oj.uz

Submission #210031

# Submission time Handle Problem Language Result Execution time Memory
210031 2020-03-16T11:36:56 Z SamAnd Art Exhibition (JOI18_art) C++17
100 / 100
 306 ms 24740 KB 
#include <bits/stdc++.h>
using namespace std;
const int N = 500005;
struct ban
{
    long long a;
    int b;
};
bool operator<(const ban& a, const ban& b)
{
    return a.a < b.a;
}

int n;
ban a[N];
long long p[N];

int main()
{
    scanf("%d", &n);
    for (int i = 1; i <= n; ++i)
        scanf("%lld%d", &a[i].a, &a[i].b);
    sort(a + 1, a + n + 1);
    for (int i = 1; i <= n; ++i)
        p[i] = p[i - 1] + a[i].b;
    long long maxu = -p[1 - 1] + a[1].a;
    long long ans = a[1].b;
    for (int i = 2; i <= n; ++i)
    {
        maxu = max(maxu, -p[i - 1] + a[i].a);
        ans = max(ans, p[i] - a[i].a + maxu);
    }
    printf("%lld\n", ans);
    return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:20:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
art.cpp:22:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%d", &a[i].a, &a[i].b);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 10 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 10 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 6 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 10 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 6 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 7 ms 504 KB Output is correct
31 Correct 7 ms 504 KB Output is correct
32 Correct 8 ms 632 KB Output is correct
33 Correct 7 ms 504 KB Output is correct
34 Correct 7 ms 504 KB Output is correct
35 Correct 7 ms 504 KB Output is correct
36 Correct 7 ms 504 KB Output is correct
37 Correct 8 ms 632 KB Output is correct
38 Correct 7 ms 504 KB Output is correct
39 Correct 7 ms 504 KB Output is correct
40 Correct 7 ms 504 KB Output is correct
41 Correct 7 ms 504 KB Output is correct
42 Correct 7 ms 504 KB Output is correct
43 Correct 7 ms 504 KB Output is correct
44 Correct 8 ms 632 KB Output is correct
45 Correct 7 ms 504 KB Output is correct
46 Correct 7 ms 504 KB Output is correct
47 Correct 8 ms 504 KB Output is correct
48 Correct 8 ms 504 KB Output is correct
49 Correct 7 ms 508 KB Output is correct
50 Correct 7 ms 504 KB Output is correct
51 Correct 7 ms 632 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 10 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 6 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 7 ms 504 KB Output is correct
31 Correct 7 ms 504 KB Output is correct
32 Correct 8 ms 632 KB Output is correct
33 Correct 7 ms 504 KB Output is correct
34 Correct 7 ms 504 KB Output is correct
35 Correct 7 ms 504 KB Output is correct
36 Correct 7 ms 504 KB Output is correct
37 Correct 8 ms 632 KB Output is correct
38 Correct 7 ms 504 KB Output is correct
39 Correct 7 ms 504 KB Output is correct
40 Correct 7 ms 504 KB Output is correct
41 Correct 7 ms 504 KB Output is correct
42 Correct 7 ms 504 KB Output is correct
43 Correct 7 ms 504 KB Output is correct
44 Correct 8 ms 632 KB Output is correct
45 Correct 7 ms 504 KB Output is correct
46 Correct 7 ms 504 KB Output is correct
47 Correct 8 ms 504 KB Output is correct
48 Correct 8 ms 504 KB Output is correct
49 Correct 7 ms 508 KB Output is correct
50 Correct 7 ms 504 KB Output is correct
51 Correct 7 ms 632 KB Output is correct
52 Correct 293 ms 24568 KB Output is correct
53 Correct 294 ms 24740 KB Output is correct
54 Correct 282 ms 24696 KB Output is correct
55 Correct 306 ms 24696 KB Output is correct
56 Correct 284 ms 24696 KB Output is correct
57 Correct 285 ms 24696 KB Output is correct
58 Correct 291 ms 24696 KB Output is correct
59 Correct 279 ms 24696 KB Output is correct
60 Correct 286 ms 24696 KB Output is correct
61 Correct 290 ms 24568 KB Output is correct
62 Correct 283 ms 24696 KB Output is correct
63 Correct 290 ms 24696 KB Output is correct
64 Correct 285 ms 24696 KB Output is correct
65 Correct 286 ms 24696 KB Output is correct
66 Correct 281 ms 24696 KB Output is correct
67 Correct 288 ms 24696 KB Output is correct
68 Correct 276 ms 24696 KB Output is correct