oj.uz

Submission #1111317

# Submission time Handle Problem Language Result Execution time Memory
1111317 2024-11-12T04:33:00 Z hainam2k9 Nautilus (BOI19_nautilus) C++17
100 / 100
 144 ms 158888 KB 
#include <bits/stdc++.h>
#define tt cin.tie(0), cout.tie(0), ios_base::sync_with_stdio(0)
#define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
#define ll long long
#define ull unsigned long long
#define i128 __int128
#define db long double
#define sz(a) ((int)(a).size())
#define pb emplace_back
#define pf emplace_front
#define pob pop_back
#define pof pop_front
#define lb lower_bound
#define ub upper_bound
#define fi first
#define se second
#define ins emplace
using namespace std;
const int MOD = 1e9+7, MAXN = 1e5+5;
const string NAME = "";
int n,m,k,rs=0;
bitset<505> dp[5005][505],mask[505];
char c;
int main()
{
    tt;
    if(fopen((NAME + ".INP").c_str(), "r")) fo;
    cin >> n >> m >> k;
    for(int i = 1; i<=n; ++i)
        for(int j = 1; j<=m; ++j){
            cin >> c;
            if(c=='.') dp[0][i][j]=1, mask[i][j]=1;
        }
    for(int i = 1; i<=k; ++i){
        cin >> c;
        for(int j = 1; j<=n; ++j){
            if(c=='N'||c=='?') dp[i][j]|=dp[i-1][j+1];
            if(c=='S'||c=='?') dp[i][j]|=dp[i-1][j-1];
            if(c=='W'||c=='?') dp[i][j]|=dp[i-1][j]>>1;
            if(c=='E'||c=='?') dp[i][j]|=dp[i-1][j]<<1;
            dp[i][j]&=mask[j];
        }
    }
    for(int i = 1; i<=n; ++i) rs+=dp[k][i].count();
    cout << rs;
}

Compilation message

nautilus.cpp: In function 'int main()':
nautilus.cpp:3:19: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    3 | #define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
      |            ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nautilus.cpp:27:45: note: in expansion of macro 'fo'
   27 |     if(fopen((NAME + ".INP").c_str(), "r")) fo;
      |                                             ^~
nautilus.cpp:3:63: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    3 | #define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
      |                                                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nautilus.cpp:27:45: note: in expansion of macro 'fo'
   27 |     if(fopen((NAME + ".INP").c_str(), "r")) fo;
      |                                             ^~

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4432 KB Output is correct
2 Correct 1 ms 4432 KB Output is correct
3 Correct 1 ms 4600 KB Output is correct
4 Correct 1 ms 4580 KB Output is correct
5 Correct 1 ms 4432 KB Output is correct
6 Correct 2 ms 4432 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4432 KB Output is correct
2 Correct 1 ms 4432 KB Output is correct
3 Correct 1 ms 4600 KB Output is correct
4 Correct 1 ms 4580 KB Output is correct
5 Correct 1 ms 4432 KB Output is correct
6 Correct 2 ms 4432 KB Output is correct
7 Correct 1 ms 4432 KB Output is correct
8 Correct 2 ms 4432 KB Output is correct
9 Correct 2 ms 4608 KB Output is correct
10 Correct 2 ms 4432 KB Output is correct
11 Correct 1 ms 4432 KB Output is correct
12 Correct 2 ms 4432 KB Output is correct
13 Correct 3 ms 4432 KB Output is correct
14 Correct 2 ms 4812 KB Output is correct
15 Correct 2 ms 4432 KB Output is correct
16 Correct 2 ms 4432 KB Output is correct
17 Correct 2 ms 4476 KB Output is correct
18 Correct 2 ms 4432 KB Output is correct
19 Correct 2 ms 4432 KB Output is correct
20 Correct 2 ms 4432 KB Output is correct
21 Correct 2 ms 4540 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4432 KB Output is correct
2 Correct 1 ms 4432 KB Output is correct
3 Correct 1 ms 4600 KB Output is correct
4 Correct 1 ms 4580 KB Output is correct
5 Correct 1 ms 4432 KB Output is correct
6 Correct 2 ms 4432 KB Output is correct
7 Correct 1 ms 4432 KB Output is correct
8 Correct 2 ms 4432 KB Output is correct
9 Correct 2 ms 4608 KB Output is correct
10 Correct 2 ms 4432 KB Output is correct
11 Correct 1 ms 4432 KB Output is correct
12 Correct 2 ms 4432 KB Output is correct
13 Correct 3 ms 4432 KB Output is correct
14 Correct 2 ms 4812 KB Output is correct
15 Correct 2 ms 4432 KB Output is correct
16 Correct 2 ms 4432 KB Output is correct
17 Correct 2 ms 4476 KB Output is correct
18 Correct 2 ms 4432 KB Output is correct
19 Correct 2 ms 4432 KB Output is correct
20 Correct 2 ms 4432 KB Output is correct
21 Correct 2 ms 4540 KB Output is correct
22 Correct 84 ms 158888 KB Output is correct
23 Correct 87 ms 158792 KB Output is correct
24 Correct 77 ms 158764 KB Output is correct
25 Correct 78 ms 158792 KB Output is correct
26 Correct 91 ms 158624 KB Output is correct
27 Correct 117 ms 158652 KB Output is correct
28 Correct 111 ms 158800 KB Output is correct
29 Correct 109 ms 158792 KB Output is correct
30 Correct 110 ms 158792 KB Output is correct
31 Correct 109 ms 158792 KB Output is correct
32 Correct 144 ms 158844 KB Output is correct
33 Correct 133 ms 158788 KB Output is correct
34 Correct 133 ms 158680 KB Output is correct
35 Correct 138 ms 158792 KB Output is correct
36 Correct 136 ms 158840 KB Output is correct