oj.uz

Submission #170279

# Submission time Handle Problem Language Result Execution time Memory
170279 2019-12-24T12:50:40 Z Akashi Art Exhibition (JOI18_art) C++14
100 / 100
 277 ms 21112 KB 
#include <bits/stdc++.h>
using namespace std;

struct art{
    long long x;
    int y;
    bool operator < (const art &aux)const{
        if(x != aux.x) return x < aux.x;
        return y < aux.y;
    }
};

int n;
art a[500005];

int main()
{
    scanf("%d", &n);

    for(int i = 1; i <= n ; ++i)
        scanf("%lld%d", &a[i].x, &a[i].y);

    sort(a + 1, a + n + 1);

    long long Sol = a[1].y, Sum = a[1].y, Max = a[1].x;
    for(int i = 2; i <= n ; ++i){
        Max = max(Max, -Sum + a[i].x);
        Sum = Sum + a[i].y;
        Sol = max(Sol, Sum + Max - a[i].x);
    }

    printf("%lld", Sol);

    return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:18:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
art.cpp:21:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%d", &a[i].x, &a[i].y);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 380 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 380 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 4 ms 508 KB Output is correct
29 Correct 4 ms 504 KB Output is correct
30 Correct 4 ms 476 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 5 ms 504 KB Output is correct
34 Correct 5 ms 504 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 5 ms 508 KB Output is correct
37 Correct 5 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 544 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 5 ms 476 KB Output is correct
43 Correct 5 ms 476 KB Output is correct
44 Correct 4 ms 504 KB Output is correct
45 Correct 4 ms 504 KB Output is correct
46 Correct 4 ms 504 KB Output is correct
47 Correct 4 ms 504 KB Output is correct
48 Correct 4 ms 508 KB Output is correct
49 Correct 5 ms 504 KB Output is correct
50 Correct 5 ms 608 KB Output is correct
51 Correct 5 ms 504 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 380 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 4 ms 508 KB Output is correct
29 Correct 4 ms 504 KB Output is correct
30 Correct 4 ms 476 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 5 ms 504 KB Output is correct
34 Correct 5 ms 504 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 5 ms 508 KB Output is correct
37 Correct 5 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 544 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 5 ms 476 KB Output is correct
43 Correct 5 ms 476 KB Output is correct
44 Correct 4 ms 504 KB Output is correct
45 Correct 4 ms 504 KB Output is correct
46 Correct 4 ms 504 KB Output is correct
47 Correct 4 ms 504 KB Output is correct
48 Correct 4 ms 508 KB Output is correct
49 Correct 5 ms 504 KB Output is correct
50 Correct 5 ms 608 KB Output is correct
51 Correct 5 ms 504 KB Output is correct
52 Correct 265 ms 20968 KB Output is correct
53 Correct 277 ms 20856 KB Output is correct
54 Correct 261 ms 21008 KB Output is correct
55 Correct 262 ms 20856 KB Output is correct
56 Correct 261 ms 20856 KB Output is correct
57 Correct 262 ms 20856 KB Output is correct
58 Correct 268 ms 20856 KB Output is correct
59 Correct 262 ms 20856 KB Output is correct
60 Correct 262 ms 20984 KB Output is correct
61 Correct 264 ms 20680 KB Output is correct
62 Correct 262 ms 20984 KB Output is correct
63 Correct 265 ms 20864 KB Output is correct
64 Correct 261 ms 20856 KB Output is correct
65 Correct 261 ms 20856 KB Output is correct
66 Correct 261 ms 20856 KB Output is correct
67 Correct 267 ms 21112 KB Output is correct
68 Correct 262 ms 20956 KB Output is correct