oj.uz

Submission #112304

# Submission time Handle Problem Language Result Execution time Memory
112304 2019-05-18T15:47:42 Z Mercenary Art Exhibition (JOI18_art) C++14
100 / 100
 480 ms 28792 KB 
#include<bits/stdc++.h>

using namespace std;
#define taskname "A"
#define pb	push_back
#define mp 	make_pair
#ifndef LOCAL
#define cerr if(0)cout
#endif

typedef long double ld;
typedef long long ll;
typedef pair<int,int> ii;
const int maxn = 1e6;
int n;
pair<ld,ld> a[maxn];
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    if(fopen(taskname".INP","r")){
		freopen(taskname".INP", "r",stdin);
		freopen(taskname".OUT", "w",stdout);
    }
    cin >> n;
    for(int i = 1 ; i <= n ; ++i){
        cin >> a[i].first >> a[i].second;
    }
    sort(a + 1 , a + n + 1);
    ld res = 0;
    ld now = -1e21;
    for(int i = 1 ; i <= n ; ++i){
        a[i].second += a[i - 1].second;
        now = max(+a[i].first-a[i - 1].second,now);
        res = max(res , -a[i].first + a[i].second + now);
//        cout << now << endl;
    }
    cout << fixed << setprecision(0) << res;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:22:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen(taskname".INP", "r",stdin);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
art.cpp:23:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen(taskname".OUT", "w",stdout);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 2 ms 512 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 384 KB Output is correct
26 Correct 2 ms 384 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 2 ms 512 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 384 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 6 ms 640 KB Output is correct
28 Correct 7 ms 640 KB Output is correct
29 Correct 6 ms 640 KB Output is correct
30 Correct 6 ms 640 KB Output is correct
31 Correct 7 ms 640 KB Output is correct
32 Correct 7 ms 640 KB Output is correct
33 Correct 6 ms 640 KB Output is correct
34 Correct 6 ms 640 KB Output is correct
35 Correct 6 ms 640 KB Output is correct
36 Correct 6 ms 640 KB Output is correct
37 Correct 6 ms 640 KB Output is correct
38 Correct 6 ms 640 KB Output is correct
39 Correct 7 ms 640 KB Output is correct
40 Correct 6 ms 640 KB Output is correct
41 Correct 6 ms 640 KB Output is correct
42 Correct 7 ms 640 KB Output is correct
43 Correct 6 ms 640 KB Output is correct
44 Correct 7 ms 560 KB Output is correct
45 Correct 6 ms 640 KB Output is correct
46 Correct 6 ms 640 KB Output is correct
47 Correct 6 ms 640 KB Output is correct
48 Correct 6 ms 640 KB Output is correct
49 Correct 6 ms 640 KB Output is correct
50 Correct 6 ms 640 KB Output is correct
51 Correct 7 ms 768 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 2 ms 512 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 384 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 6 ms 640 KB Output is correct
28 Correct 7 ms 640 KB Output is correct
29 Correct 6 ms 640 KB Output is correct
30 Correct 6 ms 640 KB Output is correct
31 Correct 7 ms 640 KB Output is correct
32 Correct 7 ms 640 KB Output is correct
33 Correct 6 ms 640 KB Output is correct
34 Correct 6 ms 640 KB Output is correct
35 Correct 6 ms 640 KB Output is correct
36 Correct 6 ms 640 KB Output is correct
37 Correct 6 ms 640 KB Output is correct
38 Correct 6 ms 640 KB Output is correct
39 Correct 7 ms 640 KB Output is correct
40 Correct 6 ms 640 KB Output is correct
41 Correct 6 ms 640 KB Output is correct
42 Correct 7 ms 640 KB Output is correct
43 Correct 6 ms 640 KB Output is correct
44 Correct 7 ms 560 KB Output is correct
45 Correct 6 ms 640 KB Output is correct
46 Correct 6 ms 640 KB Output is correct
47 Correct 6 ms 640 KB Output is correct
48 Correct 6 ms 640 KB Output is correct
49 Correct 6 ms 640 KB Output is correct
50 Correct 6 ms 640 KB Output is correct
51 Correct 7 ms 768 KB Output is correct
52 Correct 440 ms 17172 KB Output is correct
53 Correct 448 ms 17400 KB Output is correct
54 Correct 480 ms 17392 KB Output is correct
55 Correct 440 ms 17400 KB Output is correct
56 Correct 446 ms 17272 KB Output is correct
57 Correct 445 ms 17172 KB Output is correct
58 Correct 441 ms 17272 KB Output is correct
59 Correct 445 ms 28792 KB Output is correct
60 Correct 441 ms 17376 KB Output is correct
61 Correct 438 ms 17272 KB Output is correct
62 Correct 439 ms 17568 KB Output is correct
63 Correct 438 ms 17248 KB Output is correct
64 Correct 440 ms 17296 KB Output is correct
65 Correct 441 ms 17272 KB Output is correct
66 Correct 441 ms 17284 KB Output is correct
67 Correct 454 ms 17424 KB Output is correct
68 Correct 439 ms 17272 KB Output is correct