oj.uz

Submission #568156

# Submission time Handle Problem Language Result Execution time Memory
568156 2022-05-24T17:56:16 Z mat_v Nautilus (BOI19_nautilus) C++14
100 / 100
 212 ms 968 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>

#define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
#define fb(i,a,b) for(int (i) = (a); (i) >= (b); --(i))
#define mod 998244353
#define xx first
#define yy second
#define all(a) (a).begin(), (a).end()
#define pb push_back
#define ll long long
#define pii pair<int,int>


using namespace std;
using namespace __gnu_pbds;
typedef tree<int, null_type, less<int>,rb_tree_tag, tree_order_statistics_node_update> ordered_set;/// find_by_order(x)(x+1th) , order_of_key() (strictly less)
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());



int n,m,k;

bitset<502*502> doz, poc;

int main()
{

    ios_base::sync_with_stdio(false); cin.tie(0);

    cin >> n >> m >> k;

    ff(j,0,m+1)doz[j] = 0;
    ff(j,0,m+1)doz[j+(n+1)*(m+2)] = 0;

    ff(i,1,n){
        string s;
        cin >> s;
        doz[i*(m+2)] = 0;
        doz[i*(m+2)+m+1] = 0;
        ff(j,0,m - 1){
            if(s[j] == '.')doz[i*(m+2)+j+1] = 1;
            else doz[i*(m+2)+j+1] = 0;
        }
    }
    poc = doz;
    string s;
    cin >> s;
    ff(i,0,k - 1){
        if(s[i] == 'N'){
            poc = doz&(poc>>(m+2));
        }
        if(s[i] == 'E'){
            poc = doz&(poc<<1);
        }
        if(s[i] == 'W'){
            poc = doz&(poc>>1);
        }
        if(s[i] == 'S'){
            poc = doz&(poc<<(m+2));
        }
        if(s[i] == '?'){
            poc = doz&((poc<<1)|(poc>>1)|(poc<<(m+2))|(poc>>(m+2)));
        }
    }
    int ans = 0;
    ff(i,1,n){
        ff(j,1,m){
            if(poc[i*(m+2)+j])ans++;
        }
    }
    cout << ans << "\n";
    return 0;
}

Compilation message

nautilus.cpp: In function 'int main()':
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:35:5: note: in expansion of macro 'ff'
   35 |     ff(j,0,m+1)doz[j] = 0;
      |     ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:36:5: note: in expansion of macro 'ff'
   36 |     ff(j,0,m+1)doz[j+(n+1)*(m+2)] = 0;
      |     ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:38:5: note: in expansion of macro 'ff'
   38 |     ff(i,1,n){
      |     ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:43:9: note: in expansion of macro 'ff'
   43 |         ff(j,0,m - 1){
      |         ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:51:5: note: in expansion of macro 'ff'
   51 |     ff(i,0,k - 1){
      |     ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:69:5: note: in expansion of macro 'ff'
   69 |     ff(i,1,n){
      |     ^~
nautilus.cpp:6:27: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
    6 | #define ff(i,a,b) for(int (i) = (a); (i) <= (b); ++(i))
      |                           ^
nautilus.cpp:70:9: note: in expansion of macro 'ff'
   70 |         ff(j,1,m){
      |         ^~

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 596 KB Output is correct
2 Correct 2 ms 596 KB Output is correct
3 Correct 2 ms 596 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 2 ms 596 KB Output is correct
6 Correct 2 ms 580 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 596 KB Output is correct
2 Correct 2 ms 596 KB Output is correct
3 Correct 2 ms 596 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 2 ms 596 KB Output is correct
6 Correct 2 ms 580 KB Output is correct
7 Correct 3 ms 596 KB Output is correct
8 Correct 3 ms 584 KB Output is correct
9 Correct 3 ms 616 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 3 ms 596 KB Output is correct
12 Correct 4 ms 596 KB Output is correct
13 Correct 4 ms 596 KB Output is correct
14 Correct 4 ms 596 KB Output is correct
15 Correct 4 ms 596 KB Output is correct
16 Correct 4 ms 596 KB Output is correct
17 Correct 4 ms 596 KB Output is correct
18 Correct 5 ms 596 KB Output is correct
19 Correct 4 ms 596 KB Output is correct
20 Correct 5 ms 580 KB Output is correct
21 Correct 5 ms 596 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 596 KB Output is correct
2 Correct 2 ms 596 KB Output is correct
3 Correct 2 ms 596 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 2 ms 596 KB Output is correct
6 Correct 2 ms 580 KB Output is correct
7 Correct 3 ms 596 KB Output is correct
8 Correct 3 ms 584 KB Output is correct
9 Correct 3 ms 616 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 3 ms 596 KB Output is correct
12 Correct 4 ms 596 KB Output is correct
13 Correct 4 ms 596 KB Output is correct
14 Correct 4 ms 596 KB Output is correct
15 Correct 4 ms 596 KB Output is correct
16 Correct 4 ms 596 KB Output is correct
17 Correct 4 ms 596 KB Output is correct
18 Correct 5 ms 596 KB Output is correct
19 Correct 4 ms 596 KB Output is correct
20 Correct 5 ms 580 KB Output is correct
21 Correct 5 ms 596 KB Output is correct
22 Correct 91 ms 920 KB Output is correct
23 Correct 115 ms 912 KB Output is correct
24 Correct 98 ms 852 KB Output is correct
25 Correct 88 ms 968 KB Output is correct
26 Correct 93 ms 924 KB Output is correct
27 Correct 145 ms 924 KB Output is correct
28 Correct 148 ms 912 KB Output is correct
29 Correct 140 ms 924 KB Output is correct
30 Correct 138 ms 936 KB Output is correct
31 Correct 139 ms 916 KB Output is correct
32 Correct 212 ms 920 KB Output is correct
33 Correct 198 ms 916 KB Output is correct
34 Correct 180 ms 912 KB Output is correct
35 Correct 195 ms 916 KB Output is correct
36 Correct 183 ms 916 KB Output is correct