# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
137116 |
2019-07-27T05:36:44 Z |
arnold518 |
None (JOI16_ho_t4) |
C++14 |
|
866 ms |
30008 KB |
#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> S1, S2;
vector<ll> V;
ll ans;
int main()
{
int i, j;
scanf("%d%d%s", &N, &K, S+1);
pii now={0, 0}; S1.insert(now);
V.push_back(0);
for(j=1; j<=K; j++)
{
set<pii> S3;
if(j==1) S3.insert({0, 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++;
if(!S1.count(now)) S1.insert(now), S3.insert(now);
}
for(auto it : S3)
{
if(S1.count({it.x, it.y}) && S1.count({it.x+1, it.y}) && S1.count({it.x, it.y+1}) && S1.count({it.x+1, it.y+1})) S2.insert({it.x, it.y});
if(S1.count({it.x, it.y}) && S1.count({it.x+1, it.y}) && S1.count({it.x, it.y-1}) && S1.count({it.x+1, it.y-1})) S2.insert({it.x, it.y-1});
if(S1.count({it.x, it.y}) && S1.count({it.x-1, it.y}) && S1.count({it.x, it.y+1}) && S1.count({it.x-1, it.y+1})) S2.insert({it.x-1, it.y});
if(S1.count({it.x, it.y}) && S1.count({it.x-1, it.y}) && S1.count({it.x, it.y-1}) && S1.count({it.x-1, it.y-1})) S2.insert({it.x-1, it.y-1});
}
//printf("%d\n", S2.size());
V.push_back((ll)S2.size());
if(j>60 && 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: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);
~~~~~^~~~~~~~~~~~~~~~~~~~~~~
# |
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 |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
256 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 |
256 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 |
256 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 |
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 |
2 ms |
256 KB |
Output is correct |
# |
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 |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
256 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 |
256 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 |
256 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 |
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 |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
4 ms |
504 KB |
Output is correct |
28 |
Correct |
9 ms |
760 KB |
Output is correct |
29 |
Correct |
31 ms |
2168 KB |
Output is correct |
30 |
Correct |
40 ms |
2424 KB |
Output is correct |
31 |
Correct |
167 ms |
8648 KB |
Output is correct |
32 |
Correct |
50 ms |
3192 KB |
Output is correct |
33 |
Correct |
57 ms |
3576 KB |
Output is correct |
34 |
Correct |
58 ms |
3856 KB |
Output is correct |
35 |
Correct |
57 ms |
3576 KB |
Output is correct |
36 |
Correct |
51 ms |
3320 KB |
Output is correct |
37 |
Correct |
55 ms |
3452 KB |
Output is correct |
38 |
Correct |
53 ms |
3448 KB |
Output is correct |
39 |
Correct |
57 ms |
3576 KB |
Output is correct |
40 |
Correct |
56 ms |
3256 KB |
Output is correct |
41 |
Correct |
53 ms |
3064 KB |
Output is correct |
42 |
Correct |
40 ms |
2552 KB |
Output is correct |
43 |
Correct |
60 ms |
3832 KB |
Output is correct |
44 |
Correct |
53 ms |
3416 KB |
Output is correct |
45 |
Correct |
45 ms |
2888 KB |
Output is correct |
46 |
Correct |
101 ms |
5368 KB |
Output is correct |
47 |
Correct |
115 ms |
5288 KB |
Output is correct |
48 |
Correct |
209 ms |
10020 KB |
Output is correct |
49 |
Correct |
215 ms |
9956 KB |
Output is correct |
50 |
Correct |
221 ms |
9940 KB |
Output is correct |
# |
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 |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
256 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 |
256 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 |
256 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 |
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 |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
4 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
256 KB |
Output is correct |
28 |
Correct |
5 ms |
504 KB |
Output is correct |
29 |
Correct |
3 ms |
376 KB |
Output is correct |
30 |
Correct |
3 ms |
376 KB |
Output is correct |
