Submission #139814

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
139814	2019-08-01 13:15:33	ae04071	Nautilus (BOI19_nautilus)	C++11	66 / 100	1071 ms	632 KiB

nautilus

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#include <bits/stdc++.h>
using namespace std;
int n,m,l;
bitset<511> dp[2][510];
int dy[]={0,-1,0,0,1},dx[]={0,0,-1,1,0};
char str[511][511],arr[5010];
inline int get(char ch) {
    switch(ch) {
        case 'N': return 1;
        case 'W': return 2;
        case 'E': return 3;
        case 'S': return 4;
        default: return 0;
    }
}
int main() {
    scanf("%d%d%d",&n,&m,&l);
    for(int i=1;i<=n;i++) scanf("%s",str[i]+1);
    scanf("%s",arr);
    for(int i=1;i<=n;i++)for(int j=1;j<=m;j++) {
        str[i][j] = str[i][j]=='.';
        if(str[i][j]) dp[0][i][j]=1;
    }
    
    for(int i=0;i<l;i++) arr[i] = get(arr[i]);
    
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

nautilus.cpp: In function 'int main()':
nautilus.cpp:37:35: warning: array subscript has type 'char' [-Wchar-subscripts]
                 int yy=i+dy[arr[k]],xx=j+dx[arr[k]];
                                   ^
nautilus.cpp:37:51: warning: array subscript has type 'char' [-Wchar-subscripts]
                 int yy=i+dy[arr[k]],xx=j+dx[arr[k]];
                                                   ^
nautilus.cpp:20:10: 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:21:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1;i<=n;i++) scanf("%s",str[i]+1);
                           ~~~~~^~~~~~~~~~~~~~~
nautilus.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",arr);
     ~~~~~^~~~~~~~~~

• Subtask 1: 29 / 29
• Subtask 2: 37 / 37
• Subtask 3: 0 / 34