Submission #121091

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
121091	2019-06-26T05:43:48 Z	이온조(#2969)	Exhibition (JOI19_ho_t2)	C++14	100 / 100	369 ms	7672 KB

joi2019_ho_t2

#include <bits/stdc++.h>
using namespace std;

vector<int> T[100009];
int S[100009], V[100009], C[100009];

int main() {
	int N, M; scanf("%d%d",&N,&M);
	for(int i=1; i<=N; i++) scanf("%d%d",&S[i],&V[i]);
	for(int i=1; i<=M; i++) scanf("%d",&C[i]);
	sort(C+1, C+M+1);
	for(int i=1; i<=N; i++) {
		S[i] = lower_bound(C+1, C+M+1, S[i]) - C;
		if(S[i] <= M) T[S[i]].push_back(i);
	}
	int l = 0, r = M;
	while(l <= r) {
		bool f = 1;
		int m = l+r >> 1, p = -1e9;
		priority_queue<int> pq;
		for(int i=1; i<=M; i++) {
			for(auto &it: T[i]) pq.push(-V[it]);
			if(M-i+1 <= m) {
				while(pq.size() && p > -pq.top()) pq.pop();
				if(pq.size() == 0) {f = 0; break;}
				p = -pq.top();
				pq.pop();
			}
		}
		if(f) l = m+1;
		else r = m-1;
	}
	printf("%d", l-1);
	return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:19:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int m = l+r >> 1, p = -1e9;
           ~^~
joi2019_ho_t2.cpp:8:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  int N, M; scanf("%d%d",&N,&M);
            ~~~~~^~~~~~~~~~~~~~
joi2019_ho_t2.cpp:9:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=N; i++) scanf("%d%d",&S[i],&V[i]);
                          ~~~~~^~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:10:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=M; i++) scanf("%d",&C[i]);
                          ~~~~~^~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	2688 KB	Output is correct
2	Correct	3 ms	2688 KB	Output is correct
3	Correct	4 ms	2688 KB	Output is correct
4	Correct	4 ms	2688 KB	Output is correct
5	Correct	4 ms	2688 KB	Output is correct
6	Correct	4 ms	2688 KB	Output is correct
7	Correct	4 ms	2688 KB	Output is correct
8	Correct	4 ms	2688 KB	Output is correct
9	Correct	4 ms	2688 KB	Output is correct
10	Correct	4 ms	2688 KB	Output is correct
11	Correct	4 ms	2688 KB	Output is correct
12	Correct	4 ms	2688 KB	Output is correct
13	Correct	4 ms	2688 KB	Output is correct
14	Correct	4 ms	2688 KB	Output is correct
15	Correct	4 ms	2688 KB	Output is correct
16	Correct	3 ms	2688 KB	Output is correct
17	Correct	4 ms	2688 KB	Output is correct
18	Correct	3 ms	2688 KB	Output is correct
19	Correct	4 ms	2688 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	2688 KB	Output is correct
2	Correct	3 ms	2688 KB	Output is correct
3	Correct	4 ms	2688 KB	Output is correct
4	Correct	4 ms	2688 KB	Output is correct
5	Correct	4 ms	2688 KB	Output is correct
6	Correct	4 ms	2688 KB	Output is correct
7	Correct	4 ms	2688 KB	Output is correct
8	Correct	4 ms	2688 KB	Output is correct
9	Correct	4 ms	2688 KB	Output is correct
10	Correct	4 ms	2688 KB	Output is correct
11	Correct	4 ms	2688 KB	Output is correct
12	Correct	4 ms	2688 KB	Output is correct
13	Correct	4 ms	2688 KB	Output is correct
14	Correct	4 ms	2688 KB	Output is correct
15	Correct	4 ms	2688 KB	Output is correct
16	Correct	3 ms	2688 KB	Output is correct
17	Correct	4 ms	2688 KB	Output is correct
18	Correct	3 ms	2688 KB	Output is correct
19	Correct	4 ms	2688 KB	Output is correct
20	Correct	5 ms	2816 KB	Output is correct
21	Correct	4 ms	2688 KB	Output is correct
22	Correct	4 ms	2816 KB	Output is correct
23	Correct	4 ms	2688 KB	Output is correct
24	Correct	5 ms	2688 KB	Output is correct
25	Correct	5 ms	2688 KB	Output is correct
26	Correct	5 ms	2688 KB	Output is correct
27	Correct	4 ms	2724 KB	Output is correct
28	Correct	4 ms	2688 KB	Output is correct
29	Correct	5 ms	2688 KB	Output is correct
30	Correct	5 ms	2688 KB	Output is correct
31	Correct	4 ms	2688 KB	Output is correct
32	Correct	4 ms	2688 KB	Output is correct
33	Correct	4 ms	2688 KB	Output is correct
34	Correct	5 ms	2688 KB	Output is correct
35	Correct	4 ms	2688 KB	Output is correct
36	Correct	5 ms	2688 KB	Output is correct
37	Correct	5 ms	2688 KB	Output is correct

