답안 #643343

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
643343	2022-09-21T18:55:43 Z	Augustyn	Group Photo (JOI21_ho_t3)	C++14	100 / 100	395 ms	196676 KB

Main

#include<bits/stdc++.h>
using namespace std;
int n,h[5001],gdzie[5001];
int dp[5011],ilewiek[5011][5011],ilemn[5011][5011];
int czynap(int a,int b)
{
	if(gdzie[a]<gdzie[b])
		return 1;
	return 0;
}
int main()
{
	scanf("%d",&n);
	for(int i=1;i<=n;++i)
	{
		scanf("%d",&h[i]);
		gdzie[h[i]]=i;
	}
	for(int i=1;i<=n;++i)
	{
		for(int j=n;j>i;--j)
			ilewiek[i][j]=ilewiek[i][j+1]+czynap(j,i);
		for(int j=i;j>0;--j)
			ilemn[i][j]=ilemn[i][j+1]+czynap(j,i);
		ilemn[i][0]+=ilemn[i][1];
		for(int j=i;j>=0;--j)
			ilewiek[i][j]+=ilewiek[i][j+1];
	}
	for(int i=n;i>=0;--i)
	{
		for(int j=n;j>=0;--j)
			ilewiek[i][j]+=ilewiek[i+1][j];
		for(int j=n;j>=0;--j)
			ilemn[i][j]+=ilemn[i+1][j];
	}
	for(int i=1;i<=n;++i)
	{
		dp[i]=INT_MAX; 
		for(int j=1;j<=i;++j)
		{
			dp[i]=min(dp[i],dp[j-1]+ilewiek[j][i+1]-ilewiek[i+1][i+1]+ilemn[j][j]-ilemn[i+1][j]);
		}
	}
	printf("%d",dp[n]);
	return 0;
}

Compilation message

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

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	312 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	1 ms	276 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	312 KB	Output is correct
10	Correct	0 ms	308 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	312 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	1 ms	276 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	312 KB	Output is correct
10	Correct	0 ms	308 KB	Output is correct
11	Correct	1 ms	432 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	468 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	468 KB	Output is correct
16	Correct	1 ms	432 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	0 ms	432 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct

Subtask #3
32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	312 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	1 ms	276 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	312 KB	Output is correct
10	Correct	0 ms	308 KB	Output is correct
11	Correct	1 ms	432 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	468 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	468 KB	Output is correct
16	Correct	1 ms	432 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	0 ms	432 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	2 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	2 ms	2260 KB	Output is correct
25	Correct	1 ms	2260 KB	Output is correct
26	Correct	2 ms	2260 KB	Output is correct
27	Correct	2 ms	2260 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	2 ms	2136 KB	Output is correct
30	Correct	2 ms	2228 KB	Output is correct

Subtask #4
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	312 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	1 ms	276 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	312 KB	Output is correct
10	Correct	0 ms	308 KB	Output is correct
11	Correct	1 ms	432 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	468 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	468 KB	Output is correct
16	Correct	1 ms	432 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	0 ms	432 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	2 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	2 ms	2260 KB	Output is correct
25	Correct	1 ms	2260 KB	Output is correct
26	Correct	2 ms	2260 KB	Output is correct
27	Correct	2 ms	2260 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	2 ms	2136 KB	Output is correct
30	Correct	2 ms	2228 KB	Output is correct
31	Correct	12 ms	11708 KB	Output is correct
32	Correct	11 ms	11732 KB	Output is correct
33	Correct	12 ms	11676 KB	Output is correct
34	Correct	12 ms	11772 KB	Output is correct
35	Correct	12 ms	11756 KB	Output is correct
36	Correct	12 ms	11696 KB	Output is correct
37	Correct	11 ms	11764 KB	Output is correct
38	Correct	11 ms	11772 KB	Output is correct
39	Correct	11 ms	11700 KB	Output is correct
40	Correct	11 ms	11732 KB	Output is correct

Subtask #5
36.0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	312 KB	Output is correct
2	Correct	0 ms	340 KB	Output is correct
3	Correct	0 ms	340 KB	Output is correct
4	Correct	1 ms	276 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	312 KB	Output is correct
10	Correct	0 ms	308 KB	Output is correct
11	Correct	1 ms	432 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	468 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	468 KB	Output is correct
16	Correct	1 ms	432 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	0 ms	432 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	2 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	2 ms	2260 KB	Output is correct
25	Correct	1 ms	2260 KB	Output is correct
26	Correct	2 ms	2260 KB	Output is correct
27	Correct	2 ms	2260 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	2 ms	2136 KB	Output is correct
30	Correct	2 ms	2228 KB	Output is correct
31	Correct	12 ms	11708 KB	Output is correct
32	Correct	11 ms	11732 KB	Output is correct
33	Correct	12 ms	11676 KB	Output is correct
34	Correct	12 ms	11772 KB	Output is correct
35	Correct	12 ms	11756 KB	Output is correct
36	Correct	12 ms	11696 KB	Output is correct
37	Correct	11 ms	11764 KB	Output is correct
38	Correct	11 ms	11772 KB	Output is correct
39	Correct	11 ms	11700 KB	Output is correct
40	Correct	11 ms	11732 KB	Output is correct
41	Correct	386 ms	196412 KB	Output is correct
42	Correct	389 ms	196388 KB	Output is correct
43	Correct	387 ms	196428 KB	Output is correct
44	Correct	389 ms	196596 KB	Output is correct
45	Correct	390 ms	196500 KB	Output is correct
46	Correct	394 ms	196568 KB	Output is correct
47	Correct	391 ms	196604 KB	Output is correct
48	Correct	391 ms	196636 KB	Output is correct
49	Correct	395 ms	196676 KB	Output is correct
50	Correct	389 ms	196428 KB	Output is correct
51	Correct	389 ms	196508 KB	Output is correct
52	Correct	387 ms	196536 KB	Output is correct
53	Correct	383 ms	196544 KB	Output is correct
54	Correct	384 ms	196544 KB	Output is correct
55	Correct	389 ms	196604 KB	Output is correct

답안 #643343

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 7.0 / 7.0

Subtask #3 32.0 / 32.0

Subtask #4 20.0 / 20.0

Subtask #5 36.0 / 36.0

Subtask #1
5.0 / 5.0

Subtask #2
7.0 / 7.0

Subtask #3
32.0 / 32.0

Subtask #4
20.0 / 20.0

Subtask #5
36.0 / 36.0