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답안 #1013863

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1013863 2024-07-04T07:00:58 Z khanhphucscratch Lamps (JOI19_lamps) C++14
100 / 100
 78 ms 33880 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

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 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 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 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 344 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

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 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 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 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 344 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 344 KB Output is correct
36 Correct 1 ms 344 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 344 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 1 ms 348 KB Output is correct
44 Correct 0 ms 468 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 348 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 1 ms 344 KB Output is correct
58 Correct 0 ms 348 KB Output is correct

Subtask #3
4.0 / 4.0

# 결과 실행 시간 메모리 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 348 KB Output is correct
7 Correct 56 ms 33708 KB Output is correct
8 Correct 65 ms 33704 KB Output is correct
9 Correct 68 ms 33620 KB Output is correct
10 Correct 65 ms 33864 KB Output is correct
11 Correct 60 ms 33556 KB Output is correct
12 Correct 62 ms 33700 KB Output is correct
13 Correct 62 ms 33704 KB Output is correct
14 Correct 68 ms 33680 KB Output is correct

Subtask #4
49.0 / 49.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 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 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 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 344 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 344 KB Output is correct
36 Correct 1 ms 344 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 344 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 1 ms 348 KB Output is correct
44 Correct 0 ms 468 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 348 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 1 ms 344 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 0 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 56 ms 33708 KB Output is correct
66 Correct 65 ms 33704 KB Output is correct
67 Correct 68 ms 33620 KB Output is correct
68 Correct 65 ms 33864 KB Output is correct
69 Correct 60 ms 33556 KB Output is correct
70 Correct 62 ms 33700 KB Output is correct
71 Correct 62 ms 33704 KB Output is correct
72 Correct 68 ms 33680 KB Output is correct
73 Correct 63 ms 33612 KB Output is correct
74 Correct 63 ms 33708 KB Output is correct
75 Correct 63 ms 33616 KB Output is correct
76 Correct 63 ms 33624 KB Output is correct
77 Correct 65 ms 33876 KB Output is correct
78 Correct 64 ms 33616 KB Output is correct
79 Correct 63 ms 33624 KB Output is correct
80 Correct 63 ms 33628 KB Output is correct
81 Correct 67 ms 33616 KB Output is correct
82 Correct 63 ms 33704 KB Output is correct
83 Correct 64 ms 33616 KB Output is correct
84 Correct 63 ms 33620 KB Output is correct
85 Correct 65 ms 33620 KB Output is correct
86 Correct 63 ms 33508 KB Output is correct
87 Correct 64 ms 33504 KB Output is correct
88 Correct 60 ms 33708 KB Output is correct
89 Correct 78 ms 33708 KB Output is correct
90 Correct 70 ms 33616 KB Output is correct
91 Correct 71 ms 33604 KB Output is correct
92 Correct 66 ms 33624 KB Output is correct
93 Correct 67 ms 33504 KB Output is correct
94 Correct 67 ms 33616 KB Output is correct
95 Correct 69 ms 33628 KB Output is correct
96 Correct 67 ms 33624 KB Output is correct
97 Correct 67 ms 33644 KB Output is correct
98 Correct 67 ms 33620 KB Output is correct
99 Correct 67 ms 33620 KB Output is correct
100 Correct 67 ms 33536 KB Output is correct
101 Correct 69 ms 33880 KB Output is correct
102 Correct 68 ms 33700 KB Output is correct