Subtask #3
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	2688 KB	Output is correct
2	Correct	3 ms	2688 KB	Output is correct
3	Correct	4 ms	2688 KB	Output is correct
4	Correct	4 ms	2688 KB	Output is correct
5	Correct	4 ms	2688 KB	Output is correct
6	Correct	4 ms	2688 KB	Output is correct
7	Correct	4 ms	2688 KB	Output is correct
8	Correct	4 ms	2688 KB	Output is correct
9	Correct	4 ms	2688 KB	Output is correct
10	Correct	4 ms	2688 KB	Output is correct
11	Correct	4 ms	2688 KB	Output is correct
12	Correct	4 ms	2688 KB	Output is correct
13	Correct	4 ms	2688 KB	Output is correct
14	Correct	4 ms	2688 KB	Output is correct
15	Correct	4 ms	2688 KB	Output is correct
16	Correct	3 ms	2688 KB	Output is correct
17	Correct	4 ms	2688 KB	Output is correct
18	Correct	3 ms	2688 KB	Output is correct
19	Correct	4 ms	2688 KB	Output is correct
20	Correct	5 ms	2816 KB	Output is correct
21	Correct	4 ms	2688 KB	Output is correct
22	Correct	4 ms	2816 KB	Output is correct
23	Correct	4 ms	2688 KB	Output is correct
24	Correct	5 ms	2688 KB	Output is correct
25	Correct	5 ms	2688 KB	Output is correct
26	Correct	5 ms	2688 KB	Output is correct
27	Correct	4 ms	2724 KB	Output is correct
28	Correct	4 ms	2688 KB	Output is correct
29	Correct	5 ms	2688 KB	Output is correct
30	Correct	5 ms	2688 KB	Output is correct
31	Correct	4 ms	2688 KB	Output is correct
32	Correct	4 ms	2688 KB	Output is correct
33	Correct	4 ms	2688 KB	Output is correct
34	Correct	5 ms	2688 KB	Output is correct
35	Correct	4 ms	2688 KB	Output is correct
36	Correct	5 ms	2688 KB	Output is correct
37	Correct	5 ms	2688 KB	Output is correct
38	Correct	248 ms	7308 KB	Output is correct
39	Correct	126 ms	4728 KB	Output is correct
40	Correct	206 ms	4780 KB	Output is correct
41	Correct	179 ms	5756 KB	Output is correct
42	Correct	63 ms	3832 KB	Output is correct
43	Correct	61 ms	3832 KB	Output is correct
44	Correct	363 ms	7672 KB	Output is correct
45	Correct	337 ms	5880 KB	Output is correct
46	Correct	207 ms	5108 KB	Output is correct
47	Correct	286 ms	5748 KB	Output is correct
48	Correct	203 ms	4980 KB	Output is correct
49	Correct	237 ms	5320 KB	Output is correct
50	Correct	165 ms	4536 KB	Output is correct
51	Correct	62 ms	3832 KB	Output is correct
52	Correct	61 ms	3880 KB	Output is correct
53	Correct	62 ms	3832 KB	Output is correct
54	Correct	249 ms	5220 KB	Output is correct
55	Correct	147 ms	5880 KB	Output is correct
56	Correct	35 ms	4140 KB	Output is correct
57	Correct	30 ms	3072 KB	Output is correct
58	Correct	50 ms	4968 KB	Output is correct
59	Correct	68 ms	5108 KB	Output is correct
60	Correct	31 ms	3072 KB	Output is correct
61	Correct	129 ms	4400 KB	Output is correct
62	Correct	329 ms	6032 KB	Output is correct
63	Correct	345 ms	6120 KB	Output is correct
64	Correct	369 ms	6040 KB	Output is correct
65	Correct	365 ms	5956 KB	Output is correct
66	Correct	369 ms	6136 KB	Output is correct
67	Correct	359 ms	6092 KB	Output is correct
68	Correct	336 ms	6028 KB	Output is correct
69	Correct	363 ms	5944 KB	Output is correct
70	Correct	345 ms	6028 KB	Output is correct
71	Correct	270 ms	5004 KB	Output is correct
72	Correct	284 ms	5380 KB	Output is correct
73	Correct	242 ms	4868 KB	Output is correct

Submission #121091

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 40.0 / 40.0

Subtask #3 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
40.0 / 40.0

Subtask #3
50.0 / 50.0