oj.uz

Submission #1046565

# Submission time Handle Problem Language Result Execution time Memory
1046565 2024-08-06T17:05:33 Z 1L1YA Maze (JOI23_ho_t3) C++17
8 / 100
 137 ms 348640 KB 
//1L1YA

#include<bits/stdc++.h>
using namespace std;

//#pragma GCC optimize ("O3,unrool-loops")
//#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

typedef long long       ll;
typedef pair<ll,ll>     pll;
typedef pair<int,int>   pii;

#define Pb              push_back
#define F               first
#define S               second
#define endl            '\n'
#define sep             ' '
#define all(x)          x.begin(),x.end()
#define al(x,n)         x+1,x+n+1
#define SZ(x)           ((int)x.size())
#define lc              (id<<1)
#define rc              (lc|1)
#define mid             (l+r>>1)
#define dokme(x)        cout << x << endl, exit(0)
#define sik(x)          cout << x << endl;continue;
#define FastIO          ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define FileIO          freopen("input.txt","r",stdin);freopen("output.txt","w",stdout);

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const ll oo=1e18;
const int mod=1e9+7;
const int inf=1e9+111;
const int N=6e6+11;
const int lg=23;

int n,m,k,xs,ys,xt,yt,x[4]={1,-1,0,0},y[4]={0,0,1,-1};
vector<int> d[N];
string s[N];

void bfs(){
	queue<pii> Q;
	queue<pair<pii,pii>> QQ;
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
			d[i][j]=inf;
	d[xs][ys]=0;
	QQ.push({{xs,ys},{0,0}});
	while(!QQ.empty()){
		int p=QQ.front().F.F,q=QQ.front().F.S;QQ.pop();
		Q.push({p,q});
		for(int i=0;i<4;i++)
			if(p+x[i] && p+x[i]<=n && q+y[i] && q+y[i]<=m && d[p+x[i]][q+y[i]] && s[p+x[i]][q+y[i]]=='.'){
				d[p+x[i]][q+y[i]]=0;
				QQ.push({{p+x[i],q+y[i]},{0,0}});
			}
	}
	while(!Q.empty()){
		while(!Q.empty()){
			int p=Q.front().F,q=Q.front().S;Q.pop();
			for(int i=0;i<4;i++)
				if(p+x[i] && p+x[i]<=n && q+y[i] && q+y[i]<=m && d[p][q]+1<d[p+x[i]][q+y[i]]){
					d[p+x[i]][q+y[i]]=d[p][q]+1;
					QQ.push({{p+x[i],q+y[i]},{k-abs(x[i]),k-abs(y[i])}});
				}
		}
		while(!QQ.empty()){
			int p=QQ.front().F.F,q=QQ.front().F.S;
			pii val=QQ.front().S;
			QQ.pop();
			Q.push({p,q});
			for(int i=0;i<4;i++)
				if(p+x[i] && p+x[i]<=n && q+y[i] && q+y[i]<=m && d[p][q]<d[p+x[i]][q+y[i]] && ((val.F>0 && val.S>0) || s[p+x[i]][q+y[i]]=='.')){
					d[p+x[i]][q+y[i]]=d[p][q];
					QQ.push({{p+x[i],q+y[i]},{val.F-abs(x[i]),val.S-abs(y[i])}});
				}
		}
	}
}

int main(){
	FastIO

	cin >> n >> m >> k >> xs >> ys >> xt >> yt;
	for(int i=1;i<=n;i++){
		cin >> s[i];
		s[i]='#'+s[i];
		d[i].resize(m+1);
	}
	bfs();
	cout << d[xt][yt] << endl;

