oj.uz

Submission #1013935

# Submission time Handle Problem Language Result Execution time Memory
1013935 2024-07-04T08:24:44 Z vjudge1 Lamps (JOI19_lamps) C++17
100 / 100
 115 ms 51712 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
int n, dp[1000005][3][2];
string a, b;
inline void upd(int& a, int b) {a=min(a, b);}
 
void solve() {
    cin >> n >> a >> b;
    for (char &i:a) i-='0';
    for (char &i:b) i-='0';
    a = ' ' + a, b = ' ' + b;
    memset(dp, 0x3f, sizeof(dp));
    int inf = dp[0][2][0]; dp[0][2][0]=0;
    for (int i = 0; i < n; i++)
        for (int j = 0; j < 3; j++)
            for (int k = 0; k < 2; k++)
                for (int j1 = 0; j1 < 3; j1++)
                    for (int k1 = 0; k1 < 2; k1++)
                        if (k1^(j1<2?j1:a[i+1])==b[i+1])
                            upd(dp[i+1][j1][k1], dp[i][j][k] + (j1<2 && j!=j1) + (k1==1 && k!=k1));
    int res=inf;
    for (int i=0; i<3; i++)
        for (int j=0; j<2; j++)
            upd(res, dp[n][i][j]);
    cout << res;
}
 
signed main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    solve();
}

Compilation message

lamp.cpp: In function 'void solve()':
lamp.cpp:20:48: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
   20 |                         if (k1^(j1<2?j1:a[i+1])==b[i+1])

