oj.uz

Submission #1067198

# Submission time Handle Problem Language Result Execution time Memory
1067198 2024-08-20T12:42:21 Z Braabebo10 Lamps (JOI19_lamps) C++14
100 / 100
 60 ms 51472 KB 
#include <bits/stdc++.h>
#define ll long long
#define nl "\n"
#define all(v) v.begin(),v.end()
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
int main() {
    fast
    ll n;
    cin>>n;
    string a,b;
    cin>>a>>b;
    ll dp[n+10][3][2];
    memset(dp,0x3f, sizeof(dp));
    dp[n][0][0]=0;
    for(ll i=n-1;i>=0;i--){
        for(ll j=0;j<3;j++){
            for(ll k=0;k<2;k++){
                ll val=a[i]-'0';
                if(j==1)val=0;
                if(j==2)val=1;
                if(k==1)val^=1;
                if(val!=(b[i]-'0'))continue;
                for(ll j2=0;j2<3;j2++){
                    for(ll k2=0;k2<2;k2++){
                        dp[i][j][k]=min(dp[i][j][k],dp[i+1][j2][k2]+(j>0&&j!=j2)+(k>0&&k2!=k));
                    }
                }
            }
        }
    }
    ll ans=1e18;
    for(ll j=0;j<3;j++)
        for(ll k=0;k<2;k++)ans=min(ans,dp[0][j][k]);
    cout<<ans;
    return 0;
}

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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 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 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 344 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 408 KB Output is correct
29 Correct 0 ms 388 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 344 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 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 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 344 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 408 KB Output is correct
29 Correct 0 ms 388 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 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 344 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 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 0 ms 348 KB Output is correct
53 Correct 1 ms 456 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 456 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 348 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 ms 348 KB Output is correct
5 Correct 0 ms 352 KB Output is correct
6 Correct 0 ms 352 KB Output is correct
7 Correct 47 ms 51472 KB Output is correct
8 Correct 48 ms 51268 KB Output is correct
9 Correct 51 ms 51356 KB Output is correct
10 Correct 56 ms 51360 KB Output is correct
11 Correct 52 ms 51456 KB Output is correct
12 Correct 48 ms 51364 KB Output is correct
13 Correct 53 ms 51260 KB Output is correct
14 Correct 47 ms 51332 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 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 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 344 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 408 KB Output is correct
29 Correct 0 ms 388 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 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 344 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 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 0 ms 348 KB Output is correct
53 Correct 1 ms 456 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 456 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 348 KB Output is correct
59 Correct 0 ms 344 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 352 KB Output is correct
64 Correct 0 ms 352 KB Output is correct
65 Correct 47 ms 51472 KB Output is correct
66 Correct 48 ms 51268 KB Output is correct
67 Correct 51 ms 51356 KB Output is correct
68 Correct 56 ms 51360 KB Output is correct
69 Correct 52 ms 51456 KB Output is correct
70 Correct 48 ms 51364 KB Output is correct
71 Correct 53 ms 51260 KB Output is correct
72 Correct 47 ms 51332 KB Output is correct
73 Correct 48 ms 51368 KB Output is correct
74 Correct 47 ms 51368 KB Output is correct
75 Correct 49 ms 51420 KB Output is correct
76 Correct 48 ms 51364 KB Output is correct
77 Correct 47 ms 51424 KB Output is correct
78 Correct 56 ms 51460 KB Output is correct
79 Correct 48 ms 51376 KB Output is correct
80 Correct 46 ms 51292 KB Output is correct
81 Correct 46 ms 51368 KB Output is correct
82 Correct 47 ms 51372 KB Output is correct
83 Correct 52 ms 51336 KB Output is correct
84 Correct 56 ms 51364 KB Output is correct
85 Correct 52 ms 51300 KB Output is correct
86 Correct 51 ms 51356 KB Output is correct
87 Correct 51 ms 51364 KB Output is correct
88 Correct 54 ms 51284 KB Output is correct
89 Correct 52 ms 51236 KB Output is correct
90 Correct 53 ms 51408 KB Output is correct
91 Correct 52 ms 51372 KB Output is correct
92 Correct 54 ms 51452 KB Output is correct
93 Correct 57 ms 51368 KB Output is correct
94 Correct 54 ms 51364 KB Output is correct
95 Correct 57 ms 51352 KB Output is correct
96 Correct 60 ms 51228 KB Output is correct
97 Correct 54 ms 51364 KB Output is correct
98 Correct 54 ms 51340 KB Output is correct
99 Correct 54 ms 51376 KB Output is correct
100 Correct 54 ms 51452 KB Output is correct
101 Correct 57 ms 51364 KB Output is correct
102 Correct 55 ms 51364 KB Output is correct