oj.uz

Submission #735294

# Submission time Handle Problem Language Result Execution time Memory
735294 2023-05-03T20:59:41 Z Ronin13 Lamps (JOI19_lamps) C++14
100 / 100
 231 ms 35604 KB 
#include <bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define epb emplace_back
#define ull unsigned ll
using namespace std;

const int nmax = 1001;



int32_t main(){
    ios_base::sync_with_stdio(false); cin.tie(0);
    int n; cin >> n;
    char a[n + 1], b[n + 1];
    for(int  i = 1; i <= n; i++)
        cin >> a[i];
    for(int j = 1; j <= n; j++){
        cin >> b[j];
    }
    int dp[n + 1][8];
    for(int i = 0; i <= n; ++i){
        for(int j = 0; j < 8; j++)
            dp[i][j] = 1e9;
    }
    dp[0][0] = 0;
    for(int i =1 ; i <= n; i++){
        for(int x = 0; x < 8; x++){
            if((x & 3) == 3) continue;
            for(int y = 0; y < 8; y++){
                if((y & 3) == 3) continue;
                int cost = __builtin_popcount((x ^ y) & y);
                int nw = a[i] - '0';
                if(y & 1) nw = 0;
                if(y & 2) nw = 1;
                if(y & 4) nw ^= 1;
                if(nw == (b[i] - '0'))
                    dp[i][y] = min(dp[i][y], dp[i - 1][x] + cost);
            }
        }
    }
    int ans = 1e9;
    for(int j = 0; j < 8; j++)
        ans = min(ans, dp[n][j]);
    cout << ans;
    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 316 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 212 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 316 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 320 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 324 KB Output is correct
43 Correct 1 ms 320 KB Output is correct
44 Correct 2 ms 324 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 316 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 2 ms 344 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 320 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 324 KB Output is correct
57 Correct 2 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 206 ms 35404 KB Output is correct
8 Correct 216 ms 35524 KB Output is correct
9 Correct 202 ms 35524 KB Output is correct
10 Correct 222 ms 35528 KB Output is correct
11 Correct 213 ms 35524 KB Output is correct
12 Correct 205 ms 35524 KB Output is correct
13 Correct 231 ms 35524 KB Output is correct
14 Correct 199 ms 35404 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 316 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 320 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 316 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 320 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 324 KB Output is correct
43 Correct 1 ms 320 KB Output is correct
44 Correct 2 ms 324 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 316 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 2 ms 344 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 320 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 324 KB Output is correct
57 Correct 2 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 1 ms 212 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 1 ms 212 KB Output is correct
65 Correct 206 ms 35404 KB Output is correct
66 Correct 216 ms 35524 KB Output is correct
67 Correct 202 ms 35524 KB Output is correct
68 Correct 222 ms 35528 KB Output is correct
69 Correct 213 ms 35524 KB Output is correct
70 Correct 205 ms 35524 KB Output is correct
71 Correct 231 ms 35524 KB Output is correct
72 Correct 199 ms 35404 KB Output is correct
73 Correct 226 ms 35528 KB Output is correct
74 Correct 203 ms 35524 KB Output is correct
75 Correct 231 ms 35524 KB Output is correct
76 Correct 208 ms 35520 KB Output is correct
77 Correct 209 ms 35604 KB Output is correct
78 Correct 215 ms 35520 KB Output is correct
79 Correct 185 ms 35524 KB Output is correct
80 Correct 200 ms 35524 KB Output is correct
81 Correct 211 ms 35528 KB Output is correct
82 Correct 214 ms 35524 KB Output is correct
83 Correct 194 ms 35524 KB Output is correct
84 Correct 188 ms 35528 KB Output is correct
85 Correct 201 ms 35520 KB Output is correct
86 Correct 185 ms 35524 KB Output is correct
87 Correct 197 ms 35524 KB Output is correct
88 Correct 221 ms 35528 KB Output is correct
89 Correct 193 ms 35524 KB Output is correct
90 Correct 196 ms 35524 KB Output is correct
91 Correct 208 ms 35572 KB Output is correct
92 Correct 192 ms 35528 KB Output is correct
93 Correct 210 ms 35524 KB Output is correct
94 Correct 201 ms 35524 KB Output is correct
95 Correct 195 ms 35524 KB Output is correct
96 Correct 198 ms 35404 KB Output is correct
97 Correct 191 ms 35528 KB Output is correct
98 Correct 210 ms 35536 KB Output is correct
99 Correct 214 ms 35524 KB Output is correct
100 Correct 201 ms 35532 KB Output is correct
101 Correct 194 ms 35532 KB Output is correct
102 Correct 188 ms 35524 KB Output is correct