답안 #77962 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
77962	2018-10-01T12:54:14 Z	win11905	Dango Maker (JOI18_dango_maker)	C++11	100 / 100	280 ms	15280 KB

dango_maker

#include <bits/stdc++.h>
using namespace std;

const int N = 3e3+5;

int n, m;

char A[N][N];
vector<bool> V[2][N<<1];

int main() {
    scanf("%d %d", &n, &m);
    for(int i = 1; i <= n; ++i) scanf("%s", A[i]+1);
    for(int i = 2; i <= n+m; ++i) V[0][i].resize(3), V[1][i].resize(3);
    for(int i = 1; i <= n; ++i) for(int j = 1; j <= m; ++j) {
        bool st = false, st2 = false;
        if(A[i][j] == 'R' and A[i+1][j] == 'G' and A[i+2][j] == 'W') st = true;
        if(A[i][j] == 'R' and A[i][j+1] == 'G' and A[i][j+2] == 'W') st2 = true;
        V[0][i+j].emplace_back(st);
        V[1][i+j].emplace_back(st2);
    }
    int sum = 0;
    for(int i = 2; i <= n+m; ++i) {
        vector<int> dp[2];
        dp[0].resize(V[0][i].size());
        dp[1].resize(V[1][i].size());
        for(int j = 2; j < V[0][i].size(); ++j) {
            dp[0][j] = V[0][i][j] + max(dp[0][j-1], dp[1][j-1]);
            dp[1][j] = V[1][i][j] + max(dp[1][j-1], dp[0][j-3]);
        }
        sum += max(dp[0].back(), dp[1].back());
    }
    printf("%d\n", sum);
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:27:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j = 2; j < V[0][i].size(); ++j) {
                        ~~^~~~~~~~~~~~~~~~
dango_maker.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~~
dango_maker.cpp:13:38: 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", A[i]+1);
                                 ~~~~~^~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	760 KB	Output is correct
2	Correct	2 ms	892 KB	Output is correct
3	Correct	2 ms	892 KB	Output is correct
4	Correct	2 ms	892 KB	Output is correct
5	Correct	2 ms	892 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	2 ms	980 KB	Output is correct
8	Correct	2 ms	1056 KB	Output is correct
9	Correct	2 ms	1056 KB	Output is correct
10	Correct	2 ms	1056 KB	Output is correct
11	Correct	2 ms	1056 KB	Output is correct
12	Correct	2 ms	1056 KB	Output is correct
13	Correct	3 ms	1056 KB	Output is correct
14	Correct	3 ms	1056 KB	Output is correct
15	Correct	2 ms	1056 KB	Output is correct
16	Correct	2 ms	1108 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	760 KB	Output is correct
2	Correct	2 ms	892 KB	Output is correct
3	Correct	2 ms	892 KB	Output is correct
4	Correct	2 ms	892 KB	Output is correct
5	Correct	2 ms	892 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	2 ms	980 KB	Output is correct
8	Correct	2 ms	1056 KB	Output is correct
9	Correct	2 ms	1056 KB	Output is correct
10	Correct	2 ms	1056 KB	Output is correct
11	Correct	2 ms	1056 KB	Output is correct
12	Correct	2 ms	1056 KB	Output is correct
13	Correct	3 ms	1056 KB	Output is correct
14	Correct	3 ms	1056 KB	Output is correct
15	Correct	2 ms	1056 KB	Output is correct
16	Correct	2 ms	1108 KB	Output is correct
17	Correct	2 ms	1108 KB	Output is correct
18	Correct	2 ms	1108 KB	Output is correct
19	Correct	2 ms	1108 KB	Output is correct
20	Correct	3 ms	1108 KB	Output is correct
21	Correct	2 ms	1108 KB	Output is correct
22	Correct	2 ms	1108 KB	Output is correct
23	Correct	2 ms	1108 KB	Output is correct
24	Correct	2 ms	1108 KB	Output is correct
25	Correct	2 ms	1108 KB	Output is correct
26	Correct	2 ms	1108 KB	Output is correct
27	Correct	2 ms	1108 KB	Output is correct
28	Correct	2 ms	1108 KB	Output is correct
29	Correct	2 ms	1108 KB	Output is correct
30	Correct	2 ms	1108 KB	Output is correct
31	Correct	2 ms	1108 KB	Output is correct
32	Correct	3 ms	1108 KB	Output is correct
33	Correct	3 ms	1108 KB	Output is correct
34	Correct	2 ms	1108 KB	Output is correct
35	Correct	3 ms	1108 KB	Output is correct
36	Correct	2 ms	1108 KB	Output is correct
37	Correct	2 ms	1108 KB	Output is correct
38	Correct	2 ms	1108 KB	Output is correct
39	Correct	3 ms	1108 KB	Output is correct
40	Correct	2 ms	1108 KB	Output is correct
41	Correct	2 ms	1108 KB	Output is correct
42	Correct	2 ms	1108 KB	Output is correct
43	Correct	3 ms	1228 KB	Output is correct
44	Correct	3 ms	1228 KB	Output is correct
45	Correct	2 ms	1228 KB	Output is correct
46	Correct	2 ms	1228 KB	Output is correct
47	Correct	3 ms	1244 KB	Output is correct
48	Correct	2 ms	1244 KB	Output is correct
49	Correct	3 ms	1244 KB	Output is correct
50	Correct	3 ms	1244 KB	Output is correct
51	Correct	2 ms	1244 KB	Output is correct
52	Correct	2 ms	1244 KB	Output is correct
53	Correct	3 ms	1244 KB	Output is correct

