답안 #47012 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
47012	2018-04-26T11:21:41 Z	leejseo	Art Exhibition (JOI18_art)	C++	100 / 100	351 ms	239072 KB

#include <stdio.h>
#include <utility>
#include <algorithm>
#include <vector>
using namespace std;
#define MAXN 500005
typedef long long lld;
typedef pair<lld, lld> pll;
lld S[MAXN], X[MAXN], Y[MAXN], ans;
vector<pll> U;
int N;
int main(void){
	scanf("%d", &N);
	lld a, b;
	for (int i=0; i<N; i++){
		scanf("%lld%lld", &a, &b);
		U.push_back(make_pair(a, b));
	}
	sort(U.begin(), U.end());
	for (int i=0; i<N; i++){
		S[i+1] = S[i] + U[i].second;
	}
	Y[0] = -(U[0].first);
	for (int i=1; i<=N; i++){
		X[i] = S[i] - U[i-1].first;
		if (i != N) Y[i] = min(Y[i-1], S[i]-U[i].first);
	}
	for (int i=0; i<N; i++) ans = max(ans, X[i+1]-Y[i]);
	printf("%lld", ans);
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:13:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
art.cpp:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld", &a, &b);
   ~~~~~^~~~~~~~~~~~~~~~~~~~

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	608 KB	Output is correct
4	Correct	2 ms	664 KB	Output is correct
5	Correct	2 ms	664 KB	Output is correct
6	Correct	2 ms	664 KB	Output is correct
7	Correct	2 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	2 ms	664 KB	Output is correct
10	Correct	2 ms	664 KB	Output is correct
11	Correct	2 ms	664 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	608 KB	Output is correct
4	Correct	2 ms	664 KB	Output is correct
5	Correct	2 ms	664 KB	Output is correct
6	Correct	2 ms	664 KB	Output is correct
7	Correct	2 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	2 ms	664 KB	Output is correct
10	Correct	2 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	2 ms	664 KB	Output is correct
13	Correct	2 ms	672 KB	Output is correct
14	Correct	2 ms	784 KB	Output is correct
15	Correct	2 ms	884 KB	Output is correct
16	Correct	2 ms	884 KB	Output is correct
17	Correct	3 ms	884 KB	Output is correct
18	Correct	2 ms	884 KB	Output is correct
19	Correct	2 ms	884 KB	Output is correct
20	Correct	2 ms	888 KB	Output is correct
21	Correct	2 ms	896 KB	Output is correct
22	Correct	2 ms	920 KB	Output is correct
23	Correct	2 ms	928 KB	Output is correct
24	Correct	2 ms	936 KB	Output is correct
25	Correct	3 ms	944 KB	Output is correct
26	Correct	2 ms	952 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	608 KB	Output is correct
4	Correct	2 ms	664 KB	Output is correct
5	Correct	2 ms	664 KB	Output is correct
6	Correct	2 ms	664 KB	Output is correct
7	Correct	2 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	2 ms	664 KB	Output is correct
10	Correct	2 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	2 ms	664 KB	Output is correct
13	Correct	2 ms	672 KB	Output is correct
14	Correct	2 ms	784 KB	Output is correct
15	Correct	2 ms	884 KB	Output is correct
16	Correct	2 ms	884 KB	Output is correct
17	Correct	3 ms	884 KB	Output is correct
18	Correct	2 ms	884 KB	Output is correct
19	Correct	2 ms	884 KB	Output is correct
20	Correct	2 ms	888 KB	Output is correct
21	Correct	2 ms	896 KB	Output is correct
22	Correct	2 ms	920 KB	Output is correct
23	Correct	2 ms	928 KB	Output is correct
24	Correct	2 ms	936 KB	Output is correct
25	Correct	3 ms	944 KB	Output is correct
26	Correct	2 ms	952 KB	Output is correct
27	Correct	4 ms	1344 KB	Output is correct
28	Correct	5 ms	1472 KB	Output is correct
29	Correct	6 ms	1648 KB	Output is correct
30	Correct	5 ms	1856 KB	Output is correct
31	Correct	4 ms	1856 KB	Output is correct
32	Correct	4 ms	1988 KB	Output is correct
33	Correct	5 ms	2116 KB	Output is correct
