Submission #137101

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
137101	2019-07-27T05:23:40 Z	arnold518	None (JOI16_ho_t4)	C++14	15 / 100	68 ms	5344 KB

2016_ho_t4

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

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int MAXN = 1e5;

#define x first
#define y second

int N, K;
char S[MAXN+10];
set<pii> ST;
vector<int> V;

ll ans;

int main()
{
    int i, j;

    scanf("%d%d%s", &N, &K, S+1);
    pii now={0, 0}; ST.insert(now);

    V.push_back(0);
    for(j=1; j<=K; j++)
    {
        int a=0;
        for(i=1; i<=N; i++)
        {
            if(S[i]=='N') now.y++;
            else if(S[i]=='S') now.y--;
            else if(S[i]=='W') now.x--;
            else now.x++;
            ST.insert(now);
        }
        for(auto it : ST) a+=(ST.count({it.x, it.y}) && ST.count({it.x+1, it.y}) && ST.count({it.x, it.y+1}) && ST.count({it.x+1, it.y+1}));
        V.push_back(a);
        if(j>20 && V[j]-V[j-1]==V[j-1]-V[j-2])
        {
            printf("%lld", V[j]+(ll)(K-j)*(V[j]-V[j-1]));
            return 0;
        }
    }

    printf("%lld", V[K]);
}

Compilation message

2016_ho_t4.cpp: In function 'int main()':
2016_ho_t4.cpp:48:24: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}' [-Wformat=]
     printf("%lld", V[K]);
                        ^
2016_ho_t4.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%s", &N, &K, S+1);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	252 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 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	256 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	256 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	252 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 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	256 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	256 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	256 KB	Output is correct
27	Correct	3 ms	376 KB	Output is correct
28	Correct	5 ms	504 KB	Output is correct
29	Correct	13 ms	1100 KB	Output is correct
30	Correct	15 ms	1144 KB	Output is correct
31	Correct	44 ms	4544 KB	Output is correct
32	Correct	20 ms	1400 KB	Output is correct
33	Correct	22 ms	1656 KB	Output is correct
34	Correct	22 ms	1784 KB	Output is correct
35	Correct	22 ms	1656 KB	Output is correct
36	Correct	20 ms	1524 KB	Output is correct
37	Correct	21 ms	1624 KB	Output is correct
38	Correct	21 ms	1528 KB	Output is correct
39	Correct	21 ms	1656 KB	Output is correct
40	Correct	21 ms	1528 KB	Output is correct
41	Correct	20 ms	1400 KB	Output is correct
42	Correct	18 ms	1272 KB	Output is correct
43	Correct	23 ms	1784 KB	Output is correct
44	Correct	23 ms	1528 KB	Output is correct
45	Correct	19 ms	1400 KB	Output is correct
46	Correct	34 ms	2936 KB	Output is correct
47	Correct	38 ms	2936 KB	Output is correct
48	Correct	57 ms	5240 KB	Output is correct
49	Correct	53 ms	5240 KB	Output is correct
50	Correct	68 ms	5344 KB	Output is correct

Subtask #3
0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	252 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 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	256 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	256 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	3 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	4 ms	376 KB	Output is correct
29	Correct	3 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	3 ms	376 KB	Output is correct
32	Correct	4 ms	376 KB	Output is correct
33	Correct	3 ms	376 KB	Output is correct
34	Correct	3 ms	376 KB	Output is correct
35	Correct	4 ms	376 KB	Output is correct
36	Correct	3 ms	376 KB	Output is correct
37	Correct	4 ms	376 KB	Output is correct
38	Correct	3 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	376 KB	Output is correct
42	Correct	2 ms	256 KB	Output is correct
43	Correct	3 ms	376 KB	Output is correct
44	Correct	2 ms	376 KB	Output is correct
45	Correct	3 ms	376 KB	Output is correct
46	Incorrect	3 ms	376 KB	Output isn't correct
47	Halted	0 ms	0 KB	-

Subtask #4
0 / 62.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	252 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 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	256 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	256 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	256 KB	Output is correct
27	Correct	3 ms	376 KB	Output is correct
28	Correct	5 ms	504 KB	Output is correct
29	Correct	13 ms	1100 KB	Output is correct
30	Correct	15 ms	1144 KB	Output is correct
31	Correct	44 ms	4544 KB	Output is correct
32	Correct	20 ms	1400 KB	Output is correct
33	Correct	22 ms	1656 KB	Output is correct
34	Correct	22 ms	1784 KB	Output is correct
35	Correct	22 ms	1656 KB	Output is correct
36	Correct	20 ms	1524 KB	Output is correct
37	Correct	21 ms	1624 KB	Output is correct
38	Correct	21 ms	1528 KB	Output is correct
39	Correct	21 ms	1656 KB	Output is correct
40	Correct	21 ms	1528 KB	Output is correct
41	Correct	20 ms	1400 KB	Output is correct
42	Correct	18 ms	1272 KB	Output is correct
43	Correct	23 ms	1784 KB	Output is correct
44	Correct	23 ms	1528 KB	Output is correct
45	Correct	19 ms	1400 KB	Output is correct
46	Correct	34 ms	2936 KB	Output is correct
47	Correct	38 ms	2936 KB	Output is correct
48	Correct	57 ms	5240 KB	Output is correct
49	Correct	53 ms	5240 KB	Output is correct
50	Correct	68 ms	5344 KB	Output is correct
51	Correct	3 ms	376 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	4 ms	376 KB	Output is correct
54	Correct	3 ms	376 KB	Output is correct
55	Correct	2 ms	376 KB	Output is correct
56	Correct	3 ms	376 KB	Output is correct
57	Correct	4 ms	376 KB	Output is correct
58	Correct	3 ms	376 KB	Output is correct
59	Correct	3 ms	376 KB	Output is correct
60	Correct	4 ms	376 KB	Output is correct
61	Correct	3 ms	376 KB	Output is correct
62	Correct	4 ms	376 KB	Output is correct
63	Correct	3 ms	376 KB	Output is correct
64	Correct	3 ms	376 KB	Output is correct
65	Correct	2 ms	376 KB	Output is correct
66	Correct	3 ms	376 KB	Output is correct
67	Correct	2 ms	256 KB	Output is correct
68	Correct	3 ms	376 KB	Output is correct
69	Correct	2 ms	376 KB	Output is correct
70	Correct	3 ms	376 KB	Output is correct
71	Incorrect	3 ms	376 KB	Output isn't correct
72	Halted	0 ms	0 KB	-

Submission #137101

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 10.0 / 10.0

Subtask #3 0 / 23.0

Subtask #4 0 / 62.0

Subtask #1
5.0 / 5.0

Subtask #2
10.0 / 10.0

Subtask #3
0 / 23.0

Subtask #4
0 / 62.0