Submission #66853

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
66853	2018-08-12T16:05:18 Z	yusufake	Dango Maker (JOI18_dango_maker)	C++	33 / 100	1490 ms	263168 KB

dango_maker

#include<bits/stdc++.h> 
using namespace std; 
 
#define mp make_pair 
#define pb push_back 
#define st first 
#define nd second 
 
typedef long long ll; 
typedef pair < int , int > pp; 
const int mod = 1e9 + 7; 
const int N   = 3e3 + 3; 
 
int M[N][N][2][2],H[N][N],m,n,i,j,ans;
char A[N][N];
 
int f(int x, int y, int a, int b){
    if(A[x][y] != 'G') return 0;
    H[x][y] = 1;
    int &r = M[x][y][a][b];
    if(r != -1) return r;
    if(a && A[x][y-1] == 'R') r = max(r , f(x+1,y-1,A[x+1][y]=='W',0)+1);
    if(b && A[x+1][y] == 'W') r = max(r , f(x+1,y-1,0,A[x][y-1]=='R')+1);
    return r = max(r , f(x+1,y-1,A[x+1][y]=='W',A[x][y-1]=='R'));   
}
 
int main(){
    scanf("%d%d",&m,&n);
    for(i=1;i<=m;i++)
        for(j=1;j<=n;j++)
            scanf(" %c", &A[i][j]);
            
    memset(M , -1 , sizeof M);
    for(i=1;i<=m;i++)
        for(j=n; j ;j--)
            if(A[i][j] == 'G' && !H[i][j])
                ans += f(i,j,A[i][j+1]=='W',A[i-1][j]=='R');

    printf("%d",ans);
    return 0;
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:28:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&m,&n);
     ~~~~~^~~~~~~~~~~~~~
dango_maker.cpp:31:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf(" %c", &A[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	115 ms	141560 KB	Output is correct
2	Correct	116 ms	141560 KB	Output is correct
3	Correct	119 ms	141724 KB	Output is correct
4	Correct	110 ms	141724 KB	Output is correct
5	Correct	108 ms	141724 KB	Output is correct
6	Correct	127 ms	141724 KB	Output is correct
7	Correct	126 ms	141752 KB	Output is correct
8	Correct	107 ms	141752 KB	Output is correct
9	Correct	118 ms	141784 KB	Output is correct
10	Correct	126 ms	141844 KB	Output is correct
11	Correct	134 ms	141844 KB	Output is correct
12	Correct	119 ms	141844 KB	Output is correct
13	Correct	118 ms	141844 KB	Output is correct
14	Correct	118 ms	141924 KB	Output is correct
15	Correct	115 ms	141924 KB	Output is correct
16	Correct	125 ms	141924 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	115 ms	141560 KB	Output is correct
2	Correct	116 ms	141560 KB	Output is correct
3	Correct	119 ms	141724 KB	Output is correct
4	Correct	110 ms	141724 KB	Output is correct
5	Correct	108 ms	141724 KB	Output is correct
6	Correct	127 ms	141724 KB	Output is correct
7	Correct	126 ms	141752 KB	Output is correct
8	Correct	107 ms	141752 KB	Output is correct
9	Correct	118 ms	141784 KB	Output is correct
10	Correct	126 ms	141844 KB	Output is correct
11	Correct	134 ms	141844 KB	Output is correct
12	Correct	119 ms	141844 KB	Output is correct
13	Correct	118 ms	141844 KB	Output is correct
14	Correct	118 ms	141924 KB	Output is correct
15	Correct	115 ms	141924 KB	Output is correct
16	Correct	125 ms	141924 KB	Output is correct
17	Correct	112 ms	141924 KB	Output is correct
18	Correct	111 ms	141924 KB	Output is correct
19	Correct	111 ms	141924 KB	Output is correct
20	Correct	118 ms	141924 KB	Output is correct
21	Correct	110 ms	141924 KB	Output is correct
22	Correct	114 ms	141924 KB	Output is correct
23	Correct	118 ms	141924 KB	Output is correct
24	Correct	116 ms	141924 KB	Output is correct
25	Correct	114 ms	141924 KB	Output is correct
26	Correct	110 ms	142068 KB	Output is correct
27	Correct	125 ms	142068 KB	Output is correct
28	Correct	108 ms	142068 KB	Output is correct
29	Correct	116 ms	142068 KB	Output is correct
30	Correct	126 ms	142068 KB	Output is correct
31	Correct	108 ms	142068 KB	Output is correct
32	Correct	110 ms	142068 KB	Output is correct
33	Correct	117 ms	142068 KB	Output is correct
34	Correct	116 ms	142068 KB	Output is correct
35	Correct	115 ms	142068 KB	Output is correct
36	Correct	106 ms	142068 KB	Output is correct
37	Correct	105 ms	142068 KB	Output is correct
38	Correct	127 ms	142068 KB	Output is correct
39	Correct	109 ms	142068 KB	Output is correct
40	Correct	113 ms	142068 KB	Output is correct
41	Correct	106 ms	142068 KB	Output is correct
42	Correct	114 ms	142068 KB	Output is correct
43	Correct	111 ms	142068 KB	Output is correct
44	Correct	120 ms	142068 KB	Output is correct
45	Correct	106 ms	142068 KB	Output is correct
46	Correct	109 ms	142068 KB	Output is correct
47	Correct	111 ms	142068 KB	Output is correct
48	Correct	123 ms	142068 KB	Output is correct
49	Correct	107 ms	142200 KB	Output is correct
50	Correct	117 ms	142200 KB	Output is correct
51	Correct	120 ms	142200 KB	Output is correct
52	Correct	131 ms	142200 KB	Output is correct
53	Correct	118 ms	142200 KB	Output is correct

