답안 #286819

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
286819	2020-08-31T04:16:05 Z	MatheusLealV	Snake Escaping (JOI18_snake_escaping)	C++17	22 / 100	884 ms	26360 KB

snake_escaping

#include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
using namespace std;
typedef pair<int, int> pii;
#define N 350010

int n, q;
string t;
int ans[1600000], pot3[30];

void solve(int i, int mask, int mask2, int cost){
	if(i >= n){
		ans[mask2] += cost;
		return;
	}
	solve(i + 1, mask, mask2 + 2*pot3[i], cost); // adiciona ?
	if(mask & (1<<i)) solve(i + 1, mask, mask2 + pot3[i], cost); // adiciona 1
	else solve(i + 1, mask, mask2, cost); // adiciona 0
}
int32_t main(){
	ios::sync_with_stdio(false); cin.tie(0);
	cin>>n>>q;
	cin>>t;
	pot3[0] = 1;
	for(int i = 1; i < 30; i++) pot3[i] = (3*pot3[i-1]);

	for (int mask=0; mask<(1<<n); ++mask){
		solve(0, mask, 0, (t[mask]-'0'));
	}
	while(q--){
		string s;
		int mask = 0;
		cin>>s;
		reverse(all(s));
		for(int i = 0; i < n; i++){
			if(s[i] == '1') mask += pot3[i];
			else if(s[i] == '?') mask += 2*pot3[i];
		}
		cout<<ans[mask]<<"\n";
	}
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	640 KB	Output is correct
2	Correct	8 ms	640 KB	Output is correct
3	Correct	8 ms	640 KB	Output is correct
4	Correct	8 ms	640 KB	Output is correct
5	Correct	8 ms	640 KB	Output is correct
6	Correct	8 ms	640 KB	Output is correct
7	Correct	8 ms	640 KB	Output is correct
8	Correct	8 ms	640 KB	Output is correct
9	Correct	8 ms	512 KB	Output is correct
10	Correct	8 ms	640 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	640 KB	Output is correct
2	Correct	8 ms	640 KB	Output is correct
3	Correct	8 ms	640 KB	Output is correct
4	Correct	8 ms	640 KB	Output is correct
5	Correct	8 ms	640 KB	Output is correct
6	Correct	8 ms	640 KB	Output is correct
7	Correct	8 ms	640 KB	Output is correct
8	Correct	8 ms	640 KB	Output is correct
9	Correct	8 ms	512 KB	Output is correct
10	Correct	8 ms	640 KB	Output is correct
11	Correct	244 ms	15348 KB	Output is correct
12	Correct	259 ms	15000 KB	Output is correct
13	Correct	261 ms	14328 KB	Output is correct
14	Correct	264 ms	14368 KB	Output is correct
15	Correct	251 ms	15352 KB	Output is correct
16	Correct	280 ms	14616 KB	Output is correct
17	Correct	285 ms	14608 KB	Output is correct
18	Correct	203 ms	16376 KB	Output is correct
19	Correct	235 ms	13440 KB	Output is correct
20	Correct	255 ms	14968 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	640 KB	Output is correct
2	Correct	8 ms	640 KB	Output is correct
3	Correct	8 ms	640 KB	Output is correct
4	Correct	8 ms	640 KB	Output is correct
5	Correct	8 ms	640 KB	Output is correct
6	Correct	8 ms	640 KB	Output is correct
7	Correct	8 ms	640 KB	Output is correct
8	Correct	8 ms	640 KB	Output is correct
9	Correct	8 ms	512 KB	Output is correct
10	Correct	8 ms	640 KB	Output is correct
11	Correct	244 ms	15348 KB	Output is correct
12	Correct	259 ms	15000 KB	Output is correct
13	Correct	261 ms	14328 KB	Output is correct
14	Correct	264 ms	14368 KB	Output is correct
15	Correct	251 ms	15352 KB	Output is correct
16	Correct	280 ms	14616 KB	Output is correct
17	Correct	285 ms	14608 KB	Output is correct
18	Correct	203 ms	16376 KB	Output is correct
19	Correct	235 ms	13440 KB	Output is correct
20	Correct	255 ms	14968 KB	Output is correct
21	Correct	753 ms	24320 KB	Output is correct
22	Correct	767 ms	24696 KB	Output is correct
23	Correct	834 ms	23672 KB	Output is correct
24	Correct	848 ms	23544 KB	Output is correct
25	Correct	777 ms	25336 KB	Output is correct
26	Correct	869 ms	24184 KB	Output is correct
27	Correct	878 ms	23932 KB	Output is correct
28	Correct	698 ms	26360 KB	Output is correct
29	Correct	741 ms	22392 KB	Output is correct
30	Correct	768 ms	24396 KB	Output is correct
31	Correct	825 ms	24340 KB	Output is correct
32	Correct	840 ms	24232 KB	Output is correct
33	Correct	790 ms	23316 KB	Output is correct
34	Correct	850 ms	23416 KB	Output is correct
35	Correct	884 ms	23740 KB	Output is correct
36	Correct	685 ms	22380 KB	Output is correct
37	Correct	756 ms	24440 KB	Output is correct
38	Correct	761 ms	22648 KB	Output is correct
39	Correct	851 ms	23544 KB	Output is correct
40	Correct	830 ms	23416 KB	Output is correct

