ll tmp = (pref[j]-pref[i-1])-(data[j].sz-data[i].sz);
        
        if(ans < tmp){
            cout << i << " " << j << " " << tmp << endl;
            ans = tmp;
        }
    }
}

int main(){
    cin >> N;
    data.PUB({0,0});
    for(int i=1;i<=N;i++){
        ll a, b;
        cin >> a >> b;
        data.PUB({a, b});
    }
 
    sort(data.begin(), data.end(), comp);
    
    optimized();
    cout << ans << endl;
    
    //bf();
    //cout << ans << endl;

}

Compilation message

art.cpp: In function 'll optimized()':
art.cpp:32:1: warning: no return statement in function returning non-void [-Wreturn-type]
 } 
 ^
art.cpp: In function 'll bf()':
art.cpp:46:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	2 ms	504 KB	Output is correct
7	Correct	2 ms	504 KB	Output is correct
8	Correct	2 ms	560 KB	Output is correct
9	Correct	2 ms	560 KB	Output is correct
10	Correct	2 ms	560 KB	Output is correct
11	Correct	2 ms	560 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	2 ms	504 KB	Output is correct
7	Correct	2 ms	504 KB	Output is correct
8	Correct	2 ms	560 KB	Output is correct
9	Correct	2 ms	560 KB	Output is correct
10	Correct	2 ms	560 KB	Output is correct
11	Correct	2 ms	560 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	3 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	3 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	3 ms	748 KB	Output is correct
21	Correct	3 ms	748 KB	Output is correct
22	Correct	3 ms	748 KB	Output is correct
23	Correct	3 ms	748 KB	Output is correct
24	Correct	3 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	2 ms	504 KB	Output is correct
7	Correct	2 ms	504 KB	Output is correct
8	Correct	2 ms	560 KB	Output is correct
9	Correct	2 ms	560 KB	Output is correct
10	Correct	2 ms	560 KB	Output is correct
11	Correct	2 ms	560 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	3 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	3 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	3 ms	748 KB	Output is correct
21	Correct	3 ms	748 KB	Output is correct
22	Correct	3 ms	748 KB	Output is correct
23	Correct	3 ms	748 KB	Output is correct
24	Correct	3 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	9 ms	764 KB	Output is correct
28	Correct	11 ms	764 KB	Output is correct
29	Correct	9 ms	764 KB	Output is correct
30	Correct	11 ms	764 KB	Output is correct
31	Correct	19 ms	764 KB	Output is correct
32	Correct	9 ms	764 KB	Output is correct
33	Correct	9 ms	764 KB	Output is correct
34	Correct	10 ms	764 KB	Output is correct
35	Correct	9 ms	808 KB	Output is correct
36	Correct	10 ms	808 KB	Output is correct
37	Correct	9 ms	808 KB	Output is correct
38	Correct	10 ms	812 KB	Output is correct
39	Correct	11 ms	812 KB	Output is correct
40	Correct	13 ms	812 KB	Output is correct
41	Correct	11 ms	812 KB	Output is correct
42	Correct	9 ms	812 KB	Output is correct
43	Correct	10 ms	812 KB	Output is correct
44	Correct	12 ms	812 KB	Output is correct
45	Correct	9 ms	828 KB	Output is correct
46	Correct	11 ms	828 KB	Output is correct
47	Correct	8 ms	828 KB	Output is correct
48	Correct	8 ms	828 KB	Output is correct
49	Correct	9 ms	828 KB	Output is correct
50	Correct	9 ms	828 KB	Output is correct
51	Correct	10 ms	828 KB	Output is correct

Subtask #4
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	2 ms	504 KB	Output is correct
7	Correct	2 ms	504 KB	Output is correct
8	Correct	2 ms	560 KB	Output is correct
9	Correct	2 ms	560 KB	Output is correct
10	Correct	2 ms	560 KB	Output is correct
11	Correct	2 ms	560 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	3 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	3 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	3 ms	748 KB	Output is correct
21	Correct	3 ms	748 KB	Output is correct
22	Correct	3 ms	748 KB	Output is correct
23	Correct	3 ms	748 KB	Output is correct
24	Correct	3 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	9 ms	764 KB	Output is correct
28	Correct	11 ms	764 KB	Output is correct
29	Correct	9 ms	764 KB	Output is correct
30	Correct	11 ms	764 KB	Output is correct
31	Correct	19 ms	764 KB	Output is correct
32	Correct	9 ms	764 KB	Output is correct
33	Correct	9 ms	764 KB	Output is correct
34	Correct	10 ms	764 KB	Output is correct
35	Correct	9 ms	808 KB	Output is correct
36	Correct	10 ms	808 KB	Output is correct
37	Correct	9 ms	808 KB	Output is correct
38	Correct	10 ms	812 KB	Output is correct
39	Correct	11 ms	812 KB	Output is correct
40	Correct	13 ms	812 KB	Output is correct
41	Correct	11 ms	812 KB	Output is correct
42	Correct	9 ms	812 KB	Output is correct
43	Correct	10 ms	812 KB	Output is correct
44	Correct	12 ms	812 KB	Output is correct
45	Correct	9 ms	828 KB	Output is correct
46	Correct	11 ms	828 KB	Output is correct
47	Correct	8 ms	828 KB	Output is correct
48	Correct	8 ms	828 KB	Output is correct
49	Correct	9 ms	828 KB	Output is correct
50	Correct	9 ms	828 KB	Output is correct
51	Correct	10 ms	828 KB	Output is correct
52	Correct	729 ms	8928 KB	Output is correct
53	Correct	787 ms	8960 KB	Output is correct
54	Correct	753 ms	8984 KB	Output is correct
55	Correct	743 ms	9104 KB	Output is correct
56	Correct	745 ms	9104 KB	Output is correct
57	Correct	839 ms	9104 KB	Output is correct
58	Correct	710 ms	9104 KB	Output is correct
59	Correct	723 ms	9104 KB	Output is correct
60	Correct	689 ms	9104 KB	Output is correct
61	Correct	695 ms	9104 KB	Output is correct
62	Correct	888 ms	9104 KB	Output is correct
63	Correct	760 ms	9148 KB	Output is correct
64	Correct	727 ms	9148 KB	Output is correct
65	Correct	735 ms	9148 KB	Output is correct
66	Correct	701 ms	9148 KB	Output is correct
67	Correct	673 ms	9148 KB	Output is correct
68	Correct	673 ms	9148 KB	Output is correct

답안 #48953

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
50.0 / 50.0