Subtask #3
0 / 67.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	115 ms	141560 KB	Output is correct
2	Correct	116 ms	141560 KB	Output is correct
3	Correct	119 ms	141724 KB	Output is correct
4	Correct	110 ms	141724 KB	Output is correct
5	Correct	108 ms	141724 KB	Output is correct
6	Correct	127 ms	141724 KB	Output is correct
7	Correct	126 ms	141752 KB	Output is correct
8	Correct	107 ms	141752 KB	Output is correct
9	Correct	118 ms	141784 KB	Output is correct
10	Correct	126 ms	141844 KB	Output is correct
11	Correct	134 ms	141844 KB	Output is correct
12	Correct	119 ms	141844 KB	Output is correct
13	Correct	118 ms	141844 KB	Output is correct
14	Correct	118 ms	141924 KB	Output is correct
15	Correct	115 ms	141924 KB	Output is correct
16	Correct	125 ms	141924 KB	Output is correct
17	Correct	112 ms	141924 KB	Output is correct
18	Correct	111 ms	141924 KB	Output is correct
19	Correct	111 ms	141924 KB	Output is correct
20	Correct	118 ms	141924 KB	Output is correct
21	Correct	110 ms	141924 KB	Output is correct
22	Correct	114 ms	141924 KB	Output is correct
23	Correct	118 ms	141924 KB	Output is correct
24	Correct	116 ms	141924 KB	Output is correct
25	Correct	114 ms	141924 KB	Output is correct
26	Correct	110 ms	142068 KB	Output is correct
27	Correct	125 ms	142068 KB	Output is correct
28	Correct	108 ms	142068 KB	Output is correct
29	Correct	116 ms	142068 KB	Output is correct
30	Correct	126 ms	142068 KB	Output is correct
31	Correct	108 ms	142068 KB	Output is correct
32	Correct	110 ms	142068 KB	Output is correct
33	Correct	117 ms	142068 KB	Output is correct
34	Correct	116 ms	142068 KB	Output is correct
35	Correct	115 ms	142068 KB	Output is correct
36	Correct	106 ms	142068 KB	Output is correct
37	Correct	105 ms	142068 KB	Output is correct
38	Correct	127 ms	142068 KB	Output is correct
39	Correct	109 ms	142068 KB	Output is correct
40	Correct	113 ms	142068 KB	Output is correct
41	Correct	106 ms	142068 KB	Output is correct
42	Correct	114 ms	142068 KB	Output is correct
43	Correct	111 ms	142068 KB	Output is correct
44	Correct	120 ms	142068 KB	Output is correct
45	Correct	106 ms	142068 KB	Output is correct
46	Correct	109 ms	142068 KB	Output is correct
47	Correct	111 ms	142068 KB	Output is correct
48	Correct	123 ms	142068 KB	Output is correct
49	Correct	107 ms	142200 KB	Output is correct
50	Correct	117 ms	142200 KB	Output is correct
51	Correct	120 ms	142200 KB	Output is correct
52	Correct	131 ms	142200 KB	Output is correct
53	Correct	118 ms	142200 KB	Output is correct
54	Correct	121 ms	142200 KB	Output is correct
55	Correct	135 ms	154980 KB	Output is correct
56	Correct	109 ms	154980 KB	Output is correct
57	Correct	128 ms	155916 KB	Output is correct
58	Correct	203 ms	155916 KB	Output is correct
59	Correct	1008 ms	195992 KB	Output is correct
60	Correct	936 ms	204828 KB	Output is correct
61	Correct	971 ms	213296 KB	Output is correct
62	Correct	108 ms	213296 KB	Output is correct
63	Correct	907 ms	221708 KB	Output is correct
64	Correct	1386 ms	230536 KB	Output is correct
65	Correct	1358 ms	238876 KB	Output is correct
66	Correct	1490 ms	247220 KB	Output is correct
67	Correct	744 ms	247220 KB	Output is correct
68	Correct	783 ms	260652 KB	Output is correct
69	Runtime error	1010 ms	263168 KB	Memory limit exceeded: We have a known bug that the memory usage is measured incorrectly (possibly because of Meltdown/Spectre patch), so your solution may be correct. Please submit again. Sorry for the inconvenience.
70	Halted	0 ms	0 KB	-

Submission #66853

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 20.0 / 20.0

Subtask #3 0 / 67.0

Subtask #1
13.0 / 13.0

Subtask #2
20.0 / 20.0

Subtask #3
0 / 67.0