Submission #648367

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
648367	2022-10-06T08:56:35 Z	ymm	Lamps (JOI19_lamps)	C++17	100 / 100	65 ms	27976 KB

lamp

#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (ll)(r); ++x)
#define LoopR(x,l,r) for (ll x = (r)-1; x >= (ll)(l); --x)
typedef long long ll;
typedef std::pair<int, int> pii;
typedef std::pair<ll , ll > pll;
using namespace std;

const int N = 1'000'010;
int dp[N][3][2];
string s, t;
int n;

void update(int i, int op, int dif)
{
	int x = dp[i][0][ '0' != t[i]] + (op != 0) + (!dif &&  '0' != t[i]);
	int y = dp[i][1][ '1' != t[i]] + (op != 1) + (!dif &&  '1' != t[i]);
	int z = dp[i][2][s[i] != t[i]] + (      0) + (!dif && s[i] != t[i]);
	dp[i+1][op][dif] = min({x, y, z});
}

int main()
{
	cin.tie(0) -> sync_with_stdio(false);
	cin >> n >> s >> t;
	Loop (i,0,n) {
		Loop (op,0,3) {
			Loop (dif,0,2) {
				update(i, op, dif);
			}
		}
	}
	cout << dp[n][2][0] << '\n';
}

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	332 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 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	332 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	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	212 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	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	328 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 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	336 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	1 ms	212 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	332 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 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	332 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	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	212 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	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	328 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 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	336 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	1 ms	212 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	340 KB	Output is correct
40	Correct	1 ms	340 KB	Output is correct
41	Correct	1 ms	332 KB	Output is correct
42	Correct	1 ms	340 KB	Output is correct
43	Correct	1 ms	340 KB	Output is correct
44	Correct	1 ms	332 KB	Output is correct
45	Correct	1 ms	336 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	1 ms	340 KB	Output is correct
48	Correct	1 ms	328 KB	Output is correct
49	Correct	1 ms	340 KB	Output is correct
50	Correct	1 ms	340 KB	Output is correct
51	Correct	1 ms	328 KB	Output is correct
52	Correct	1 ms	332 KB	Output is correct
53	Correct	1 ms	332 KB	Output is correct
54	Correct	1 ms	332 KB	Output is correct
55	Correct	1 ms	340 KB	Output is correct
56	Correct	1 ms	332 KB	Output is correct
57	Correct	1 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	332 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	336 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	58 ms	27836 KB	Output is correct
8	Correct	57 ms	27832 KB	Output is correct
9	Correct	56 ms	27732 KB	Output is correct
10	Correct	57 ms	27756 KB	Output is correct
11	Correct	56 ms	27928 KB	Output is correct
12	Correct	55 ms	27808 KB	Output is correct
13	Correct	56 ms	27796 KB	Output is correct
14	Correct	56 ms	27784 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	332 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	336 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	332 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	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	212 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	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	328 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 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	336 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	1 ms	212 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	340 KB	Output is correct
40	Correct	1 ms	340 KB	Output is correct
41	Correct	1 ms	332 KB	Output is correct
42	Correct	1 ms	340 KB	Output is correct
43	Correct	1 ms	340 KB	Output is correct
44	Correct	1 ms	332 KB	Output is correct
45	Correct	1 ms	336 KB	Output is correct
46	Correct	1 ms	340 KB	Output is correct
47	Correct	1 ms	340 KB	Output is correct
48	Correct	1 ms	328 KB	Output is correct
49	Correct	1 ms	340 KB	Output is correct
50	Correct	1 ms	340 KB	Output is correct
51	Correct	1 ms	328 KB	Output is correct
52	Correct	1 ms	332 KB	Output is correct
53	Correct	1 ms	332 KB	Output is correct
54	Correct	1 ms	332 KB	Output is correct
55	Correct	1 ms	340 KB	Output is correct
56	Correct	1 ms	332 KB	Output is correct
57	Correct	1 ms	340 KB	Output is correct
58	Correct	1 ms	340 KB	Output is correct
59	Correct	1 ms	332 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	1 ms	336 KB	Output is correct
62	Correct	1 ms	212 KB	Output is correct
63	Correct	1 ms	212 KB	Output is correct
64	Correct	0 ms	212 KB	Output is correct
65	Correct	58 ms	27836 KB	Output is correct
66	Correct	57 ms	27832 KB	Output is correct
67	Correct	56 ms	27732 KB	Output is correct
68	Correct	57 ms	27756 KB	Output is correct
69	Correct	56 ms	27928 KB	Output is correct
70	Correct	55 ms	27808 KB	Output is correct
71	Correct	56 ms	27796 KB	Output is correct
72	Correct	56 ms	27784 KB	Output is correct
73	Correct	55 ms	27836 KB	Output is correct
74	Correct	57 ms	27852 KB	Output is correct
75	Correct	58 ms	27888 KB	Output is correct
76	Correct	59 ms	27740 KB	Output is correct
77	Correct	54 ms	27844 KB	Output is correct
78	Correct	55 ms	27848 KB	Output is correct
79	Correct	56 ms	27976 KB	Output is correct
80	Correct	57 ms	27828 KB	Output is correct
81	Correct	56 ms	27836 KB	Output is correct
82	Correct	57 ms	27804 KB	Output is correct
83	Correct	55 ms	27852 KB	Output is correct
84	Correct	55 ms	27800 KB	Output is correct
85	Correct	57 ms	27804 KB	Output is correct
86	Correct	56 ms	27848 KB	Output is correct
87	Correct	57 ms	27736 KB	Output is correct
88	Correct	55 ms	27836 KB	Output is correct
89	Correct	55 ms	27784 KB	Output is correct
90	Correct	56 ms	27804 KB	Output is correct
91	Correct	59 ms	27852 KB	Output is correct
92	Correct	56 ms	27768 KB	Output is correct
93	Correct	57 ms	27768 KB	Output is correct
94	Correct	61 ms	27792 KB	Output is correct
95	Correct	58 ms	27800 KB	Output is correct
96	Correct	65 ms	27844 KB	Output is correct
97	Correct	56 ms	27936 KB	Output is correct
98	Correct	59 ms	27844 KB	Output is correct
99	Correct	56 ms	27796 KB	Output is correct
100	Correct	56 ms	27744 KB	Output is correct
101	Correct	60 ms	27732 KB	Output is correct
102	Correct	57 ms	27752 KB	Output is correct

Submission #648367

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 41.0 / 41.0

Subtask #3 4.0 / 4.0

Subtask #4 49.0 / 49.0

Subtask #1
6.0 / 6.0

Subtask #2
41.0 / 41.0

Subtask #3
4.0 / 4.0

Subtask #4
49.0 / 49.0