oj.uz

Submission #282851

# Submission time Handle Problem Language Result Execution time Memory
282851 2020-08-25T04:43:02 Z 임성재(#5752) Lock Puzzle (innopolis2018_final_A) C++17
78 / 100
 19 ms 512 KB 
#include<bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(false); cin.tie(0);
#define fi first
#define se second
#define em emplace
#define eb emplace_back
#define mp make_pair
#define all(v) (v).begin(), (v).end()
#define pre(a) cout << fixed; cout.precision(a);

typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const int inf = 1e9;
const ll INF = 1e18;

int n, m;
string s, t;
vector<int> ans;

void shift(int x) {
	ans.eb(x);

	reverse(s.begin(), s.begin() + n - x);
	reverse(s.begin(), s.end());
}

void f(int x, int y) {
	shift(n - x - 1);
	shift(n);

	shift(n - y - 1);
	shift(n);
}

int main() {
	fast;

	cin >> n >> m;
	cin >> s >> t;

	for(int i=n-1; i>=0; i--) {
		bool flag = false;
		for(int j=i; j>=0; j--) {
			if(s[j] == t[i]) {
				f(j, i);
				flag = true;
				break;
			}
		}

		if(!flag) {
			cout << -1;
			return 0;
		}
	}
	
	cout << ans.size() << "\n";
	for(auto i : ans) {
		cout << i << " ";
	}
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations

Subtask #3
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
18 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
19 Correct 5 ms 384 KB [n = 999, m = 10000], OK, 3996 operations
20 Correct 5 ms 384 KB [n = 998, m = 10000], OK, 3992 operations
21 Correct 5 ms 384 KB [n = 997, m = 10000], OK, 3988 operations
22 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
23 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
24 Correct 5 ms 384 KB [n = 1000, m = 10000], OK: No solution
25 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
26 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
18 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
19 Correct 5 ms 384 KB [n = 999, m = 10000], OK, 3996 operations
20 Correct 5 ms 384 KB [n = 998, m = 10000], OK, 3992 operations
21 Correct 5 ms 384 KB [n = 997, m = 10000], OK, 3988 operations
22 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
23 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
24 Correct 5 ms 384 KB [n = 1000, m = 10000], OK: No solution
25 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
26 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
27 Correct 17 ms 512 KB [n = 2000, m = 10000], OK, 8000 operations
28 Correct 18 ms 384 KB [n = 1999, m = 10000], OK, 7996 operations
29 Correct 19 ms 512 KB [n = 1998, m = 10000], OK, 7992 operations
30 Correct 18 ms 384 KB [n = 1997, m = 10000], OK, 7988 operations
31 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
32 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
33 Correct 16 ms 384 KB [n = 2000, m = 10000], OK: No solution
34 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
35 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
18 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
19 Correct 5 ms 384 KB [n = 999, m = 10000], OK, 3996 operations
20 Correct 5 ms 384 KB [n = 998, m = 10000], OK, 3992 operations
21 Correct 5 ms 384 KB [n = 997, m = 10000], OK, 3988 operations
22 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
23 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
24 Correct 5 ms 384 KB [n = 1000, m = 10000], OK: No solution
25 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
26 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
27 Correct 17 ms 512 KB [n = 2000, m = 10000], OK, 8000 operations
28 Correct 18 ms 384 KB [n = 1999, m = 10000], OK, 7996 operations
29 Correct 19 ms 512 KB [n = 1998, m = 10000], OK, 7992 operations
30 Correct 18 ms 384 KB [n = 1997, m = 10000], OK, 7988 operations
31 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
32 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
33 Correct 16 ms 384 KB [n = 2000, m = 10000], OK: No solution
34 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
35 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
36 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
37 Correct 17 ms 384 KB [n = 1999, m = 8100], OK, 7996 operations
38 Correct 17 ms 384 KB [n = 1998, m = 8100], OK, 7992 operations
39 Correct 17 ms 512 KB [n = 1997, m = 8100], OK, 7988 operations
40 Correct 17 ms 384 KB [n = 1996, m = 8100], OK, 7984 operations
41 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
42 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations
43 Correct 17 ms 384 KB [n = 2000, m = 8100], OK: No solution
44 Correct 17 ms 504 KB [n = 2000, m = 8100], OK, 8000 operations
45 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
18 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
19 Correct 5 ms 384 KB [n = 999, m = 10000], OK, 3996 operations
20 Correct 5 ms 384 KB [n = 998, m = 10000], OK, 3992 operations
21 Correct 5 ms 384 KB [n = 997, m = 10000], OK, 3988 operations
22 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
23 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
24 Correct 5 ms 384 KB [n = 1000, m = 10000], OK: No solution
25 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
26 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
27 Correct 17 ms 512 KB [n = 2000, m = 10000], OK, 8000 operations
28 Correct 18 ms 384 KB [n = 1999, m = 10000], OK, 7996 operations
29 Correct 19 ms 512 KB [n = 1998, m = 10000], OK, 7992 operations
30 Correct 18 ms 384 KB [n = 1997, m = 10000], OK, 7988 operations
31 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
32 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
33 Correct 16 ms 384 KB [n = 2000, m = 10000], OK: No solution
34 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
35 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
36 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
37 Correct 17 ms 384 KB [n = 1999, m = 8100], OK, 7996 operations
38 Correct 17 ms 384 KB [n = 1998, m = 8100], OK, 7992 operations
39 Correct 17 ms 512 KB [n = 1997, m = 8100], OK, 7988 operations
40 Correct 17 ms 384 KB [n = 1996, m = 8100], OK, 7984 operations
41 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
42 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations
43 Correct 17 ms 384 KB [n = 2000, m = 8100], OK: No solution
44 Correct 17 ms 504 KB [n = 2000, m = 8100], OK, 8000 operations
45 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations
46 Incorrect 17 ms 512 KB Integer 8000 violates the range [-1, 6100]
47 Halted 0 ms 0 KB -

