Submission #66854

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
66854	2018-08-12T16:07:03 Z	yusufake	Dango Maker (JOI18_dango_maker)	C++	100 / 100	1393 ms	198408 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	130 ms	141560 KB	Output is correct
2	Correct	105 ms	141560 KB	Output is correct
3	Correct	111 ms	141724 KB	Output is correct
4	Correct	118 ms	141724 KB	Output is correct
5	Correct	109 ms	141856 KB	Output is correct
6	Correct	119 ms	141884 KB	Output is correct
7	Correct	111 ms	141884 KB	Output is correct
8	Correct	105 ms	141884 KB	Output is correct
9	Correct	107 ms	141884 KB	Output is correct
10	Correct	119 ms	141884 KB	Output is correct
11	Correct	109 ms	141884 KB	Output is correct
12	Correct	116 ms	141884 KB	Output is correct
13	Correct	111 ms	141884 KB	Output is correct
14	Correct	116 ms	141884 KB	Output is correct
15	Correct	120 ms	141992 KB	Output is correct
16	Correct	123 ms	141992 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	130 ms	141560 KB	Output is correct
2	Correct	105 ms	141560 KB	Output is correct
3	Correct	111 ms	141724 KB	Output is correct
4	Correct	118 ms	141724 KB	Output is correct
5	Correct	109 ms	141856 KB	Output is correct
6	Correct	119 ms	141884 KB	Output is correct
7	Correct	111 ms	141884 KB	Output is correct
8	Correct	105 ms	141884 KB	Output is correct
9	Correct	107 ms	141884 KB	Output is correct
10	Correct	119 ms	141884 KB	Output is correct
11	Correct	109 ms	141884 KB	Output is correct
12	Correct	116 ms	141884 KB	Output is correct
13	Correct	111 ms	141884 KB	Output is correct
14	Correct	116 ms	141884 KB	Output is correct
15	Correct	120 ms	141992 KB	Output is correct
16	Correct	123 ms	141992 KB	Output is correct
17	Correct	113 ms	141992 KB	Output is correct
18	Correct	113 ms	141992 KB	Output is correct
19	Correct	115 ms	141992 KB	Output is correct
20	Correct	119 ms	142016 KB	Output is correct
21	Correct	119 ms	142016 KB	Output is correct
22	Correct	116 ms	142016 KB	Output is correct
23	Correct	141 ms	142060 KB	Output is correct
24	Correct	123 ms	142060 KB	Output is correct
25	Correct	115 ms	142060 KB	Output is correct
26	Correct	105 ms	142060 KB	Output is correct
27	Correct	116 ms	142060 KB	Output is correct
28	Correct	113 ms	142060 KB	Output is correct
29	Correct	108 ms	142060 KB	Output is correct
30	Correct	108 ms	142060 KB	Output is correct
31	Correct	110 ms	142060 KB	Output is correct
32	Correct	114 ms	142060 KB	Output is correct
33	Correct	118 ms	142060 KB	Output is correct
34	Correct	109 ms	142060 KB	Output is correct
35	Correct	109 ms	142060 KB	Output is correct
36	Correct	108 ms	142060 KB	Output is correct
37	Correct	118 ms	142060 KB	Output is correct
38	Correct	113 ms	142060 KB	Output is correct
39	Correct	119 ms	142060 KB	Output is correct
40	Correct	119 ms	142060 KB	Output is correct
41	Correct	113 ms	142060 KB	Output is correct
42	Correct	122 ms	142060 KB	Output is correct
43	Correct	107 ms	142060 KB	Output is correct
44	Correct	113 ms	142060 KB	Output is correct
45	Correct	110 ms	142060 KB	Output is correct
46	Correct	115 ms	142060 KB	Output is correct
47	Correct	114 ms	142060 KB	Output is correct
48	Correct	123 ms	142060 KB	Output is correct
49	Correct	117 ms	142060 KB	Output is correct
50	Correct	118 ms	142144 KB	Output is correct
51	Correct	123 ms	142144 KB	Output is correct
52	Correct	120 ms	142144 KB	Output is correct
53	Correct	125 ms	142144 KB	Output is correct