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 47196 KB Output is correct
2 Correct 18 ms 47196 KB Output is correct
3 Correct 19 ms 47240 KB Output is correct
4 Correct 19 ms 47192 KB Output is correct
5 Correct 19 ms 47192 KB Output is correct
6 Correct 20 ms 47188 KB Output is correct
7 Correct 19 ms 47196 KB Output is correct
8 Correct 18 ms 47256 KB Output is correct
9 Correct 18 ms 47192 KB Output is correct
10 Correct 21 ms 47224 KB Output is correct
11 Correct 18 ms 47192 KB Output is correct
12 Correct 17 ms 47212 KB Output is correct
13 Correct 18 ms 47196 KB Output is correct
14 Correct 18 ms 47196 KB Output is correct
15 Correct 18 ms 47196 KB Output is correct
16 Correct 18 ms 47196 KB Output is correct
17 Correct 21 ms 47400 KB Output is correct
18 Correct 23 ms 47296 KB Output is correct
19 Correct 20 ms 47192 KB Output is correct
20 Correct 19 ms 47196 KB Output is correct
21 Correct 19 ms 47448 KB Output is correct
22 Correct 19 ms 47192 KB Output is correct
23 Correct 18 ms 47196 KB Output is correct
24 Correct 19 ms 47196 KB Output is correct
25 Correct 19 ms 47196 KB Output is correct
26 Correct 19 ms 47236 KB Output is correct
27 Correct 18 ms 47196 KB Output is correct
28 Correct 18 ms 47256 KB Output is correct
29 Correct 22 ms 47196 KB Output is correct
30 Correct 20 ms 47396 KB Output is correct
31 Correct 19 ms 47304 KB Output is correct
32 Correct 19 ms 47192 KB Output is correct
33 Correct 18 ms 47192 KB Output is correct
34 Correct 18 ms 47196 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 47196 KB Output is correct
2 Correct 18 ms 47196 KB Output is correct
3 Correct 19 ms 47240 KB Output is correct
4 Correct 19 ms 47192 KB Output is correct
5 Correct 19 ms 47192 KB Output is correct
6 Correct 20 ms 47188 KB Output is correct
7 Correct 19 ms 47196 KB Output is correct
8 Correct 18 ms 47256 KB Output is correct
9 Correct 18 ms 47192 KB Output is correct
10 Correct 21 ms 47224 KB Output is correct
11 Correct 18 ms 47192 KB Output is correct
12 Correct 17 ms 47212 KB Output is correct
13 Correct 18 ms 47196 KB Output is correct
14 Correct 18 ms 47196 KB Output is correct
15 Correct 18 ms 47196 KB Output is correct
16 Correct 18 ms 47196 KB Output is correct
17 Correct 21 ms 47400 KB Output is correct
18 Correct 23 ms 47296 KB Output is correct
19 Correct 20 ms 47192 KB Output is correct
20 Correct 19 ms 47196 KB Output is correct
21 Correct 19 ms 47448 KB Output is correct
22 Correct 19 ms 47192 KB Output is correct
23 Correct 18 ms 47196 KB Output is correct
24 Correct 19 ms 47196 KB Output is correct
25 Correct 19 ms 47196 KB Output is correct
26 Correct 19 ms 47236 KB Output is correct
27 Correct 18 ms 47196 KB Output is correct
28 Correct 18 ms 47256 KB Output is correct
29 Correct 22 ms 47196 KB Output is correct
30 Correct 20 ms 47396 KB Output is correct
31 Correct 19 ms 47304 KB Output is correct
32 Correct 19 ms 47192 KB Output is correct
33 Correct 18 ms 47192 KB Output is correct
34 Correct 18 ms 47196 KB Output is correct
35 Correct 19 ms 47192 KB Output is correct
36 Correct 24 ms 47184 KB Output is correct
37 Correct 18 ms 47196 KB Output is correct
38 Correct 19 ms 47436 KB Output is correct
39 Correct 19 ms 47196 KB Output is correct
40 Correct 22 ms 47392 KB Output is correct
41 Correct 20 ms 47192 KB Output is correct
42 Correct 19 ms 47196 KB Output is correct
43 Correct 19 ms 47252 KB Output is correct
44 Correct 19 ms 47196 KB Output is correct
45 Correct 19 ms 47436 KB Output is correct
46 Correct 18 ms 47196 KB Output is correct
47 Correct 18 ms 47196 KB Output is correct
48 Correct 18 ms 47336 KB Output is correct
49 Correct 19 ms 47448 KB Output is correct
50 Correct 23 ms 47196 KB Output is correct
51 Correct 25 ms 47196 KB Output is correct
52 Correct 18 ms 47404 KB Output is correct
53 Correct 17 ms 47196 KB Output is correct
54 Correct 17 ms 47196 KB Output is correct
55 Correct 18 ms 47240 KB Output is correct
56 Correct 17 ms 47252 KB Output is correct
57 Correct 17 ms 47192 KB Output is correct
58 Correct 17 ms 47196 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 47196 KB Output is correct
2 Correct 18 ms 47412 KB Output is correct
3 Correct 18 ms 47256 KB Output is correct
4 Correct 18 ms 47196 KB Output is correct
5 Correct 19 ms 47192 KB Output is correct
6 Correct 19 ms 47196 KB Output is correct
7 Correct 81 ms 51376 KB Output is correct
8 Correct 96 ms 51448 KB Output is correct
9 Correct 90 ms 51672 KB Output is correct
10 Correct 90 ms 51464 KB Output is correct
11 Correct 85 ms 51388 KB Output is correct
12 Correct 77 ms 51380 KB Output is correct