Subtask #7
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB [n = 1, m = 10000], OK, 4 operations
2 Correct 0 ms 384 KB [n = 2, m = 10000], OK, 8 operations
3 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
4 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
5 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
6 Correct 1 ms 384 KB [n = 8, m = 10000], OK: No solution
7 Correct 0 ms 384 KB [n = 8, m = 10000], OK, 32 operations
8 Correct 1 ms 384 KB [n = 8, m = 10000], OK, 32 operations
9 Correct 1 ms 384 KB [n = 49, m = 10000], OK, 196 operations
10 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
11 Correct 1 ms 384 KB [n = 100, m = 10000], OK, 400 operations
12 Correct 1 ms 384 KB [n = 99, m = 10000], OK, 396 operations
13 Correct 0 ms 384 KB [n = 50, m = 10000], OK, 200 operations
14 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
15 Correct 0 ms 384 KB [n = 50, m = 10000], OK: No solution
16 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
17 Correct 1 ms 384 KB [n = 50, m = 10000], OK, 200 operations
18 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
19 Correct 5 ms 384 KB [n = 999, m = 10000], OK, 3996 operations
20 Correct 5 ms 384 KB [n = 998, m = 10000], OK, 3992 operations
21 Correct 5 ms 384 KB [n = 997, m = 10000], OK, 3988 operations
22 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
23 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
24 Correct 5 ms 384 KB [n = 1000, m = 10000], OK: No solution
25 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
26 Correct 5 ms 384 KB [n = 1000, m = 10000], OK, 4000 operations
27 Correct 17 ms 512 KB [n = 2000, m = 10000], OK, 8000 operations
28 Correct 18 ms 384 KB [n = 1999, m = 10000], OK, 7996 operations
29 Correct 19 ms 512 KB [n = 1998, m = 10000], OK, 7992 operations
30 Correct 18 ms 384 KB [n = 1997, m = 10000], OK, 7988 operations
31 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
32 Correct 18 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
33 Correct 16 ms 384 KB [n = 2000, m = 10000], OK: No solution
34 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
35 Correct 17 ms 384 KB [n = 2000, m = 10000], OK, 8000 operations
36 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
37 Correct 17 ms 384 KB [n = 1999, m = 8100], OK, 7996 operations
38 Correct 17 ms 384 KB [n = 1998, m = 8100], OK, 7992 operations
39 Correct 17 ms 512 KB [n = 1997, m = 8100], OK, 7988 operations
40 Correct 17 ms 384 KB [n = 1996, m = 8100], OK, 7984 operations
41 Correct 18 ms 384 KB [n = 2000, m = 8100], OK, 8000 operations
42 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations
43 Correct 17 ms 384 KB [n = 2000, m = 8100], OK: No solution
44 Correct 17 ms 504 KB [n = 2000, m = 8100], OK, 8000 operations
45 Correct 18 ms 512 KB [n = 2000, m = 8100], OK, 8000 operations
46 Incorrect 17 ms 512 KB Integer 8000 violates the range [-1, 6100]
47 Halted 0 ms 0 KB -