34	Correct	4 ms	2244 KB	Output is correct
35	Correct	4 ms	2372 KB	Output is correct
36	Correct	5 ms	2500 KB	Output is correct
37	Correct	5 ms	2628 KB	Output is correct
38	Correct	4 ms	2756 KB	Output is correct
39	Correct	5 ms	2884 KB	Output is correct
40	Correct	4 ms	3012 KB	Output is correct
41	Correct	4 ms	3140 KB	Output is correct
42	Correct	4 ms	3316 KB	Output is correct
43	Correct	5 ms	3384 KB	Output is correct
44	Correct	5 ms	3520 KB	Output is correct
45	Correct	5 ms	3696 KB	Output is correct
46	Correct	4 ms	3776 KB	Output is correct
47	Correct	5 ms	3904 KB	Output is correct
48	Correct	5 ms	4032 KB	Output is correct
49	Correct	5 ms	4212 KB	Output is correct
50	Correct	5 ms	4288 KB	Output is correct
51	Correct	5 ms	4416 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	608 KB	Output is correct
4	Correct	2 ms	664 KB	Output is correct
5	Correct	2 ms	664 KB	Output is correct
6	Correct	2 ms	664 KB	Output is correct
7	Correct	2 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	2 ms	664 KB	Output is correct
10	Correct	2 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	2 ms	664 KB	Output is correct
13	Correct	2 ms	672 KB	Output is correct
14	Correct	2 ms	784 KB	Output is correct
15	Correct	2 ms	884 KB	Output is correct
16	Correct	2 ms	884 KB	Output is correct
17	Correct	3 ms	884 KB	Output is correct
18	Correct	2 ms	884 KB	Output is correct
19	Correct	2 ms	884 KB	Output is correct
20	Correct	2 ms	888 KB	Output is correct
21	Correct	2 ms	896 KB	Output is correct
22	Correct	2 ms	920 KB	Output is correct
23	Correct	2 ms	928 KB	Output is correct
24	Correct	2 ms	936 KB	Output is correct
25	Correct	3 ms	944 KB	Output is correct
26	Correct	2 ms	952 KB	Output is correct
27	Correct	4 ms	1344 KB	Output is correct
28	Correct	5 ms	1472 KB	Output is correct
29	Correct	6 ms	1648 KB	Output is correct
30	Correct	5 ms	1856 KB	Output is correct
31	Correct	4 ms	1856 KB	Output is correct
32	Correct	4 ms	1988 KB	Output is correct
33	Correct	5 ms	2116 KB	Output is correct
34	Correct	4 ms	2244 KB	Output is correct
35	Correct	4 ms	2372 KB	Output is correct
36	Correct	5 ms	2500 KB	Output is correct
37	Correct	5 ms	2628 KB	Output is correct
38	Correct	4 ms	2756 KB	Output is correct
39	Correct	5 ms	2884 KB	Output is correct
40	Correct	4 ms	3012 KB	Output is correct
41	Correct	4 ms	3140 KB	Output is correct
42	Correct	4 ms	3316 KB	Output is correct
43	Correct	5 ms	3384 KB	Output is correct
44	Correct	5 ms	3520 KB	Output is correct
45	Correct	5 ms	3696 KB	Output is correct
46	Correct	4 ms	3776 KB	Output is correct
47	Correct	5 ms	3904 KB	Output is correct
48	Correct	5 ms	4032 KB	Output is correct
49	Correct	5 ms	4212 KB	Output is correct
50	Correct	5 ms	4288 KB	Output is correct
51	Correct	5 ms	4416 KB	Output is correct
52	Correct	329 ms	36684 KB	Output is correct
53	Correct	295 ms	49108 KB	Output is correct
54	Correct	275 ms	61784 KB	Output is correct
55	Correct	284 ms	74592 KB	Output is correct
56	Correct	351 ms	87208 KB	Output is correct
57	Correct	289 ms	99908 KB	Output is correct
58	Correct	265 ms	112528 KB	Output is correct
59	Correct	279 ms	125132 KB	Output is correct
60	Correct	277 ms	137808 KB	Output is correct
61	Correct	281 ms	150356 KB	Output is correct
62	Correct	286 ms	163028 KB	Output is correct
63	Correct	297 ms	175692 KB	Output is correct
64	Correct	292 ms	188380 KB	Output is correct
65	Correct	282 ms	201096 KB	Output is correct
66	Correct	270 ms	213720 KB	Output is correct
67	Correct	270 ms	226332 KB	Output is correct
68	Correct	272 ms	239072 KB	Output is correct

답안 #47012

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