31 |
Correct |
4 ms |
376 KB |
Output is correct |
32 |
Correct |
4 ms |
508 KB |
Output is correct |
33 |
Correct |
4 ms |
504 KB |
Output is correct |
34 |
Correct |
4 ms |
376 KB |
Output is correct |
35 |
Correct |
4 ms |
380 KB |
Output is correct |
36 |
Correct |
3 ms |
380 KB |
Output is correct |
37 |
Correct |
5 ms |
504 KB |
Output is correct |
38 |
Correct |
4 ms |
376 KB |
Output is correct |
39 |
Correct |
3 ms |
380 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 |
396 KB |
Output is correct |
43 |
Correct |
4 ms |
504 KB |
Output is correct |
44 |
Correct |
3 ms |
376 KB |
Output is correct |
45 |
Correct |
3 ms |
376 KB |
Output is correct |
46 |
Correct |
2 ms |
376 KB |
Output is correct |
47 |
Correct |
3 ms |
380 KB |
Output is correct |
48 |
Correct |
4 ms |
508 KB |
Output is correct |
49 |
Correct |
2 ms |
376 KB |
Output is correct |
50 |
Correct |
5 ms |
504 KB |
Output is correct |
# |
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 |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
256 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 |
256 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 |
256 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 |
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 |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
4 ms |
504 KB |
Output is correct |
28 |
Correct |
9 ms |
760 KB |
Output is correct |
29 |
Correct |
31 ms |
2168 KB |
Output is correct |
30 |
Correct |
40 ms |
2424 KB |
Output is correct |
31 |
Correct |
167 ms |
8648 KB |
Output is correct |
32 |
Correct |
50 ms |
3192 KB |
Output is correct |
33 |
Correct |
57 ms |
3576 KB |
Output is correct |
34 |
Correct |
58 ms |
3856 KB |
Output is correct |
35 |
Correct |
57 ms |
3576 KB |
Output is correct |
36 |
Correct |
51 ms |
3320 KB |
Output is correct |
37 |
Correct |
55 ms |
3452 KB |
Output is correct |
38 |
Correct |
53 ms |
3448 KB |
Output is correct |
39 |
Correct |
57 ms |
3576 KB |
Output is correct |
40 |
Correct |
56 ms |
3256 KB |
Output is correct |
41 |
Correct |
53 ms |
3064 KB |
Output is correct |
42 |
Correct |
40 ms |
2552 KB |
Output is correct |
43 |
Correct |
60 ms |
3832 KB |
Output is correct |
44 |
Correct |
53 ms |
3416 KB |
Output is correct |
45 |
Correct |
45 ms |
2888 KB |
Output is correct |
46 |
Correct |
101 ms |
5368 KB |
Output is correct |
47 |
Correct |
115 ms |
5288 KB |
Output is correct |
48 |
Correct |
209 ms |
10020 KB |
Output is correct |
49 |
Correct |
215 ms |
9956 KB |
Output is correct |
50 |
Correct |
221 ms |
9940 KB |
Output is correct |
51 |
Correct |
4 ms |
376 KB |
Output is correct |
52 |
Correct |
2 ms |
256 KB |
Output is correct |
53 |
Correct |
5 ms |
504 KB |
Output is correct |
54 |
Correct |
3 ms |
376 KB |
Output is correct |
55 |
Correct |
3 ms |
376 KB |
Output is correct |
56 |
Correct |
4 ms |
376 KB |
Output is correct |
57 |
Correct |
4 ms |
508 KB |
Output is correct |
58 |
Correct |
4 ms |
504 KB |
Output is correct |
59 |
Correct |
4 ms |
376 KB |
Output is correct |
60 |
Correct |
4 ms |
380 KB |
Output is correct |
61 |
Correct |
3 ms |
380 KB |
Output is correct |
62 |
Correct |
5 ms |
504 KB |
Output is correct |
63 |
Correct |
4 ms |
376 KB |
Output is correct |
64 |
Correct |
3 ms |
380 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 |
396 KB |
Output is correct |
68 |
Correct |
4 ms |
504 KB |
Output is correct |
69 |
Correct |
3 ms |
376 KB |
Output is correct |
70 |
Correct |
3 ms |
376 KB |
Output is correct |
71 |
Correct |
2 ms |
376 KB |
Output is correct |
72 |
Correct |
3 ms |
380 KB |
Output is correct |
73 |
Correct |
4 ms |
508 KB |
Output is correct |
74 |
Correct |
2 ms |
376 KB |
Output is correct |
75 |
Correct |
5 ms |
504 KB |
Output is correct |
76 |
Correct |
161 ms |
4448 KB |
Output is correct |
77 |
Correct |
41 ms |
632 KB |
Output is correct |
78 |
Incorrect |
866 ms |
30008 KB |
Output isn't correct |
79 |
Halted |
0 ms |
0 KB |
- |