Submission #491844

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
491844	2021-12-04 18:11:43	codr0	Nautilus (BOI19_nautilus)	C++14	100 / 100	185 ms	844 KiB

nautilus

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// Code by Parsa Eslami
     
#include <bits/stdc++.h>
#define int long long
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define FORR(i,a,b) for(int i=a;i>=b;i--)
#define S second
#define F first
#define pb push_back
#define SZ(x) (int)x.size()
#define all(x) x.begin(),x.end()
#define err(x) cerr<<#x<<" : "<<x<<'\n'
#define MOD(x) if(x>=M) x-=M; if(x<0) x+=M;
 
using namespace std;
const int N=500+3;
bitset<N> ocean[N];
bitset<N> B1[N];
bitset<N> BW[N];
bitset<N> BE[N];
bitset<N> BN[N];
bitset<N> BS[N];
int r,c;
    
    void Do(int x0,int y0){
      if(x0==0){
        if(y0==1){
          FOR(i,1,r) BE[i]=B1[i]<<1;
      }else{
        FOR(i,1,r) BW[i]=B1[i]>>1;
 
 
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• Subtask 1: 29 / 29
• Subtask 2: 37 / 37
• Subtask 3: 34 / 34