Subtask #3
67.0 / 67.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	130 ms	141560 KB	Output is correct
2	Correct	105 ms	141560 KB	Output is correct
3	Correct	111 ms	141724 KB	Output is correct
4	Correct	118 ms	141724 KB	Output is correct
5	Correct	109 ms	141856 KB	Output is correct
6	Correct	119 ms	141884 KB	Output is correct
7	Correct	111 ms	141884 KB	Output is correct
8	Correct	105 ms	141884 KB	Output is correct
9	Correct	107 ms	141884 KB	Output is correct
10	Correct	119 ms	141884 KB	Output is correct
11	Correct	109 ms	141884 KB	Output is correct
12	Correct	116 ms	141884 KB	Output is correct
13	Correct	111 ms	141884 KB	Output is correct
14	Correct	116 ms	141884 KB	Output is correct
15	Correct	120 ms	141992 KB	Output is correct
16	Correct	123 ms	141992 KB	Output is correct
17	Correct	113 ms	141992 KB	Output is correct
18	Correct	113 ms	141992 KB	Output is correct
19	Correct	115 ms	141992 KB	Output is correct
20	Correct	119 ms	142016 KB	Output is correct
21	Correct	119 ms	142016 KB	Output is correct
22	Correct	116 ms	142016 KB	Output is correct
23	Correct	141 ms	142060 KB	Output is correct
24	Correct	123 ms	142060 KB	Output is correct
25	Correct	115 ms	142060 KB	Output is correct
26	Correct	105 ms	142060 KB	Output is correct
27	Correct	116 ms	142060 KB	Output is correct
28	Correct	113 ms	142060 KB	Output is correct
29	Correct	108 ms	142060 KB	Output is correct
30	Correct	108 ms	142060 KB	Output is correct
31	Correct	110 ms	142060 KB	Output is correct
32	Correct	114 ms	142060 KB	Output is correct
33	Correct	118 ms	142060 KB	Output is correct
34	Correct	109 ms	142060 KB	Output is correct
35	Correct	109 ms	142060 KB	Output is correct
36	Correct	108 ms	142060 KB	Output is correct
37	Correct	118 ms	142060 KB	Output is correct
38	Correct	113 ms	142060 KB	Output is correct
39	Correct	119 ms	142060 KB	Output is correct
40	Correct	119 ms	142060 KB	Output is correct
41	Correct	113 ms	142060 KB	Output is correct
42	Correct	122 ms	142060 KB	Output is correct
43	Correct	107 ms	142060 KB	Output is correct
44	Correct	113 ms	142060 KB	Output is correct
45	Correct	110 ms	142060 KB	Output is correct
46	Correct	115 ms	142060 KB	Output is correct
47	Correct	114 ms	142060 KB	Output is correct
48	Correct	123 ms	142060 KB	Output is correct
49	Correct	117 ms	142060 KB	Output is correct
50	Correct	118 ms	142144 KB	Output is correct
51	Correct	123 ms	142144 KB	Output is correct
52	Correct	120 ms	142144 KB	Output is correct
53	Correct	125 ms	142144 KB	Output is correct
54	Correct	115 ms	142144 KB	Output is correct
55	Correct	123 ms	154788 KB	Output is correct
56	Correct	109 ms	154788 KB	Output is correct
57	Correct	126 ms	155840 KB	Output is correct
58	Correct	218 ms	155840 KB	Output is correct
59	Correct	932 ms	196140 KB	Output is correct
60	Correct	963 ms	198100 KB	Output is correct
61	Correct	893 ms	198100 KB	Output is correct
62	Correct	113 ms	198100 KB	Output is correct
63	Correct	826 ms	198100 KB	Output is correct
64	Correct	1348 ms	198344 KB	Output is correct
65	Correct	1259 ms	198344 KB	Output is correct
66	Correct	1393 ms	198408 KB	Output is correct
67	Correct	715 ms	198408 KB	Output is correct
68	Correct	823 ms	198408 KB	Output is correct
69	Correct	768 ms	198408 KB	Output is correct
70	Correct	244 ms	198408 KB	Output is correct
71	Correct	231 ms	198408 KB	Output is correct
72	Correct	275 ms	198408 KB	Output is correct
73	Correct	225 ms	198408 KB	Output is correct
74	Correct	249 ms	198408 KB	Output is correct
75	Correct	236 ms	198408 KB	Output is correct
76	Correct	231 ms	198408 KB	Output is correct
77	Correct	260 ms	198408 KB	Output is correct
78	Correct	237 ms	198408 KB	Output is correct
79	Correct	225 ms	198408 KB	Output is correct
80	Correct	267 ms	198408 KB	Output is correct
81	Correct	253 ms	198408 KB	Output is correct
82	Correct	236 ms	198408 KB	Output is correct
83	Correct	229 ms	198408 KB	Output is correct
84	Correct	243 ms	198408 KB	Output is correct
85	Correct	239 ms	198408 KB	Output is correct
86	Correct	231 ms	198408 KB	Output is correct
87	Correct	232 ms	198408 KB	Output is correct
88	Correct	229 ms	198408 KB	Output is correct
89	Correct	254 ms	198408 KB	Output is correct
90	Correct	231 ms	198408 KB	Output is correct

Submission #66854

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