	return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 329040 KB Output is correct
2 Correct 54 ms 329008 KB Output is correct
3 Correct 56 ms 329044 KB Output is correct
4 Correct 55 ms 329044 KB Output is correct
5 Correct 56 ms 329220 KB Output is correct
6 Correct 58 ms 329176 KB Output is correct
7 Correct 55 ms 329040 KB Output is correct
8 Correct 56 ms 329168 KB Output is correct
9 Correct 56 ms 329040 KB Output is correct
10 Correct 55 ms 329132 KB Output is correct
11 Correct 55 ms 328968 KB Output is correct
12 Correct 64 ms 329084 KB Output is correct
13 Correct 60 ms 328960 KB Output is correct
14 Correct 57 ms 328956 KB Output is correct
15 Correct 57 ms 329192 KB Output is correct
16 Correct 56 ms 329040 KB Output is correct
17 Correct 57 ms 329056 KB Output is correct
18 Correct 63 ms 329040 KB Output is correct
19 Correct 58 ms 329296 KB Output is correct
20 Correct 59 ms 329296 KB Output is correct
21 Correct 63 ms 329768 KB Output is correct
22 Correct 58 ms 329296 KB Output is correct
23 Correct 58 ms 329516 KB Output is correct
24 Correct 57 ms 329552 KB Output is correct
25 Correct 64 ms 329548 KB Output is correct
26 Correct 63 ms 329592 KB Output is correct
27 Correct 59 ms 329548 KB Output is correct
28 Correct 58 ms 329304 KB Output is correct
29 Correct 60 ms 329804 KB Output is correct
30 Correct 57 ms 329504 KB Output is correct
31 Correct 60 ms 331188 KB Output is correct
32 Correct 62 ms 329812 KB Output is correct
33 Correct 61 ms 329720 KB Output is correct
34 Correct 61 ms 330060 KB Output is correct
35 Correct 60 ms 330056 KB Output is correct
36 Correct 63 ms 330068 KB Output is correct
37 Correct 62 ms 329812 KB Output is correct
38 Correct 65 ms 329872 KB Output is correct
39 Correct 120 ms 336464 KB Output is correct
40 Correct 66 ms 330068 KB Output is correct
41 Correct 61 ms 330000 KB Output is correct
42 Correct 66 ms 330048 KB Output is correct
43 Correct 65 ms 330416 KB Output is correct
44 Correct 86 ms 333012 KB Output is correct
45 Correct 89 ms 333480 KB Output is correct
46 Correct 99 ms 348640 KB Output is correct
47 Correct 131 ms 336468 KB Output is correct
48 Correct 114 ms 336468 KB Output is correct
49 Correct 95 ms 336444 KB Output is correct
50 Correct 92 ms 336688 KB Output is correct
51 Correct 137 ms 337228 KB Output is correct
52 Correct 136 ms 336760 KB Output is correct
53 Correct 120 ms 336572 KB Output is correct

