Submission #540114

# Submission time Handle Problem Language Result Execution time Memory
540114 2022-03-19T09:23:50 Z valerikk Lamps (JOI19_lamps) C++17
100 / 100
135 ms 65072 KB
#include <bits/stdc++.h>

using namespace std;

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);

	int n;
	cin >> n;
	
	auto read = [&]() {
		string s;
		cin >> s;
		vector<int> res(n);
		for (int i = 0; i < n; ++i) {
			res[i] = s[i] - '0';
		}
		return res;
	};

	auto a = read();
	auto b = read();

	vector<vector<int>> dp(n, vector<int>(3, numeric_limits<int>::max()));
	for (int x = 0; x < 3; ++x) {
		int c = b[0] ^ (x == 2 ? a[0] : x);
		dp[0][x] = c + (x != 2);
	}
	for (int i = 0; i < n - 1; ++i) {
		for (int x = 0; x < 3; ++x) {
			int xx = b[i] ^ (x == 2 ? a[i] : x);
			for (int y = 0; y < 3; ++y) {
				int yy = b[i + 1] ^ (y == 2 ? a[i + 1] : y);
				dp[i + 1][y] = min(dp[i + 1][y], dp[i][x] + (y != x && y != 2) + (yy == 1 && xx == 0));
			}
		}
	}
	
	cout << *min_element(dp[n - 1].begin(), dp[n - 1].end()) << endl;
	
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 328 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 320 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 324 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 328 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 320 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 324 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 384 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 448 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 456 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 452 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 352 KB Output is correct
58 Correct 1 ms 352 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 220 KB Output is correct
3 Correct 1 ms 320 KB Output is correct
4 Correct 1 ms 220 KB Output is correct
5 Correct 0 ms 328 KB Output is correct
6 Correct 1 ms 224 KB Output is correct
7 Correct 103 ms 64912 KB Output is correct
8 Correct 98 ms 64812 KB Output is correct
9 Correct 95 ms 64852 KB Output is correct
10 Correct 102 ms 64864 KB Output is correct
11 Correct 108 ms 65004 KB Output is correct
12 Correct 107 ms 64788 KB Output is correct
13 Correct 96 ms 64796 KB Output is correct
14 Correct 135 ms 64912 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 328 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 320 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 324 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 384 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 448 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 456 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 452 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 352 KB Output is correct
58 Correct 1 ms 352 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 220 KB Output is correct
61 Correct 1 ms 320 KB Output is correct
62 Correct 1 ms 220 KB Output is correct
63 Correct 0 ms 328 KB Output is correct
64 Correct 1 ms 224 KB Output is correct
65 Correct 103 ms 64912 KB Output is correct
66 Correct 98 ms 64812 KB Output is correct
67 Correct 95 ms 64852 KB Output is correct
68 Correct 102 ms 64864 KB Output is correct
69 Correct 108 ms 65004 KB Output is correct
70 Correct 107 ms 64788 KB Output is correct
71 Correct 96 ms 64796 KB Output is correct
72 Correct 135 ms 64912 KB Output is correct
73 Correct 95 ms 64876 KB Output is correct
74 Correct 116 ms 64908 KB Output is correct
75 Correct 94 ms 64876 KB Output is correct
76 Correct 99 ms 65008 KB Output is correct
77 Correct 97 ms 64912 KB Output is correct
78 Correct 93 ms 64856 KB Output is correct
79 Correct 98 ms 64848 KB Output is correct
80 Correct 95 ms 64868 KB Output is correct
81 Correct 94 ms 64880 KB Output is correct
82 Correct 92 ms 64916 KB Output is correct
83 Correct 121 ms 64872 KB Output is correct
84 Correct 107 ms 64900 KB Output is correct
85 Correct 94 ms 64868 KB Output is correct
86 Correct 105 ms 64912 KB Output is correct
87 Correct 109 ms 64912 KB Output is correct
88 Correct 96 ms 64920 KB Output is correct
89 Correct 102 ms 64904 KB Output is correct
90 Correct 97 ms 64904 KB Output is correct
91 Correct 93 ms 64872 KB Output is correct
92 Correct 92 ms 64792 KB Output is correct
93 Correct 92 ms 65072 KB Output is correct
94 Correct 101 ms 64788 KB Output is correct
95 Correct 96 ms 64852 KB Output is correct
96 Correct 95 ms 64876 KB Output is correct
97 Correct 100 ms 64800 KB Output is correct
98 Correct 93 ms 64792 KB Output is correct
99 Correct 98 ms 64896 KB Output is correct
100 Correct 91 ms 64900 KB Output is correct
101 Correct 92 ms 64908 KB Output is correct
102 Correct 92 ms 64912 KB Output is correct