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Submission #1003935

# Submission time Handle Problem Language Result Execution time Memory
1003935 2024-06-20T20:19:39 Z Hanksburger Lamps (JOI19_lamps) C++17
100 / 100
 32 ms 16304 KB 
#include <bits/stdc++.h>
using namespace std;
int dp[1000005][3];
int apply(char x, int y)
{
    return (y==0?'0':(y==1?'1':x));
}
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n;
    string s, t;
    cin >> n >> s >> t;
    dp[0][0]=dp[0][1]=1e9;
    for (int i=1; i<=n; i++)
    {
        for (int j=0; j<3; j++)
        {
            dp[i][j]=1e9;
            for (int k=0; k<3; k++)
            {
                int x=0;
                if (j!=k && j!=2)
                    x++;
                if ((i==1 || apply(s[i-2], k)==t[i-2]) && apply(s[i-1], j)!=t[i-1])
                    x++;
                dp[i][j]=min(dp[i][j], dp[i-1][k]+x);
            }
        }
    }
    cout << min(min(dp[n][0], dp[n][1]), dp[n][2]);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 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 464 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 464 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 460 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 348 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 1 ms 344 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 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 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 464 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 464 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 460 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 348 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 1 ms 344 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 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 436 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 1 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 604 KB Output is correct
51 Correct 0 ms 464 KB Output is correct
52 Correct 0 ms 348 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 352 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 352 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 360 KB Output is correct
7 Correct 23 ms 16244 KB Output is correct
8 Correct 21 ms 16228 KB Output is correct
9 Correct 21 ms 16156 KB Output is correct
10 Correct 32 ms 16032 KB Output is correct
11 Correct 21 ms 16044 KB Output is correct
12 Correct 20 ms 16304 KB Output is correct
13 Correct 23 ms 16032 KB Output is correct
14 Correct 21 ms 16212 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 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 464 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 464 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 460 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 348 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 1 ms 344 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 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 436 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 1 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 604 KB Output is correct
51 Correct 0 ms 464 KB Output is correct
52 Correct 0 ms 348 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 352 KB Output is correct
59 Correct 0 ms 468 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 0 ms 352 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 360 KB Output is correct
65 Correct 23 ms 16244 KB Output is correct
66 Correct 21 ms 16228 KB Output is correct
67 Correct 21 ms 16156 KB Output is correct
68 Correct 32 ms 16032 KB Output is correct
69 Correct 21 ms 16044 KB Output is correct
70 Correct 20 ms 16304 KB Output is correct
71 Correct 23 ms 16032 KB Output is correct
72 Correct 21 ms 16212 KB Output is correct
73 Correct 22 ms 16044 KB Output is correct
74 Correct 22 ms 16212 KB Output is correct
75 Correct 21 ms 16040 KB Output is correct
76 Correct 21 ms 16232 KB Output is correct
77 Correct 22 ms 16228 KB Output is correct
78 Correct 26 ms 16244 KB Output is correct
79 Correct 25 ms 16044 KB Output is correct
80 Correct 20 ms 16048 KB Output is correct
81 Correct 22 ms 16028 KB Output is correct
82 Correct 29 ms 16292 KB Output is correct
83 Correct 26 ms 16032 KB Output is correct
84 Correct 25 ms 16040 KB Output is correct
85 Correct 26 ms 16232 KB Output is correct
86 Correct 26 ms 16228 KB Output is correct
87 Correct 26 ms 16040 KB Output is correct
88 Correct 27 ms 16172 KB Output is correct
89 Correct 29 ms 16036 KB Output is correct
90 Correct 27 ms 16032 KB Output is correct
91 Correct 28 ms 16240 KB Output is correct
92 Correct 29 ms 16284 KB Output is correct
93 Correct 31 ms 16192 KB Output is correct
94 Correct 31 ms 16040 KB Output is correct
95 Correct 30 ms 16036 KB Output is correct
96 Correct 30 ms 16036 KB Output is correct
97 Correct 31 ms 16036 KB Output is correct
98 Correct 30 ms 16040 KB Output is correct
99 Correct 30 ms 16036 KB Output is correct
100 Correct 31 ms 16024 KB Output is correct
101 Correct 30 ms 16044 KB Output is correct
102 Correct 30 ms 16160 KB Output is correct