Subtask #2
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 329032 KB Output is correct
2 Correct 55 ms 329044 KB Output is correct
3 Correct 55 ms 329044 KB Output is correct
4 Correct 56 ms 329040 KB Output is correct
5 Correct 57 ms 329180 KB Output is correct
6 Correct 55 ms 329204 KB Output is correct
7 Correct 55 ms 329044 KB Output is correct
8 Correct 67 ms 329096 KB Output is correct
9 Correct 55 ms 329040 KB Output is correct
10 Correct 55 ms 329040 KB Output is correct
11 Correct 55 ms 329036 KB Output is correct
12 Correct 57 ms 329044 KB Output is correct
13 Correct 55 ms 329044 KB Output is correct
14 Correct 56 ms 329044 KB Output is correct
15 Correct 56 ms 329040 KB Output is correct
16 Correct 58 ms 329040 KB Output is correct
17 Incorrect 58 ms 329040 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 329044 KB Output is correct
2 Correct 55 ms 329212 KB Output is correct
3 Correct 57 ms 329040 KB Output is correct
4 Correct 55 ms 329184 KB Output is correct
5 Correct 59 ms 329208 KB Output is correct
6 Correct 56 ms 329044 KB Output is correct
7 Correct 57 ms 329040 KB Output is correct
8 Correct 61 ms 329044 KB Output is correct
9 Correct 54 ms 329044 KB Output is correct
10 Correct 56 ms 329048 KB Output is correct
11 Correct 55 ms 329044 KB Output is correct
12 Correct 54 ms 329044 KB Output is correct
13 Correct 55 ms 329044 KB Output is correct
14 Correct 55 ms 329040 KB Output is correct
15 Correct 56 ms 329208 KB Output is correct
16 Correct 55 ms 329044 KB Output is correct
17 Correct 56 ms 329040 KB Output is correct
18 Correct 56 ms 329044 KB Output is correct
19 Correct 56 ms 329040 KB Output is correct
20 Correct 55 ms 329048 KB Output is correct
21 Correct 57 ms 329172 KB Output is correct
22 Correct 55 ms 329044 KB Output is correct
23 Correct 58 ms 328964 KB Output is correct
24 Correct 55 ms 329040 KB Output is correct
25 Incorrect 57 ms 329300 KB Output isn't correct
26 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 329032 KB Output is correct
2 Correct 55 ms 329044 KB Output is correct
3 Correct 55 ms 329044 KB Output is correct
4 Correct 56 ms 329040 KB Output is correct
5 Correct 57 ms 329180 KB Output is correct
6 Correct 55 ms 329204 KB Output is correct
7 Correct 55 ms 329044 KB Output is correct
8 Correct 67 ms 329096 KB Output is correct
9 Correct 55 ms 329040 KB Output is correct
10 Correct 55 ms 329040 KB Output is correct
11 Correct 55 ms 329036 KB Output is correct
12 Correct 57 ms 329044 KB Output is correct
13 Correct 55 ms 329044 KB Output is correct
14 Correct 56 ms 329044 KB Output is correct
15 Correct 56 ms 329040 KB Output is correct
16 Correct 58 ms 329040 KB Output is correct
17 Incorrect 58 ms 329040 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 329032 KB Output is correct
2 Correct 55 ms 329044 KB Output is correct
3 Correct 55 ms 329044 KB Output is correct
4 Correct 56 ms 329040 KB Output is correct
5 Correct 57 ms 329180 KB Output is correct
6 Correct 55 ms 329204 KB Output is correct
7 Correct 55 ms 329044 KB Output is correct
8 Correct 67 ms 329096 KB Output is correct
9 Correct 55 ms 329040 KB Output is correct
10 Correct 55 ms 329040 KB Output is correct
11 Correct 55 ms 329036 KB Output is correct
12 Correct 57 ms 329044 KB Output is correct
13 Correct 55 ms 329044 KB Output is correct
