oj.uz

Submission #1013864

# Submission time Handle Problem Language Result Execution time Memory
1013864 2024-07-04T07:01:26 Z vjudge1 Lamps (JOI19_lamps) C++17
100 / 100
 95 ms 31752 KB 
#include<bits/stdc++.h>
using namespace std;
int a[1000005], b[1000005], dp[1000005][6];
int transition(int x, int y)
{
    int ans = 0;
    if(x%2 == 0 && y%2 == 1) ans++;
    if(x/2 != y/2 && y/2 != 2) ans++;
    return ans;
}
int result(int num, int x)
{
    if(x/2 == 0) num = 0;
    else if(x/2 == 1) num = 1;
    return (num ^ (x%2));
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin>>n;
    for(int i = 1; i <= n; i++){
        char x; cin>>x;
        a[i] = (x == '1');
    }
    for(int i = 1; i <= n; i++){
        char x; cin>>x;
        b[i] = (x == '1');
    }
    for(int i = 0; i <= n; i++) memset(dp[i], 0x3f, sizeof(dp[i]));
    dp[0][4] = 0;
    for(int i = 0; i < n; i++){
        for(int j = 0; j < 6; j++) if(dp[i][j] < 1e9){
            for(int k = 0; k < 6; k++){
                if(result(a[i+1], k) == b[i+1]){
                    dp[i+1][k] = min(dp[i+1][k], dp[i][j] + transition(j, k));
                }
            }
        }
    }
    int ans = 1e9;
    for(int i = 0; i < 6; i++) ans = min(ans, dp[n][i]);
    cout<<ans;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 344 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 59 ms 31708 KB Output is correct
8 Correct 64 ms 31568 KB Output is correct
9 Correct 66 ms 31576 KB Output is correct
10 Correct 59 ms 31732 KB Output is correct
11 Correct 58 ms 31568 KB Output is correct
12 Correct 60 ms 31572 KB Output is correct
13 Correct 59 ms 31576 KB Output is correct
14 Correct 59 ms 31576 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 344 KB Output is correct
59 Correct 1 ms 600 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 59 ms 31708 KB Output is correct
66 Correct 64 ms 31568 KB Output is correct
67 Correct 66 ms 31576 KB Output is correct
68 Correct 59 ms 31732 KB Output is correct
69 Correct 58 ms 31568 KB Output is correct
70 Correct 60 ms 31572 KB Output is correct
71 Correct 59 ms 31576 KB Output is correct
72 Correct 59 ms 31576 KB Output is correct
73 Correct 62 ms 31568 KB Output is correct
74 Correct 65 ms 31752 KB Output is correct
75 Correct 63 ms 31580 KB Output is correct
76 Correct 65 ms 31576 KB Output is correct
77 Correct 63 ms 31580 KB Output is correct
78 Correct 95 ms 31572 KB Output is correct
79 Correct 62 ms 31748 KB Output is correct
80 Correct 63 ms 31564 KB Output is correct
81 Correct 70 ms 31568 KB Output is correct
82 Correct 68 ms 31576 KB Output is correct
83 Correct 63 ms 31572 KB Output is correct
84 Correct 64 ms 31576 KB Output is correct
85 Correct 72 ms 31572 KB Output is correct
86 Correct 67 ms 31580 KB Output is correct
87 Correct 86 ms 31744 KB Output is correct
88 Correct 68 ms 31676 KB Output is correct
89 Correct 66 ms 31648 KB Output is correct
90 Correct 69 ms 31580 KB Output is correct
91 Correct 67 ms 31572 KB Output is correct
92 Correct 90 ms 31648 KB Output is correct
93 Correct 70 ms 31600 KB Output is correct
94 Correct 76 ms 31568 KB Output is correct
95 Correct 85 ms 31640 KB Output is correct
96 Correct 73 ms 31572 KB Output is correct
97 Correct 68 ms 31744 KB Output is correct
98 Correct 67 ms 31708 KB Output is correct
99 Correct 67 ms 31572 KB Output is correct
100 Correct 86 ms 31568 KB Output is correct
101 Correct 69 ms 31700 KB Output is correct
102 Correct 67 ms 31748 KB Output is correct