Submission #330131

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
330131	2020-11-24T03:08:14 Z	Kevin_Zhang_TW	Art Exhibition (JOI18_art)	C++17	100 / 100	214 ms	16108 KB

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T>
bool chmax(T &a, T b) { return a < b ? (a = b, true) : false; }
template<class T> 
bool chmin(T &a, T b) { return b < a ? (a = b, true) : false; }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U>
void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T>
void debug(T L, T R) { while (L != R) cerr << *L << " \n"[next(L) == R], ++L; }
#else
#define DE(...) 0
#define debug(...) 0
#endif

const int MAX_N = 300010;
int32_t main() {
	ios_base::sync_with_stdio(0), cin.tie(0);
	int n;
	cin >> n;
	vector<pair<ll,ll>> art(n);
	for (auto &[sz, val] : art)
		cin >> sz >> val;
	art.pb(0, 0);
	sort(AI(art));

	ll mx = 0, res = 0, sum = 0;

	for (int i = 0;i <= n;++i) {
		auto [sz, val] = art[i];
		ll nxsz = i == n ? 0 : art[i+1].first;
		sum += val; 
		chmax(res, sum - sz + mx);
		chmax(mx, nxsz - sum);
		chmax(res, val);
	} 
	assert(res > 0);
	cout << res << '\n';
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	512 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	364 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	512 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	364 KB	Output is correct
27	Correct	2 ms	512 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	2 ms	492 KB	Output is correct
30	Correct	2 ms	492 KB	Output is correct
31	Correct	2 ms	492 KB	Output is correct
32	Correct	2 ms	492 KB	Output is correct
33	Correct	3 ms	492 KB	Output is correct
34	Correct	2 ms	492 KB	Output is correct
35	Correct	2 ms	492 KB	Output is correct
36	Correct	2 ms	492 KB	Output is correct
37	Correct	3 ms	512 KB	Output is correct
38	Correct	2 ms	492 KB	Output is correct
39	Correct	2 ms	492 KB	Output is correct
40	Correct	2 ms	504 KB	Output is correct
41	Correct	2 ms	492 KB	Output is correct
42	Correct	2 ms	492 KB	Output is correct
43	Correct	2 ms	492 KB	Output is correct
44	Correct	2 ms	492 KB	Output is correct
45	Correct	2 ms	492 KB	Output is correct
46	Correct	2 ms	492 KB	Output is correct
47	Correct	4 ms	492 KB	Output is correct
48	Correct	2 ms	492 KB	Output is correct
49	Correct	2 ms	492 KB	Output is correct
50	Correct	2 ms	492 KB	Output is correct
51	Correct	2 ms	492 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	512 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	364 KB	Output is correct
27	Correct	2 ms	512 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	2 ms	492 KB	Output is correct
30	Correct	2 ms	492 KB	Output is correct
31	Correct	2 ms	492 KB	Output is correct
32	Correct	2 ms	492 KB	Output is correct
33	Correct	3 ms	492 KB	Output is correct
34	Correct	2 ms	492 KB	Output is correct
35	Correct	2 ms	492 KB	Output is correct
36	Correct	2 ms	492 KB	Output is correct
37	Correct	3 ms	512 KB	Output is correct
38	Correct	2 ms	492 KB	Output is correct
39	Correct	2 ms	492 KB	Output is correct
40	Correct	2 ms	504 KB	Output is correct
41	Correct	2 ms	492 KB	Output is correct
42	Correct	2 ms	492 KB	Output is correct
43	Correct	2 ms	492 KB	Output is correct
44	Correct	2 ms	492 KB	Output is correct
45	Correct	2 ms	492 KB	Output is correct
46	Correct	2 ms	492 KB	Output is correct
47	Correct	4 ms	492 KB	Output is correct
48	Correct	2 ms	492 KB	Output is correct
49	Correct	2 ms	492 KB	Output is correct
50	Correct	2 ms	492 KB	Output is correct
51	Correct	2 ms	492 KB	Output is correct
52	Correct	195 ms	15980 KB	Output is correct
53	Correct	202 ms	15980 KB	Output is correct
54	Correct	209 ms	15980 KB	Output is correct
55	Correct	198 ms	16108 KB	Output is correct
56	Correct	214 ms	16108 KB	Output is correct
57	Correct	203 ms	15980 KB	Output is correct
58	Correct	197 ms	15980 KB	Output is correct
59	Correct	198 ms	15980 KB	Output is correct
60	Correct	195 ms	16108 KB	Output is correct
61	Correct	195 ms	16108 KB	Output is correct
62	Correct	196 ms	16108 KB	Output is correct
63	Correct	209 ms	15980 KB	Output is correct
64	Correct	198 ms	16108 KB	Output is correct
65	Correct	199 ms	16108 KB	Output is correct
66	Correct	197 ms	15980 KB	Output is correct
67	Correct	202 ms	15980 KB	Output is correct
68	Correct	197 ms	15980 KB	Output is correct

Submission #330131

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