14 Correct 56 ms 329044 KB Output is correct
15 Correct 56 ms 329040 KB Output is correct
16 Correct 58 ms 329040 KB Output is correct
17 Incorrect 58 ms 329040 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 329040 KB Output is correct
2 Correct 54 ms 329008 KB Output is correct
3 Correct 56 ms 329044 KB Output is correct
4 Correct 55 ms 329044 KB Output is correct
5 Correct 56 ms 329220 KB Output is correct
6 Correct 58 ms 329176 KB Output is correct
7 Correct 55 ms 329040 KB Output is correct
8 Correct 56 ms 329168 KB Output is correct
9 Correct 56 ms 329040 KB Output is correct
10 Correct 55 ms 329132 KB Output is correct
11 Correct 55 ms 328968 KB Output is correct
12 Correct 64 ms 329084 KB Output is correct
13 Correct 60 ms 328960 KB Output is correct
14 Correct 57 ms 328956 KB Output is correct
15 Correct 57 ms 329192 KB Output is correct
16 Correct 56 ms 329040 KB Output is correct
17 Correct 57 ms 329056 KB Output is correct
18 Correct 63 ms 329040 KB Output is correct
19 Correct 58 ms 329296 KB Output is correct
20 Correct 59 ms 329296 KB Output is correct
21 Correct 63 ms 329768 KB Output is correct
22 Correct 58 ms 329296 KB Output is correct
23 Correct 58 ms 329516 KB Output is correct
24 Correct 57 ms 329552 KB Output is correct
25 Correct 64 ms 329548 KB Output is correct
26 Correct 63 ms 329592 KB Output is correct
27 Correct 59 ms 329548 KB Output is correct
28 Correct 58 ms 329304 KB Output is correct
29 Correct 60 ms 329804 KB Output is correct
30 Correct 57 ms 329504 KB Output is correct
31 Correct 60 ms 331188 KB Output is correct
32 Correct 62 ms 329812 KB Output is correct
33 Correct 61 ms 329720 KB Output is correct
34 Correct 61 ms 330060 KB Output is correct
35 Correct 60 ms 330056 KB Output is correct
36 Correct 63 ms 330068 KB Output is correct
37 Correct 62 ms 329812 KB Output is correct
38 Correct 65 ms 329872 KB Output is correct
39 Correct 120 ms 336464 KB Output is correct
40 Correct 66 ms 330068 KB Output is correct
41 Correct 61 ms 330000 KB Output is correct
42 Correct 66 ms 330048 KB Output is correct
43 Correct 65 ms 330416 KB Output is correct
44 Correct 86 ms 333012 KB Output is correct
45 Correct 89 ms 333480 KB Output is correct
46 Correct 99 ms 348640 KB Output is correct
47 Correct 131 ms 336468 KB Output is correct
48 Correct 114 ms 336468 KB Output is correct
49 Correct 95 ms 336444 KB Output is correct
50 Correct 92 ms 336688 KB Output is correct
51 Correct 137 ms 337228 KB Output is correct
52 Correct 136 ms 336760 KB Output is correct
53 Correct 120 ms 336572 KB Output is correct
54 Correct 56 ms 329032 KB Output is correct
55 Correct 55 ms 329044 KB Output is correct
56 Correct 55 ms 329044 KB Output is correct
57 Correct 56 ms 329040 KB Output is correct
58 Correct 57 ms 329180 KB Output is correct
59 Correct 55 ms 329204 KB Output is correct
60 Correct 55 ms 329044 KB Output is correct
61 Correct 67 ms 329096 KB Output is correct
62 Correct 55 ms 329040 KB Output is correct
63 Correct 55 ms 329040 KB Output is correct
64 Correct 55 ms 329036 KB Output is correct
65 Correct 57 ms 329044 KB Output is correct
66 Correct 55 ms 329044 KB Output is correct
67 Correct 56 ms 329044 KB Output is correct
68 Correct 56 ms 329040 KB Output is correct
69 Correct 58 ms 329040 KB Output is correct
70 Incorrect 58 ms 329040 KB Output isn't correct
71 Halted 0 ms 0 KB -

