답안 #145694

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
145694	2019-08-20T18:58:55 Z	TadijaSebez	Dango Maker (JOI18_dango_maker)	C++11	100 / 100	392 ms	51612 KB

dango_maker

#include <bits/stdc++.h>
using namespace std;
const int N=3005;
const int M=2*N;
const int inf=1e9+7;
bool can[M][N][2];
char s[N][N];
int dp[N][2][2];
void Clear(){ for(int i=0;i<N;i++) dp[i][0][0]=dp[i][1][0]=dp[i][0][1]=dp[i][1][1]=-inf;}
void ckmx(int &a, int b){ a=max(a,b);}
int main()
{
	int n,m;
	scanf("%i %i",&n,&m);
	for(int i=1;i<=n;i++) scanf("%s",s[i]+1);
	for(int i=1;i<=n;i++) for(int j=1;j<=m;j++)
	{
		if(s[i][j]=='R' && s[i][j+1]=='G' && s[i][j+2]=='W') can[i+j][i][0]=1;
		if(s[i][j]=='R' && s[i+1][j]=='G' && s[i+2][j]=='W') can[i+j][i][1]=1;
	}
	int ans=0;
	for(int z=2;z<=n+m;z++)
	{
		Clear();
		dp[0][0][0]=0;
		for(int i=1;i<=n;i++)
		{
			for(int x=0;x<2;x++) for(int y=0;y<2;y++)
			{
				ckmx(dp[i][0][x],dp[i-1][x][y]);
				if(can[z][i][0] && x==0 && y==0) ckmx(dp[i][0][x],dp[i-1][x][y]+1);
				if(can[z][i][1]) ckmx(dp[i][1][x],dp[i-1][x][y]+1);
			}
		}
		int tmp=0;
		for(int x=0;x<2;x++) for(int y=0;y<2;y++) ckmx(tmp,dp[n][x][y]);
		ans+=tmp;
	}
	printf("%i\n",ans);
	return 0;
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
dango_maker.cpp:15:29: 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("%s",s[i]+1);
                        ~~~~~^~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

#	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	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 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	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	504 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	504 KB	Output is correct
23	Correct	2 ms	504 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	504 KB	Output is correct
29	Correct	2 ms	504 KB	Output is correct
30	Correct	2 ms	504 KB	Output is correct
31	Correct	3 ms	504 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	3 ms	504 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	504 KB	Output is correct
37	Correct	2 ms	504 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	3 ms	376 KB	Output is correct
40	Correct	2 ms	376 KB	Output is correct
41	Correct	3 ms	504 KB	Output is correct
42	Correct	3 ms	504 KB	Output is correct
43	Correct	2 ms	504 KB	Output is correct
44	Correct	3 ms	376 KB	Output is correct
45	Correct	2 ms	504 KB	Output is correct
46	Correct	2 ms	504 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	376 KB	Output is correct
49	Correct	2 ms	504 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	380 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	2 ms	376 KB	Output is correct

Subtask #3
67.0 / 67.0

#	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	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	504 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	504 KB	Output is correct
23	Correct	2 ms	504 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	504 KB	Output is correct
29	Correct	2 ms	504 KB	Output is correct
30	Correct	2 ms	504 KB	Output is correct
31	Correct	3 ms	504 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	3 ms	504 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	504 KB	Output is correct
37	Correct	2 ms	504 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	3 ms	376 KB	Output is correct
40	Correct	2 ms	376 KB	Output is correct
41	Correct	3 ms	504 KB	Output is correct
42	Correct	3 ms	504 KB	Output is correct
43	Correct	2 ms	504 KB	Output is correct
44	Correct	3 ms	376 KB	Output is correct
45	Correct	2 ms	504 KB	Output is correct
46	Correct	2 ms	504 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	376 KB	Output is correct
49	Correct	2 ms	504 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	380 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	2 ms	376 KB	Output is correct
54	Correct	25 ms	888 KB	Output is correct
55	Correct	123 ms	9684 KB	Output is correct
56	Correct	27 ms	7800 KB	Output is correct
57	Correct	67 ms	12536 KB	Output is correct
58	Correct	58 ms	14200 KB	Output is correct
59	Correct	392 ms	51416 KB	Output is correct
60	Correct	382 ms	51180 KB	Output is correct
61	Correct	380 ms	51320 KB	Output is correct
62	Correct	22 ms	1144 KB	Output is correct
63	Correct	372 ms	50448 KB	Output is correct
64	Correct	306 ms	31992 KB	Output is correct
65	Correct	307 ms	31992 KB	Output is correct
66	Correct	308 ms	31988 KB	Output is correct
67	Correct	338 ms	51612 KB	Output is correct
68	Correct	336 ms	51448 KB	Output is correct
69	Correct	343 ms	51564 KB	Output is correct
70	Correct	48 ms	7672 KB	Output is correct
71	Correct	48 ms	7672 KB	Output is correct
72	Correct	49 ms	7676 KB	Output is correct
73	Correct	48 ms	7672 KB	Output is correct
74	Correct	49 ms	7672 KB	Output is correct
75	Correct	48 ms	7676 KB	Output is correct
76	Correct	48 ms	7672 KB	Output is correct
77	Correct	48 ms	7804 KB	Output is correct
78	Correct	48 ms	7672 KB	Output is correct
79	Correct	48 ms	7672 KB	Output is correct
80	Correct	48 ms	7672 KB	Output is correct
81	Correct	48 ms	7672 KB	Output is correct
82	Correct	48 ms	7676 KB	Output is correct
83	Correct	48 ms	7672 KB	Output is correct
84	Correct	48 ms	7672 KB	Output is correct
85	Correct	48 ms	7676 KB	Output is correct
86	Correct	49 ms	7672 KB	Output is correct
87	Correct	48 ms	7708 KB	Output is correct
88	Correct	49 ms	7676 KB	Output is correct
89	Correct	49 ms	7640 KB	Output is correct
90	Correct	48 ms	7672 KB	Output is correct

답안 #145694

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 20.0 / 20.0

Subtask #3 67.0 / 67.0

Subtask #1
13.0 / 13.0

Subtask #2
20.0 / 20.0

Subtask #3
67.0 / 67.0