Submission #768687

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
768687	2023-06-28T11:54:29 Z	LinkedArray	Art Exhibition (JOI18_art)	C++17	100 / 100	151 ms	20796 KB

#include <bits/stdc++.h>
using namespace std;
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    
    long long n;
    
    cin >> n;
    pair<long long, long long> artwork[n + 1];
    for(long long i = 1; i <= n; i++){
        cin >> artwork[i].first >> artwork[i].second;
        // First = Size; Second = Value;
    }
    sort(artwork, artwork + n + 1); // Sort the vector
    long long ans = 0, totalValue = 0, restTillLastTotalValue = 0;
    for(long long i = 1; i <= n; i++){
        // Keep the current value sum
        // We also keep a variable restTillLastTotalValue (size - lastSum(lastSum which can be written as currentSum - currentValue));
        ans = max(ans, (totalValue = totalValue + artwork[i].second) - (artwork[i].first - (restTillLastTotalValue = max(restTillLastTotalValue, artwork[i].first - (totalValue - artwork[i].second)))));
    }
    cout << ans;
	return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:21:36: warning: operation on 'totalValue' may be undefined [-Wsequence-point]
   21 |         ans = max(ans, (totalValue = totalValue + artwork[i].second) - (artwork[i].first - (restTillLastTotalValue = max(restTillLastTotalValue, artwork[i].first - (totalValue - artwork[i].second)))));
      |                        ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	280 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	280 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	320 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	320 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	280 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	320 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	320 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	2 ms	468 KB	Output is correct
28	Correct	2 ms	460 KB	Output is correct
29	Correct	2 ms	468 KB	Output is correct
30	Correct	2 ms	468 KB	Output is correct
31	Correct	2 ms	468 KB	Output is correct
32	Correct	2 ms	460 KB	Output is correct
33	Correct	3 ms	500 KB	Output is correct
34	Correct	2 ms	468 KB	Output is correct
35	Correct	2 ms	468 KB	Output is correct
36	Correct	2 ms	468 KB	Output is correct
37	Correct	2 ms	468 KB	Output is correct
38	Correct	2 ms	456 KB	Output is correct
39	Correct	3 ms	468 KB	Output is correct
40	Correct	3 ms	468 KB	Output is correct
41	Correct	2 ms	468 KB	Output is correct
42	Correct	2 ms	456 KB	Output is correct
43	Correct	2 ms	468 KB	Output is correct
44	Correct	2 ms	460 KB	Output is correct
45	Correct	2 ms	460 KB	Output is correct
46	Correct	2 ms	460 KB	Output is correct
47	Correct	2 ms	508 KB	Output is correct
48	Correct	2 ms	460 KB	Output is correct
49	Correct	3 ms	504 KB	Output is correct
50	Correct	2 ms	508 KB	Output is correct
51	Correct	2 ms	456 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	280 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	320 KB	Output is correct
16	Correct	0 ms	324 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	320 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	2 ms	468 KB	Output is correct
28	Correct	2 ms	460 KB	Output is correct
29	Correct	2 ms	468 KB	Output is correct
30	Correct	2 ms	468 KB	Output is correct
31	Correct	2 ms	468 KB	Output is correct
32	Correct	2 ms	460 KB	Output is correct
33	Correct	3 ms	500 KB	Output is correct
34	Correct	2 ms	468 KB	Output is correct
35	Correct	2 ms	468 KB	Output is correct
36	Correct	2 ms	468 KB	Output is correct
37	Correct	2 ms	468 KB	Output is correct
38	Correct	2 ms	456 KB	Output is correct
39	Correct	3 ms	468 KB	Output is correct
40	Correct	3 ms	468 KB	Output is correct
41	Correct	2 ms	468 KB	Output is correct
42	Correct	2 ms	456 KB	Output is correct
43	Correct	2 ms	468 KB	Output is correct
44	Correct	2 ms	460 KB	Output is correct
45	Correct	2 ms	460 KB	Output is correct
46	Correct	2 ms	460 KB	Output is correct
47	Correct	2 ms	508 KB	Output is correct
48	Correct	2 ms	460 KB	Output is correct
49	Correct	3 ms	504 KB	Output is correct
50	Correct	2 ms	508 KB	Output is correct
51	Correct	2 ms	456 KB	Output is correct
52	Correct	144 ms	20680 KB	Output is correct
53	Correct	149 ms	20780 KB	Output is correct
54	Correct	144 ms	20768 KB	Output is correct
55	Correct	149 ms	20648 KB	Output is correct
56	Correct	132 ms	20656 KB	Output is correct
57	Correct	144 ms	20656 KB	Output is correct
58	Correct	132 ms	20656 KB	Output is correct
59	Correct	131 ms	20652 KB	Output is correct
60	Correct	139 ms	20652 KB	Output is correct
61	Correct	148 ms	20540 KB	Output is correct
62	Correct	151 ms	20652 KB	Output is correct
63	Correct	136 ms	20796 KB	Output is correct
64	Correct	130 ms	20648 KB	Output is correct
65	Correct	137 ms	20684 KB	Output is correct
66	Correct	131 ms	20768 KB	Output is correct
67	Correct	147 ms	20684 KB	Output is correct
68	Correct	134 ms	20648 KB	Output is correct

Submission #768687

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