Subtask #7
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 329040 KB Output is correct
2 Correct 54 ms 329008 KB Output is correct
3 Correct 56 ms 329044 KB Output is correct
4 Correct 55 ms 329044 KB Output is correct
5 Correct 56 ms 329220 KB Output is correct
6 Correct 58 ms 329176 KB Output is correct
7 Correct 55 ms 329040 KB Output is correct
8 Correct 56 ms 329168 KB Output is correct
9 Correct 56 ms 329040 KB Output is correct
10 Correct 55 ms 329132 KB Output is correct
11 Correct 55 ms 328968 KB Output is correct
12 Correct 64 ms 329084 KB Output is correct
13 Correct 60 ms 328960 KB Output is correct
14 Correct 57 ms 328956 KB Output is correct
15 Correct 57 ms 329192 KB Output is correct
16 Correct 56 ms 329040 KB Output is correct
17 Correct 57 ms 329056 KB Output is correct
18 Correct 63 ms 329040 KB Output is correct
19 Correct 58 ms 329296 KB Output is correct
20 Correct 59 ms 329296 KB Output is correct
21 Correct 63 ms 329768 KB Output is correct
22 Correct 58 ms 329296 KB Output is correct
23 Correct 58 ms 329516 KB Output is correct
24 Correct 57 ms 329552 KB Output is correct
25 Correct 64 ms 329548 KB Output is correct
26 Correct 63 ms 329592 KB Output is correct
27 Correct 59 ms 329548 KB Output is correct
28 Correct 58 ms 329304 KB Output is correct
29 Correct 60 ms 329804 KB Output is correct
30 Correct 57 ms 329504 KB Output is correct
31 Correct 60 ms 331188 KB Output is correct
32 Correct 62 ms 329812 KB Output is correct
33 Correct 61 ms 329720 KB Output is correct
34 Correct 61 ms 330060 KB Output is correct
35 Correct 60 ms 330056 KB Output is correct
36 Correct 63 ms 330068 KB Output is correct
37 Correct 62 ms 329812 KB Output is correct
38 Correct 65 ms 329872 KB Output is correct
39 Correct 120 ms 336464 KB Output is correct
40 Correct 66 ms 330068 KB Output is correct
41 Correct 61 ms 330000 KB Output is correct
42 Correct 66 ms 330048 KB Output is correct
43 Correct 65 ms 330416 KB Output is correct
44 Correct 86 ms 333012 KB Output is correct
45 Correct 89 ms 333480 KB Output is correct
46 Correct 99 ms 348640 KB Output is correct
47 Correct 131 ms 336468 KB Output is correct
48 Correct 114 ms 336468 KB Output is correct
49 Correct 95 ms 336444 KB Output is correct
50 Correct 92 ms 336688 KB Output is correct
51 Correct 137 ms 337228 KB Output is correct
52 Correct 136 ms 336760 KB Output is correct
53 Correct 120 ms 336572 KB Output is correct
54 Correct 56 ms 329032 KB Output is correct
55 Correct 55 ms 329044 KB Output is correct
56 Correct 55 ms 329044 KB Output is correct
57 Correct 56 ms 329040 KB Output is correct
58 Correct 57 ms 329180 KB Output is correct
59 Correct 55 ms 329204 KB Output is correct
60 Correct 55 ms 329044 KB Output is correct
61 Correct 67 ms 329096 KB Output is correct
62 Correct 55 ms 329040 KB Output is correct
63 Correct 55 ms 329040 KB Output is correct
64 Correct 55 ms 329036 KB Output is correct
65 Correct 57 ms 329044 KB Output is correct
66 Correct 55 ms 329044 KB Output is correct
67 Correct 56 ms 329044 KB Output is correct
68 Correct 56 ms 329040 KB Output is correct
69 Correct 58 ms 329040 KB Output is correct
70 Incorrect 58 ms 329040 KB Output isn't correct
71 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 329040 KB Output is correct
2 Correct 54 ms 329008 KB Output is correct
3 Correct 56 ms 329044 KB Output is correct
4 Correct 55 ms 329044 KB Output is correct
5 Correct 56 ms 329220 KB Output is correct
6 Correct 58 ms 329176 KB Output is correct
7 Correct 55 ms 329040 KB Output is correct
8 Correct 56 ms 329168 KB Output is correct
9 Correct 56 ms 329040 KB Output is correct
10 Correct 55 ms 329132 KB Output is correct
11 Correct 55 ms 328968 KB Output is correct
12 Correct 64 ms 329084 KB Output is correct
13 Correct 60 ms 328960 KB Output is correct
14 Correct 57 ms 328956 KB Output is correct
15 Correct 57 ms 329192 KB Output is correct
16 Correct 56 ms 329040 KB Output is correct
17 Correct 57 ms 329056 KB Output is correct
18 Correct 63 ms 329040 KB Output is correct
19 Correct 58 ms 329296 KB Output is correct
20 Correct 59 ms 329296 KB Output is correct
21 Correct 63 ms 329768 KB Output is correct
22 Correct 58 ms 329296 KB Output is correct
23 Correct 58 ms 329516 KB Output is correct
24 Correct 57 ms 329552 KB Output is correct
25 Correct 64 ms 329548 KB Output is correct
26 Correct 63 ms 329592 KB Output is correct
27 Correct 59 ms 329548 KB Output is correct
28 Correct 58 ms 329304 KB Output is correct
29 Correct 60 ms 329804 KB Output is correct
30 Correct 57 ms 329504 KB Output is correct
31 Correct 60 ms 331188 KB Output is correct
32 Correct 62 ms 329812 KB Output is correct
33 Correct 61 ms 329720 KB Output is correct
34 Correct 61 ms 330060 KB Output is correct
35 Correct 60 ms 330056 KB Output is correct
36 Correct 63 ms 330068 KB Output is correct
37 Correct 62 ms 329812 KB Output is correct
38 Correct 65 ms 329872 KB Output is correct
39 Correct 120 ms 336464 KB Output is correct
40 Correct 66 ms 330068 KB Output is correct
41 Correct 61 ms 330000 KB Output is correct
42 Correct 66 ms 330048 KB Output is correct
43 Correct 65 ms 330416 KB Output is correct
44 Correct 86 ms 333012 KB Output is correct
45 Correct 89 ms 333480 KB Output is correct
46 Correct 99 ms 348640 KB Output is correct
47 Correct 131 ms 336468 KB Output is correct
48 Correct 114 ms 336468 KB Output is correct
49 Correct 95 ms 336444 KB Output is correct
50 Correct 92 ms 336688 KB Output is correct
51 Correct 137 ms 337228 KB Output is correct
52 Correct 136 ms 336760 KB Output is correct
53 Correct 120 ms 336572 KB Output is correct
54 Correct 56 ms 329032 KB Output is correct
55 Correct 55 ms 329044 KB Output is correct
56 Correct 55 ms 329044 KB Output is correct
57 Correct 56 ms 329040 KB Output is correct
58 Correct 57 ms 329180 KB Output is correct
59 Correct 55 ms 329204 KB Output is correct
60 Correct 55 ms 329044 KB Output is correct
61 Correct 67 ms 329096 KB Output is correct
62 Correct 55 ms 329040 KB Output is correct
63 Correct 55 ms 329040 KB Output is correct
64 Correct 55 ms 329036 KB Output is correct
65 Correct 57 ms 329044 KB Output is correct
66 Correct 55 ms 329044 KB Output is correct
67 Correct 56 ms 329044 KB Output is correct
68 Correct 56 ms 329040 KB Output is correct
69 Correct 58 ms 329040 KB Output is correct
70 Incorrect 58 ms 329040 KB Output isn't correct
71 Halted 0 ms 0 KB -