oj.uz

Submission #865905

# Submission time Handle Problem Language Result Execution time Memory
865905 2023-10-25T02:55:00 Z guagua0407 Lamps (JOI19_lamps) C++17
100 / 100
 69 ms 59420 KB 
//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
#define f first
#define s second
#define all(x) x.begin(),x.end()
#define _ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}

int main() {_
    int n;
    cin>>n;
    string a,b;
    cin>>a>>b;
    a="."+a;
    b="."+b;
    vector<vector<int>> dp(n+1,vector<int>(6,1e9));
    //0 nothing
    //1 1
    //2 2
    //3 3
    //4 1->3
    //5 2->3
    //6 min of above
    dp[0][0]=0;
    for(int i=1;i<=n;i++){
        if(a[i]==b[i]){
            dp[i][0]=min({dp[i-1][0],dp[i-1][1],dp[i-1][2],dp[i-1][3],dp[i-1][4],dp[i-1][5]});
        }
        if(b[i]=='0'){
            dp[i][1]=min({dp[i-1][0]+1,dp[i-1][1],dp[i-1][2]+1,dp[i-1][3]+1,dp[i-1][4],dp[i-1][5]+1});
        }
        if(b[i]=='1'){
            dp[i][2]=min({dp[i-1][0]+1,dp[i-1][1]+1,dp[i-1][2],dp[i-1][3]+1,dp[i-1][4]+1,dp[i-1][5]});
        }
        if(a[i]!=b[i]){
            dp[i][3]=min({dp[i-1][0]+1,dp[i-1][1]+1,dp[i-1][2]+1,dp[i-1][3],dp[i-1][4],dp[i-1][5]});
        }
        if(b[i]=='1'){
            dp[i][4]=min({dp[i-1][0]+2,dp[i-1][1]+1,dp[i-1][2]+2,dp[i-1][3]+1,dp[i-1][4],dp[i-1][5]+1});
        }
        if(b[i]=='0'){
            dp[i][5]=min({dp[i-1][0]+2,dp[i-1][1]+2,dp[i-1][2]+1,dp[i-1][3]+1,dp[i-1][4]+1,dp[i-1][5]});
        }
    }
    int ans=1e9;
    for(int i=0;i<6;i++){
        ans=min(ans,dp[n][i]);
    }
    cout<<ans<<'\n';
    return 0;
}
//maybe its multiset not set

Compilation message

lamp.cpp: In function 'void setIO(std::string)':
lamp.cpp:12:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lamp.cpp:13:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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 0 ms 344 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 1 ms 600 KB Output is correct
10 Correct 1 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 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 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 452 KB Output is correct
28 Correct 0 ms 352 KB Output is correct
29 Correct 0 ms 352 KB Output is correct
30 Correct 0 ms 352 KB Output is correct
31 Correct 0 ms 356 KB Output is correct
32 Correct 0 ms 620 KB Output is correct
33 Correct 0 ms 352 KB Output is correct
34 Correct 0 ms 352 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 0 ms 344 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 1 ms 600 KB Output is correct
10 Correct 1 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 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 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 452 KB Output is correct
28 Correct 0 ms 352 KB Output is correct
29 Correct 0 ms 352 KB Output is correct
30 Correct 0 ms 352 KB Output is correct
31 Correct 0 ms 356 KB Output is correct
32 Correct 0 ms 620 KB Output is correct
33 Correct 0 ms 352 KB Output is correct
34 Correct 0 ms 352 KB Output is correct
35 Correct 0 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 352 KB Output is correct
39 Correct 0 ms 352 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 352 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 352 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 464 KB Output is correct
47 Correct 1 ms 352 KB Output is correct
48 Correct 0 ms 352 KB Output is correct
49 Correct 0 ms 352 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 0 ms 456 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 460 KB Output is correct
57 Correct 0 ms 460 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 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 452 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 61 ms 59160 KB Output is correct
8 Correct 60 ms 59160 KB Output is correct
9 Correct 61 ms 59176 KB Output is correct
10 Correct 61 ms 59156 KB Output is correct
11 Correct 62 ms 58992 KB Output is correct
12 Correct 59 ms 59384 KB Output is correct
13 Correct 61 ms 59128 KB Output is correct
14 Correct 61 ms 59028 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 0 ms 344 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 1 ms 600 KB Output is correct
10 Correct 1 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 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 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 452 KB Output is correct
28 Correct 0 ms 352 KB Output is correct
29 Correct 0 ms 352 KB Output is correct
30 Correct 0 ms 352 KB Output is correct
31 Correct 0 ms 356 KB Output is correct
32 Correct 0 ms 620 KB Output is correct
33 Correct 0 ms 352 KB Output is correct
34 Correct 0 ms 352 KB Output is correct
35 Correct 0 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 352 KB Output is correct
39 Correct 0 ms 352 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 352 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 352 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 464 KB Output is correct
47 Correct 1 ms 352 KB Output is correct
48 Correct 0 ms 352 KB Output is correct
49 Correct 0 ms 352 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 0 ms 456 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 460 KB Output is correct
57 Correct 0 ms 460 KB Output is correct
58 Correct 0 ms 344 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 452 KB Output is correct
63 Correct 0 ms 344 KB Output is correct
64 Correct 1 ms 348 KB Output is correct
65 Correct 61 ms 59160 KB Output is correct
66 Correct 60 ms 59160 KB Output is correct
67 Correct 61 ms 59176 KB Output is correct
68 Correct 61 ms 59156 KB Output is correct
69 Correct 62 ms 58992 KB Output is correct
70 Correct 59 ms 59384 KB Output is correct
71 Correct 61 ms 59128 KB Output is correct
72 Correct 61 ms 59028 KB Output is correct
73 Correct 60 ms 58916 KB Output is correct
74 Correct 60 ms 59124 KB Output is correct
75 Correct 59 ms 59128 KB Output is correct
76 Correct 68 ms 58996 KB Output is correct
77 Correct 60 ms 58940 KB Output is correct
78 Correct 63 ms 59016 KB Output is correct
79 Correct 59 ms 59160 KB Output is correct
80 Correct 58 ms 59140 KB Output is correct
81 Correct 64 ms 59132 KB Output is correct
82 Correct 63 ms 59120 KB Output is correct
83 Correct 63 ms 59096 KB Output is correct
84 Correct 65 ms 59200 KB Output is correct
85 Correct 62 ms 59120 KB Output is correct
86 Correct 63 ms 59004 KB Output is correct
87 Correct 63 ms 59120 KB Output is correct
88 Correct 64 ms 59052 KB Output is correct
89 Correct 62 ms 58912 KB Output is correct
90 Correct 64 ms 59124 KB Output is correct
91 Correct 64 ms 59052 KB Output is correct
92 Correct 66 ms 59120 KB Output is correct
93 Correct 66 ms 59420 KB Output is correct
94 Correct 67 ms 59208 KB Output is correct
95 Correct 68 ms 59144 KB Output is correct
96 Correct 67 ms 59164 KB Output is correct
97 Correct 69 ms 59372 KB Output is correct
98 Correct 66 ms 59160 KB Output is correct
99 Correct 68 ms 58952 KB Output is correct
100 Correct 66 ms 59132 KB Output is correct
101 Correct 67 ms 59020 KB Output is correct
102 Correct 67 ms 59168 KB Output is correct