13 Correct 80 ms 51456 KB Output is correct
14 Correct 84 ms 51700 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 47196 KB Output is correct
2 Correct 18 ms 47196 KB Output is correct
3 Correct 19 ms 47240 KB Output is correct
4 Correct 19 ms 47192 KB Output is correct
5 Correct 19 ms 47192 KB Output is correct
6 Correct 20 ms 47188 KB Output is correct
7 Correct 19 ms 47196 KB Output is correct
8 Correct 18 ms 47256 KB Output is correct
9 Correct 18 ms 47192 KB Output is correct
10 Correct 21 ms 47224 KB Output is correct
11 Correct 18 ms 47192 KB Output is correct
12 Correct 17 ms 47212 KB Output is correct
13 Correct 18 ms 47196 KB Output is correct
14 Correct 18 ms 47196 KB Output is correct
15 Correct 18 ms 47196 KB Output is correct
16 Correct 18 ms 47196 KB Output is correct
17 Correct 21 ms 47400 KB Output is correct
18 Correct 23 ms 47296 KB Output is correct
19 Correct 20 ms 47192 KB Output is correct
20 Correct 19 ms 47196 KB Output is correct
21 Correct 19 ms 47448 KB Output is correct
22 Correct 19 ms 47192 KB Output is correct
23 Correct 18 ms 47196 KB Output is correct
24 Correct 19 ms 47196 KB Output is correct
25 Correct 19 ms 47196 KB Output is correct
26 Correct 19 ms 47236 KB Output is correct
27 Correct 18 ms 47196 KB Output is correct
28 Correct 18 ms 47256 KB Output is correct
29 Correct 22 ms 47196 KB Output is correct
30 Correct 20 ms 47396 KB Output is correct
31 Correct 19 ms 47304 KB Output is correct
32 Correct 19 ms 47192 KB Output is correct
33 Correct 18 ms 47192 KB Output is correct
34 Correct 18 ms 47196 KB Output is correct
35 Correct 19 ms 47192 KB Output is correct
36 Correct 24 ms 47184 KB Output is correct
37 Correct 18 ms 47196 KB Output is correct
38 Correct 19 ms 47436 KB Output is correct
39 Correct 19 ms 47196 KB Output is correct
40 Correct 22 ms 47392 KB Output is correct
41 Correct 20 ms 47192 KB Output is correct
42 Correct 19 ms 47196 KB Output is correct
43 Correct 19 ms 47252 KB Output is correct
44 Correct 19 ms 47196 KB Output is correct
45 Correct 19 ms 47436 KB Output is correct
46 Correct 18 ms 47196 KB Output is correct
47 Correct 18 ms 47196 KB Output is correct
48 Correct 18 ms 47336 KB Output is correct
49 Correct 19 ms 47448 KB Output is correct
50 Correct 23 ms 47196 KB Output is correct
51 Correct 25 ms 47196 KB Output is correct
52 Correct 18 ms 47404 KB Output is correct
53 Correct 17 ms 47196 KB Output is correct
54 Correct 17 ms 47196 KB Output is correct
55 Correct 18 ms 47240 KB Output is correct
56 Correct 17 ms 47252 KB Output is correct
57 Correct 17 ms 47192 KB Output is correct
58 Correct 17 ms 47196 KB Output is correct
59 Correct 18 ms 47196 KB Output is correct
60 Correct 18 ms 47412 KB Output is correct
61 Correct 18 ms 47256 KB Output is correct
62 Correct 18 ms 47196 KB Output is correct
63 Correct 19 ms 47192 KB Output is correct
64 Correct 19 ms 47196 KB Output is correct
65 Correct 81 ms 51376 KB Output is correct
66 Correct 96 ms 51448 KB Output is correct
67 Correct 90 ms 51672 KB Output is correct
68 Correct 90 ms 51464 KB Output is correct
69 Correct 85 ms 51388 KB Output is correct
70 Correct 77 ms 51380 KB Output is correct
71 Correct 80 ms 51456 KB Output is correct
72 Correct 84 ms 51700 KB Output is correct
73 Correct 82 ms 51456 KB Output is correct
74 Correct 85 ms 51448 KB Output is correct
75 Correct 87 ms 51460 KB Output is correct
76 Correct 88 ms 51456 KB Output is correct
77 Correct 92 ms 51448 KB Output is correct
78 Correct 85 ms 51452 KB Output is correct
79 Correct 115 ms 51464 KB Output is correct
80 Correct 86 ms 51464 KB Output is correct
81 Correct 94 ms 51488 KB Output is correct
82 Correct 96 ms 51352 KB Output is correct
83 Correct 88 ms 51468 KB Output is correct
84 Correct 87 ms 51460 KB Output is correct
85 Correct 88 ms 51448 KB Output is correct
86 Correct 108 ms 51460 KB Output is correct
87 Correct 86 ms 51452 KB Output is correct
88 Correct 81 ms 51460 KB Output is correct
89 Correct 81 ms 51712 KB Output is correct
90 Correct 85 ms 51440 KB Output is correct
91 Correct 90 ms 51452 KB Output is correct
92 Correct 93 ms 51448 KB Output is correct
93 Correct 90 ms 51444 KB Output is correct
94 Correct 90 ms 51452 KB Output is correct
95 Correct 100 ms 51444 KB Output is correct
96 Correct 95 ms 51460 KB Output is correct
97 Correct 96 ms 51460 KB Output is correct
98 Correct 93 ms 51464 KB Output is correct
99 Correct 100 ms 51196 KB Output is correct
100 Correct 94 ms 51296 KB Output is correct
101 Correct 94 ms 51300 KB Output is correct
102 Correct 111 ms 51412 KB Output is correct