Subtask #3
67.0 / 67.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	760 KB	Output is correct
2	Correct	2 ms	892 KB	Output is correct
3	Correct	2 ms	892 KB	Output is correct
4	Correct	2 ms	892 KB	Output is correct
5	Correct	2 ms	892 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	2 ms	980 KB	Output is correct
8	Correct	2 ms	1056 KB	Output is correct
9	Correct	2 ms	1056 KB	Output is correct
10	Correct	2 ms	1056 KB	Output is correct
11	Correct	2 ms	1056 KB	Output is correct
12	Correct	2 ms	1056 KB	Output is correct
13	Correct	3 ms	1056 KB	Output is correct
14	Correct	3 ms	1056 KB	Output is correct
15	Correct	2 ms	1056 KB	Output is correct
16	Correct	2 ms	1108 KB	Output is correct
17	Correct	2 ms	1108 KB	Output is correct
18	Correct	2 ms	1108 KB	Output is correct
19	Correct	2 ms	1108 KB	Output is correct
20	Correct	3 ms	1108 KB	Output is correct
21	Correct	2 ms	1108 KB	Output is correct
22	Correct	2 ms	1108 KB	Output is correct
23	Correct	2 ms	1108 KB	Output is correct
24	Correct	2 ms	1108 KB	Output is correct
25	Correct	2 ms	1108 KB	Output is correct
26	Correct	2 ms	1108 KB	Output is correct
27	Correct	2 ms	1108 KB	Output is correct
28	Correct	2 ms	1108 KB	Output is correct
29	Correct	2 ms	1108 KB	Output is correct
30	Correct	2 ms	1108 KB	Output is correct
31	Correct	2 ms	1108 KB	Output is correct
32	Correct	3 ms	1108 KB	Output is correct
33	Correct	3 ms	1108 KB	Output is correct
34	Correct	2 ms	1108 KB	Output is correct
35	Correct	3 ms	1108 KB	Output is correct
36	Correct	2 ms	1108 KB	Output is correct
37	Correct	2 ms	1108 KB	Output is correct
38	Correct	2 ms	1108 KB	Output is correct
39	Correct	3 ms	1108 KB	Output is correct
40	Correct	2 ms	1108 KB	Output is correct
41	Correct	2 ms	1108 KB	Output is correct
42	Correct	2 ms	1108 KB	Output is correct
43	Correct	3 ms	1228 KB	Output is correct
44	Correct	3 ms	1228 KB	Output is correct
45	Correct	2 ms	1228 KB	Output is correct
46	Correct	2 ms	1228 KB	Output is correct
47	Correct	3 ms	1244 KB	Output is correct
48	Correct	2 ms	1244 KB	Output is correct
49	Correct	3 ms	1244 KB	Output is correct
50	Correct	3 ms	1244 KB	Output is correct
51	Correct	2 ms	1244 KB	Output is correct
52	Correct	2 ms	1244 KB	Output is correct
53	Correct	3 ms	1244 KB	Output is correct
54	Correct	3 ms	1400 KB	Output is correct
55	Correct	10 ms	10236 KB	Output is correct
56	Correct	3 ms	10236 KB	Output is correct
57	Correct	8 ms	10236 KB	Output is correct
58	Correct	31 ms	10236 KB	Output is correct
59	Correct	271 ms	15120 KB	Output is correct
60	Correct	256 ms	15180 KB	Output is correct
61	Correct	250 ms	15180 KB	Output is correct
62	Correct	3 ms	15180 KB	Output is correct
63	Correct	280 ms	15180 KB	Output is correct
64	Correct	247 ms	15280 KB	Output is correct
65	Correct	243 ms	15280 KB	Output is correct
66	Correct	274 ms	15280 KB	Output is correct
67	Correct	250 ms	15280 KB	Output is correct
68	Correct	247 ms	15280 KB	Output is correct
69	Correct	250 ms	15280 KB	Output is correct
70	Correct	37 ms	15280 KB	Output is correct
71	Correct	26 ms	15280 KB	Output is correct
72	Correct	26 ms	15280 KB	Output is correct
73	Correct	27 ms	15280 KB	Output is correct
74	Correct	27 ms	15280 KB	Output is correct
75	Correct	27 ms	15280 KB	Output is correct
76	Correct	27 ms	15280 KB	Output is correct
77	Correct	26 ms	15280 KB	Output is correct
78	Correct	27 ms	15280 KB	Output is correct
79	Correct	27 ms	15280 KB	Output is correct
80	Correct	26 ms	15280 KB	Output is correct
81	Correct	27 ms	15280 KB	Output is correct
82	Correct	31 ms	15280 KB	Output is correct
83	Correct	27 ms	15280 KB	Output is correct
84	Correct	27 ms	15280 KB	Output is correct
85	Correct	28 ms	15280 KB	Output is correct
86	Correct	26 ms	15280 KB	Output is correct
87	Correct	28 ms	15280 KB	Output is correct
88	Correct	26 ms	15280 KB	Output is correct
89	Correct	27 ms	15280 KB	Output is correct
90	Correct	27 ms	15280 KB	Output is correct

답안 #77962

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