답안 #132629

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
132629	2019-07-19T08:59:34 Z	hamzqq9	Lamps (JOI19_lamps)	C++14	100 / 100	144 ms	27836 KB

lamp

#include<bits/stdc++.h>
#define st first
#define nd second
#define pb push_back
#define ppb pop_back
#define ii pair<int,int>
#define ll long long
#define orta ((bas+son)>>1)
#define sz(x) ((int)x.size())
#define all(x) x.begin(),x.end()
#define umin(x,y) x=min(x,y)
#define umax(x,y) x=max(x,y)
#define inf 20000000
#define N 1000005
#define MOD 998244353
#define KOK 700		
using namespace std;

int n;
int dp[N][3][2];
char s[2][N];

int main() {

	scanf("%d",&n);

	for(int i=0;i<2;i++) scanf("%s",s[i]+1);

	// 0 no 1 zero 2 black
	// 0 no 1 toggle

	for(int i=0;i<3;i++) for(int j=0;j<2;j++) dp[0][i][j]=inf;

	dp[0][0][0]=0;

	for(int i=0;i<n;i++) {

		for(int cg=0;cg<3;cg++) {

			for(int tg=0;tg<2;tg++) {

				dp[i+1][cg][tg]=inf;

				for(int c=0;c<3;c++) {

					for(int t=0;t<2;t++) {

						int cost=(c!=cg && cg)+(t!=tg && tg);
						int bit=(cg==1?0:cg==2?1:s[0][i+1]-'0')^tg;

						if(bit==(s[1][i+1]-'0')) umin(dp[i+1][cg][tg],dp[i][c][t]+cost);

					}

				}

			}

		}

	}

	int ans=inf;

	for(int c=0;c<3;c++) {

		for(int t=0;t<2;t++) {

			int bit=(c==1?0:c==2?1:s[0][n]-'0')^t;

			if(bit==(s[1][n]-'0')) umin(ans,dp[n][c][t]);

		}

	}

	printf("%d",ans);
 
}

Compilation message

lamp.cpp: In function 'int main()':
lamp.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
lamp.cpp:27:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=0;i<2;i++) scanf("%s",s[i]+1);
                       ~~~~~^~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	380 KB	Output is correct
15	Correct	3 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct

Subtask #2
41.0 / 41.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	380 KB	Output is correct
15	Correct	3 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	3 ms	376 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	2 ms	376 KB	Output is correct
40	Correct	2 ms	376 KB	Output is correct
41	Correct	2 ms	376 KB	Output is correct
42	Correct	2 ms	376 KB	Output is correct
43	Correct	2 ms	376 KB	Output is correct
44	Correct	2 ms	376 KB	Output is correct
45	Correct	2 ms	376 KB	Output is correct
46	Correct	2 ms	376 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	380 KB	Output is correct
49	Correct	2 ms	376 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	376 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	3 ms	376 KB	Output is correct
54	Correct	2 ms	376 KB	Output is correct
55	Correct	2 ms	376 KB	Output is correct
56	Correct	2 ms	376 KB	Output is correct
57	Correct	2 ms	376 KB	Output is correct
58	Correct	2 ms	376 KB	Output is correct

Subtask #3
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	372 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	112 ms	27640 KB	Output is correct
8	Correct	113 ms	27768 KB	Output is correct
9	Correct	112 ms	27756 KB	Output is correct
10	Correct	113 ms	27640 KB	Output is correct
11	Correct	111 ms	27640 KB	Output is correct
12	Correct	112 ms	27768 KB	Output is correct
13	Correct	112 ms	27768 KB	Output is correct
14	Correct	112 ms	27836 KB	Output is correct

Subtask #4
49.0 / 49.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	380 KB	Output is correct
15	Correct	3 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	3 ms	376 KB	Output is correct
38	Correct	2 ms	376 KB	Output is correct
39	Correct	2 ms	376 KB	Output is correct
40	Correct	2 ms	376 KB	Output is correct
41	Correct	2 ms	376 KB	Output is correct
42	Correct	2 ms	376 KB	Output is correct
43	Correct	2 ms	376 KB	Output is correct
44	Correct	2 ms	376 KB	Output is correct
45	Correct	2 ms	376 KB	Output is correct
46	Correct	2 ms	376 KB	Output is correct
47	Correct	2 ms	376 KB	Output is correct
48	Correct	2 ms	380 KB	Output is correct
49	Correct	2 ms	376 KB	Output is correct
50	Correct	2 ms	376 KB	Output is correct
51	Correct	2 ms	376 KB	Output is correct
52	Correct	2 ms	376 KB	Output is correct
53	Correct	3 ms	376 KB	Output is correct
54	Correct	2 ms	376 KB	Output is correct
55	Correct	2 ms	376 KB	Output is correct
56	Correct	2 ms	376 KB	Output is correct
57	Correct	2 ms	376 KB	Output is correct
58	Correct	2 ms	376 KB	Output is correct
59	Correct	2 ms	376 KB	Output is correct
60	Correct	2 ms	372 KB	Output is correct
61	Correct	2 ms	376 KB	Output is correct
62	Correct	2 ms	376 KB	Output is correct
63	Correct	2 ms	376 KB	Output is correct
64	Correct	2 ms	376 KB	Output is correct
65	Correct	112 ms	27640 KB	Output is correct
66	Correct	113 ms	27768 KB	Output is correct
67	Correct	112 ms	27756 KB	Output is correct
68	Correct	113 ms	27640 KB	Output is correct
69	Correct	111 ms	27640 KB	Output is correct
70	Correct	112 ms	27768 KB	Output is correct
71	Correct	112 ms	27768 KB	Output is correct
72	Correct	112 ms	27836 KB	Output is correct
73	Correct	111 ms	27128 KB	Output is correct
74	Correct	123 ms	27104 KB	Output is correct
75	Correct	112 ms	27284 KB	Output is correct
76	Correct	114 ms	27188 KB	Output is correct
77	Correct	113 ms	27248 KB	Output is correct
78	Correct	111 ms	27120 KB	Output is correct
79	Correct	112 ms	27260 KB	Output is correct
80	Correct	111 ms	27188 KB	Output is correct
81	Correct	111 ms	27128 KB	Output is correct
82	Correct	111 ms	27128 KB	Output is correct
83	Correct	116 ms	27128 KB	Output is correct
84	Correct	116 ms	27100 KB	Output is correct
85	Correct	117 ms	27128 KB	Output is correct
86	Correct	117 ms	27168 KB	Output is correct
87	Correct	116 ms	27256 KB	Output is correct
88	Correct	116 ms	27164 KB	Output is correct
89	Correct	118 ms	27136 KB	Output is correct
90	Correct	115 ms	27172 KB	Output is correct
91	Correct	118 ms	27128 KB	Output is correct
92	Correct	119 ms	27256 KB	Output is correct
93	Correct	122 ms	27328 KB	Output is correct
94	Correct	144 ms	27288 KB	Output is correct
95	Correct	123 ms	27144 KB	Output is correct
96	Correct	120 ms	27212 KB	Output is correct
97	Correct	120 ms	27120 KB	Output is correct
98	Correct	120 ms	27100 KB	Output is correct
99	Correct	119 ms	27128 KB	Output is correct
100	Correct	130 ms	27152 KB	Output is correct
101	Correct	121 ms	27256 KB	Output is correct
102	Correct	121 ms	27256 KB	Output is correct

답안 #132629

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