Submission #305839

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
305839	2020-09-24T02:26:22 Z	T0p_	Exhibition (JOI19_ho_t2)	C++14	100 / 100	105 ms	2424 KB

joi2019_ho_t2

#include<bits/stdc++.h>
using namespace std;
 
struct picture
{
	int s, v;
	bool operator < (const picture & o) const
	{
		return (v == o.v) ? s < o.s : v < o.v;	
	}
};
 
picture p[100100];
int f[100100], arr[100100];
stack<int> stk;
 
int main()
{
	int n, m;
	scanf(" %d %d",&n,&m);
	for(int i=1 ; i<=n ; i++)
		scanf(" %d %d",&p[i].s,&p[i].v);
	for(int i=1 ; i<=m ; i++)
		scanf(" %d",&f[i]);
	sort(p+1, p+n+1);
	sort(f+1, f+m+1);
	for(int i=1 ; i<=n ; i++)
	{	
		int l = 1, r = m+1;
		while(l != r)
		{
			int mid = (l+r)>>1;
			(p[i].s <= f[mid]) ? r = mid : l = mid+1;
		}
		arr[i] = l;
	}
	for(int i=n ; i>=1 ; i--)
	{
		if(arr[i] == m+1) continue ;
		if(stk.empty()) stk.push(m);
		else if(arr[i] < stk.top())
		{
			stk.push(stk.top()-1);
		}
	}
	printf("%d\n",stk.size());
	return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:46:11: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::stack<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   46 |  printf("%d\n",stk.size());
      |          ~^    ~~~~~~~~~~
      |           |            |
      |           int          std::stack<int>::size_type {aka long unsigned int}
      |          %ld
joi2019_ho_t2.cpp:20:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   20 |  scanf(" %d %d",&n,&m);
      |  ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:22:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   22 |   scanf(" %d %d",&p[i].s,&p[i].v);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:24:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   24 |   scanf(" %d",&f[i]);
      |   ~~~~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	1 ms	384 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	1 ms	384 KB	Output is correct
36	Correct	1 ms	384 KB	Output is correct
37	Correct	1 ms	384 KB	Output is correct

Subtask #3
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	1 ms	384 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	1 ms	384 KB	Output is correct
36	Correct	1 ms	384 KB	Output is correct
37	Correct	1 ms	384 KB	Output is correct
38	Correct	79 ms	2296 KB	Output is correct
39	Correct	73 ms	2296 KB	Output is correct
40	Correct	67 ms	2296 KB	Output is correct
41	Correct	80 ms	2300 KB	Output is correct
42	Correct	78 ms	1912 KB	Output is correct
43	Correct	77 ms	1912 KB	Output is correct
44	Correct	81 ms	2060 KB	Output is correct
45	Correct	85 ms	2296 KB	Output is correct
46	Correct	77 ms	2424 KB	Output is correct
47	Correct	78 ms	2040 KB	Output is correct
48	Correct	69 ms	2040 KB	Output is correct
49	Correct	68 ms	1784 KB	Output is correct
50	Correct	63 ms	1912 KB	Output is correct
51	Correct	75 ms	1912 KB	Output is correct
52	Correct	75 ms	1912 KB	Output is correct
53	Correct	92 ms	1912 KB	Output is correct
54	Correct	60 ms	2296 KB	Output is correct
55	Correct	76 ms	2296 KB	Output is correct
56	Correct	48 ms	1528 KB	Output is correct
57	Correct	28 ms	760 KB	Output is correct
58	Correct	44 ms	1528 KB	Output is correct
59	Correct	56 ms	1656 KB	Output is correct
60	Correct	28 ms	768 KB	Output is correct
61	Correct	48 ms	1272 KB	Output is correct
62	Correct	88 ms	2168 KB	Output is correct
63	Correct	89 ms	2168 KB	Output is correct
64	Correct	89 ms	2180 KB	Output is correct
65	Correct	91 ms	2168 KB	Output is correct
66	Correct	90 ms	2168 KB	Output is correct
67	Correct	88 ms	2176 KB	Output is correct
68	Correct	90 ms	2168 KB	Output is correct
69	Correct	105 ms	2124 KB	Output is correct
70	Correct	89 ms	2168 KB	Output is correct
71	Correct	89 ms	2168 KB	Output is correct
72	Correct	82 ms	2168 KB	Output is correct
73	Correct	82 ms	2296 KB	Output is correct

Submission #305839

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