oj.uz

Submission #221796

# Submission time Handle Problem Language Result Execution time Memory
221796 2020-04-11T07:51:58 Z patrikpavic2 Nautilus (BOI19_nautilus) C++17
100 / 100
 182 ms 504 KB 
/**
* user:  ppavic
* fname: Patrik
* lname: Pavić
* task:  nautilus
* score: 100.0
* date:  2019-05-04 07:21:03.128602
*/
#include <cstdio>
#include <cstring>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <map>
#include <set>
#include <deque>
#include <bitset>

#define X first
#define Y second
#define PB push_back

using namespace std;

const int N = 505;

bitset < N > cur[N], nw[N], sm[N];
int n, m, l;
char s[10 * N];

void move_N(){
    for(int i = 0;i < n - 1;i++){
        nw[i] |= cur[i + 1];
    }
}

void move_S(){
    for(int i = 1;i < n;i++){
        nw[i] |= cur[i - 1];
    }
}

void move_W(){
    for(int i = 0;i < n ;i++){
        nw[i] |= (cur[i] >>  1);
    }
}

void move_E(){
    for(int i = 0;i < n ;i++){
        nw[i] |= (cur[i] << 1);
    }
}

void update(){
    for(int i = 0;i < n;i++)
        cur[i] = nw[i] & sm[i];
    for(int i = 0;i < n;i++)
        nw[i].reset();
}

void print(){
    printf("\n");
    for(int i = 0;i < n;i++){
        for(int j = 0;j < m;j++){
            printf("%d", (int)cur[i][j]);
        }
        printf("\n");
    }
    printf("\n");
}

int main(){
    scanf("%d%d%d", &n, &m, &l);
    for(int i = 0;i < n;i++){
        for(int j = 0;j < m;j++){
            char c; scanf(" %c", &c);
            if(c == '.') sm[i][j] = 1;
        }
        cur[i] = sm[i];
    }
    for(int i = 0;i < l;i++){
        char c; scanf(" %c", &c);
        if(c == 'N' || c == '?') move_N();
        if(c == 'S' || c == '?') move_S();
        if(c == 'E' || c == '?') move_E();
        if(c == 'W' || c == '?') move_W();
        update(); //print();
    }
    int sol = 0;
    for(int i = 0;i < n;i++){
        sol += cur[i].count();
    }
    printf("%d\n", sol);
    return 0;
}

Compilation message

nautilus.cpp: In function 'int main()':
nautilus.cpp:74:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d", &n, &m, &l);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
nautilus.cpp:77:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             char c; scanf(" %c", &c);
                     ~~~~~^~~~~~~~~~~
nautilus.cpp:83:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         char c; scanf(" %c", &c);
                 ~~~~~^~~~~~~~~~~

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 6 ms 384 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 6 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 6 ms 396 KB Output is correct
18 Correct 6 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 6 ms 384 KB Output is correct
21 Correct 6 ms 384 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 6 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 6 ms 396 KB Output is correct
18 Correct 6 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 6 ms 384 KB Output is correct
21 Correct 6 ms 384 KB Output is correct
22 Correct 115 ms 384 KB Output is correct
23 Correct 119 ms 384 KB Output is correct
24 Correct 115 ms 384 KB Output is correct
25 Correct 114 ms 384 KB Output is correct
26 Correct 115 ms 384 KB Output is correct
27 Correct 153 ms 384 KB Output is correct
28 Correct 155 ms 384 KB Output is correct
29 Correct 152 ms 384 KB Output is correct
30 Correct 155 ms 316 KB Output is correct
31 Correct 156 ms 504 KB Output is correct
32 Correct 181 ms 384 KB Output is correct
33 Correct 181 ms 384 KB Output is correct
34 Correct 182 ms 384 KB Output is correct
35 Correct 181 ms 384 KB Output is correct
36 Correct 179 ms 384 KB Output is correct