Submission #147829

# Submission time Handle Problem Language Result Execution time Memory
147829 2019-08-30T20:46:50 Z MvC Nautilus (BOI19_nautilus) C++11
100 / 100
390 ms 178952 KB
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#include<bits/stdc++.h>
//#include "boxes.h"
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<61);
const int inf=(1<<30);
const int nmax=5e2+50;
const int mod=1e9+7;
using namespace std;
int h,w,m,i,j,rs,t;
char b[nmax*10],c;
bitset<nmax>f[nmax][nmax*10],a[nmax];
int main()
{
	//freopen("sol.in","r",stdin);
	//freopen("sol.out","w",stdout);
	//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
	cin>>h>>w>>m;
	for(i=1;i<=h;i++)
	{
		for(j=1;j<=w;j++)
		{
			cin>>c;
			if(c=='.')a[i][j]=1;
		}
	}
	for(i=1;i<=m;i++)cin>>b[i];
	for(i=1;i<=h;i++)f[i][0]=a[i];
	for(i=1;i<=m;i++)
	{
		for(j=1;j<=h;j++)
		{
			if(b[i]=='W' || b[i]=='?')f[j][i]|=(f[j][i-1]>>1)&a[j];
			if(b[i]=='E' || b[i]=='?')f[j][i]|=(f[j][i-1]<<1)&a[j];
			if(b[i]=='N' || b[i]=='?')f[j][i]|=f[j+1][i-1]&a[j];
			if(b[i]=='S' || b[i]=='?')f[j][i]|=f[j-1][i-1]&a[j];
			if(i==m)rs+=f[j][i].count();
		}
	}
	cout<<rs<<endl;
	return 0;
}

Compilation message

nautilus.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("O3")
 
nautilus.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("unroll-loops")
# Verdict Execution time Memory Grader output
1 Correct 4 ms 1528 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1500 KB Output is correct
5 Correct 3 ms 1528 KB Output is correct
6 Correct 3 ms 1528 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 1528 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1500 KB Output is correct
5 Correct 3 ms 1528 KB Output is correct
6 Correct 3 ms 1528 KB Output is correct
7 Correct 4 ms 1528 KB Output is correct
8 Correct 3 ms 1528 KB Output is correct
9 Correct 4 ms 1528 KB Output is correct
10 Correct 3 ms 1528 KB Output is correct
11 Correct 4 ms 1528 KB Output is correct
12 Correct 4 ms 1532 KB Output is correct
13 Correct 4 ms 1528 KB Output is correct
14 Correct 4 ms 1532 KB Output is correct
15 Correct 4 ms 1528 KB Output is correct
16 Correct 4 ms 1528 KB Output is correct
17 Correct 4 ms 1528 KB Output is correct
18 Correct 4 ms 1528 KB Output is correct
19 Correct 4 ms 1528 KB Output is correct
20 Correct 4 ms 1528 KB Output is correct
21 Correct 4 ms 1528 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 1528 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1500 KB Output is correct
5 Correct 3 ms 1528 KB Output is correct
6 Correct 3 ms 1528 KB Output is correct
7 Correct 4 ms 1528 KB Output is correct
8 Correct 3 ms 1528 KB Output is correct
9 Correct 4 ms 1528 KB Output is correct
10 Correct 3 ms 1528 KB Output is correct
11 Correct 4 ms 1528 KB Output is correct
12 Correct 4 ms 1532 KB Output is correct
13 Correct 4 ms 1528 KB Output is correct
14 Correct 4 ms 1532 KB Output is correct
15 Correct 4 ms 1528 KB Output is correct
16 Correct 4 ms 1528 KB Output is correct
17 Correct 4 ms 1528 KB Output is correct
18 Correct 4 ms 1528 KB Output is correct
19 Correct 4 ms 1528 KB Output is correct
20 Correct 4 ms 1528 KB Output is correct
21 Correct 4 ms 1528 KB Output is correct
22 Correct 285 ms 178604 KB Output is correct
23 Correct 287 ms 178948 KB Output is correct
24 Correct 273 ms 178852 KB Output is correct
25 Correct 274 ms 178876 KB Output is correct
26 Correct 270 ms 178940 KB Output is correct
27 Correct 329 ms 178936 KB Output is correct
28 Correct 338 ms 178856 KB Output is correct
29 Correct 333 ms 178780 KB Output is correct
30 Correct 363 ms 178884 KB Output is correct
31 Correct 327 ms 178780 KB Output is correct
32 Correct 384 ms 178952 KB Output is correct
33 Correct 390 ms 178936 KB Output is correct
34 Correct 384 ms 178848 KB Output is correct
35 Correct 384 ms 178824 KB Output is correct
36 Correct 379 ms 178824 KB Output is correct