Submission #535111

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
535111	2022-03-09 12:53:01	new_acc	Nautilus (BOI19_nautilus)	C++14	100 / 100	144 ms	672 KiB

nautilus

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#include<bits/stdc++.h>
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vl;
const int N=510;
bitset<N>t[N];
bitset<N>t2[N];
bitset<N>xd[N];
void solve(){
  int n,m,d;
  cin>>n>>m>>d;
  for(int i=1;i<=n;i++){
    for(int j=1;j<=m;j++){
      char a;
      cin>>a;
      if(a=='.') t[i][j]=1,xd[i][j]=1;
    }
  }
  string s;
  cin>>s;
  s="#"+s;
  for(int j=1;j<=d;j++){
    if(s[j]=='W') for(int i=1;i<=n;i++) t[i]>>=1,t[i]&=xd[i];
    if(s[j]=='E') for(int i=1;i<=n;i++) t[i]<<=1,t[i]&=xd[i];
    if(s[j]=='N'){
      for(int i=1;i<n;i++) t[i]=t[i+1],t[i]&=xd[i];
      t[n].reset();
 
 
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• Subtask 1: 29 / 29
• Subtask 2: 37 / 37
• Subtask 3: 34 / 34