Subtask #4
0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	640 KB	Output is correct
2	Correct	8 ms	640 KB	Output is correct
3	Correct	8 ms	640 KB	Output is correct
4	Correct	8 ms	640 KB	Output is correct
5	Correct	8 ms	640 KB	Output is correct
6	Correct	8 ms	640 KB	Output is correct
7	Correct	8 ms	640 KB	Output is correct
8	Correct	8 ms	640 KB	Output is correct
9	Correct	8 ms	512 KB	Output is correct
10	Correct	8 ms	640 KB	Output is correct
11	Runtime error	7 ms	4132 KB	Execution killed with signal 11
12	Halted	0 ms	0 KB	-

Subtask #5
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	640 KB	Output is correct
2	Correct	8 ms	640 KB	Output is correct
3	Correct	8 ms	640 KB	Output is correct
4	Correct	8 ms	640 KB	Output is correct
5	Correct	8 ms	640 KB	Output is correct
6	Correct	8 ms	640 KB	Output is correct
7	Correct	8 ms	640 KB	Output is correct
8	Correct	8 ms	640 KB	Output is correct
9	Correct	8 ms	512 KB	Output is correct
10	Correct	8 ms	640 KB	Output is correct
11	Correct	244 ms	15348 KB	Output is correct
12	Correct	259 ms	15000 KB	Output is correct
13	Correct	261 ms	14328 KB	Output is correct
14	Correct	264 ms	14368 KB	Output is correct
15	Correct	251 ms	15352 KB	Output is correct
16	Correct	280 ms	14616 KB	Output is correct
17	Correct	285 ms	14608 KB	Output is correct
18	Correct	203 ms	16376 KB	Output is correct
19	Correct	235 ms	13440 KB	Output is correct
20	Correct	255 ms	14968 KB	Output is correct
21	Correct	753 ms	24320 KB	Output is correct
22	Correct	767 ms	24696 KB	Output is correct
23	Correct	834 ms	23672 KB	Output is correct
24	Correct	848 ms	23544 KB	Output is correct
25	Correct	777 ms	25336 KB	Output is correct
26	Correct	869 ms	24184 KB	Output is correct
27	Correct	878 ms	23932 KB	Output is correct
28	Correct	698 ms	26360 KB	Output is correct
29	Correct	741 ms	22392 KB	Output is correct
30	Correct	768 ms	24396 KB	Output is correct
31	Correct	825 ms	24340 KB	Output is correct
32	Correct	840 ms	24232 KB	Output is correct
33	Correct	790 ms	23316 KB	Output is correct
34	Correct	850 ms	23416 KB	Output is correct
35	Correct	884 ms	23740 KB	Output is correct
36	Correct	685 ms	22380 KB	Output is correct
37	Correct	756 ms	24440 KB	Output is correct
38	Correct	761 ms	22648 KB	Output is correct
39	Correct	851 ms	23544 KB	Output is correct
40	Correct	830 ms	23416 KB	Output is correct
41	Runtime error	7 ms	4132 KB	Execution killed with signal 11
42	Halted	0 ms	0 KB	-

답안 #286819

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 7.0 / 7.0

Subtask #3 10.0 / 10.0

Subtask #4 0 / 53.0

Subtask #5 0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
7.0 / 7.0

Subtask #3
10.0 / 10.0

Subtask #4
0 / 53.0

Subtask #5
0 / 25.0