Submission #139819

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
139819	2019-08-01 13:25:41	ae04071	Nautilus (BOI19_nautilus)	C++11	100 / 100	176 ms	1016 KiB

nautilus

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#include <bits/stdc++.h>
using namespace std;
int n,m,l;
bitset<500> dp[2][500];
char arr[501][501],str[5010];
bitset<500> ta[501];
int main() {
    scanf("%d%d%d",&n,&m,&l);
    for(int i=0;i<n;i++) {
        scanf("%s",arr[i]);
        for(int j=0;j<m;j++) ta[i][j] = arr[i][j]=='.';
    }
    scanf("%s",str);
    for(int k=0;k<l;k++) {
        if(str[k]=='?') str[k] = 15;
        else if(str[k]=='S') str[k]=1;
        else if(str[k]=='N') str[k]=2;
        else if(str[k]=='W') str[k]=4;
        else str[k]=8;
    }
    for(int i=0;i<n;i++) dp[0][i] = ta[i];
    
    int cur=1,pr=0;
    for(int k=0;k<l;k++) {
        for(int i=0;i<n;i++) dp[cur][i].reset();
        for(int i=0;i<n;i++) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

nautilus.cpp: In function 'int main()':
nautilus.cpp:11:10: 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:13:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s",arr[i]);
         ~~~~~^~~~~~~~~~~~~
nautilus.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",str);
     ~~~~~^~~~~~~~~~

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