oj.uz

Submission #782946

# Submission time Handle Problem Language Result Execution time Memory
782946 2023-07-14T12:09:25 Z Kahou Lamps (JOI19_lamps) C++14
100 / 100
 119 ms 27872 KB 
/* In the name of God, aka Allah */
#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define endl '\n'
#define mk make_pair
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int inf = 1e9 + 50;
const int N = 1e6 + 50;
int n, dp[N][3][2];
string A, B;

void solve() {
        cin >> n;
        cin >> A;
        cin >> B;
        for (int i = 0; i <= n; i++) {
                for (int j = 0; j < 3; j++) {
                        for (int k = 0; k < 2; k++) {
                                dp[i][j][k] = inf;
                        }
                }
        }
        dp[0][0][0] = 0;
        for (int i = 1; i <= n; i++) {
                for (int of = 0; of < 3; of++) {
                        for (int oinv = 0; oinv < 2; oinv++) {
                                for (int f = 0; f < 3; f++) {
                                        for (int inv = 0; inv < 2; inv++) {
                                                int c = A[i-1]-'0';
                                                if (f) c = f-1;
                                                if (inv) c = 1-c;
                                                if (c != B[i-1]-'0') continue;
                                                dp[i][f][inv] = min(dp[i][f][inv], dp[i-1][of][oinv] + (f && of != f) + (inv && !oinv));
                                        }
                                }
                        }
                }
        }
        int ans = inf;
        for (int f = 0; f < 3; f++) {
                for (int inv = 0; inv < 2; inv++) {
                        ans = min(ans, dp[n][f][inv]);
                }
        }
        cout << ans << endl;
}
int main() {
        ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
        solve();
        return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 308 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 0 ms 328 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 320 KB Output is correct
34 Correct 1 ms 212 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 308 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 0 ms 328 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 320 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 328 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 324 KB Output is correct
39 Correct 1 ms 328 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 384 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 328 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 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 340 KB Output is correct
55 Correct 1 ms 324 KB Output is correct
56 Correct 1 ms 320 KB Output is correct
57 Correct 1 ms 324 KB Output is correct
58 Correct 1 ms 340 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 0 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 118 ms 27872 KB Output is correct
8 Correct 96 ms 27804 KB Output is correct
9 Correct 95 ms 27856 KB Output is correct
10 Correct 95 ms 27856 KB Output is correct
11 Correct 93 ms 27808 KB Output is correct
12 Correct 86 ms 27856 KB Output is correct
13 Correct 92 ms 27736 KB Output is correct
14 Correct 93 ms 27808 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 308 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 0 ms 328 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 320 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 328 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 324 KB Output is correct
39 Correct 1 ms 328 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 384 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 328 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 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 340 KB Output is correct
55 Correct 1 ms 324 KB Output is correct
56 Correct 1 ms 320 KB Output is correct
57 Correct 1 ms 324 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 1 ms 332 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 118 ms 27872 KB Output is correct
66 Correct 96 ms 27804 KB Output is correct
67 Correct 95 ms 27856 KB Output is correct
68 Correct 95 ms 27856 KB Output is correct
69 Correct 93 ms 27808 KB Output is correct
70 Correct 86 ms 27856 KB Output is correct
71 Correct 92 ms 27736 KB Output is correct
72 Correct 93 ms 27808 KB Output is correct
73 Correct 96 ms 27760 KB Output is correct
74 Correct 93 ms 27856 KB Output is correct
75 Correct 119 ms 27732 KB Output is correct
76 Correct 90 ms 27852 KB Output is correct
77 Correct 100 ms 27856 KB Output is correct
78 Correct 104 ms 27744 KB Output is correct
79 Correct 94 ms 27796 KB Output is correct
80 Correct 91 ms 27832 KB Output is correct
81 Correct 98 ms 27788 KB Output is correct
82 Correct 98 ms 27808 KB Output is correct
83 Correct 95 ms 27748 KB Output is correct
84 Correct 94 ms 27860 KB Output is correct
85 Correct 95 ms 27856 KB Output is correct
86 Correct 95 ms 27852 KB Output is correct
87 Correct 102 ms 27856 KB Output is correct
88 Correct 96 ms 27848 KB Output is correct
89 Correct 96 ms 27804 KB Output is correct
90 Correct 96 ms 27856 KB Output is correct
91 Correct 100 ms 27856 KB Output is correct
92 Correct 101 ms 27852 KB Output is correct
93 Correct 100 ms 27856 KB Output is correct
94 Correct 101 ms 27828 KB Output is correct
95 Correct 102 ms 27732 KB Output is correct
96 Correct 106 ms 27852 KB Output is correct
97 Correct 100 ms 27768 KB Output is correct
98 Correct 100 ms 27852 KB Output is correct
99 Correct 101 ms 27860 KB Output is correct
100 Correct 101 ms 27852 KB Output is correct
101 Correct 100 ms 27808 KB Output is correct
102 Correct 100 ms 27808 KB Output is correct