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답안 #1013945

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1013945 2024-07-04T08:31:26 Z vjudge1 Lamps (JOI19_lamps) C++17
100 / 100
 48 ms 26028 KB 
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2,bmi,bmi2,fma,popcnt")
#include<bits/stdc++.h>
using namespace std;
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++)
                        upd(dp[i+1][j1][k1], k1^(j1<2?j1:a[i+1])==b[i+1] ? dp[i][j][k] + (j1<2 && j!=j1) + (k1==1 && k!=k1) : inf);
    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:21:65: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
   21 |                         upd(dp[i+1][j1][k1], k1^(j1<2?j1:a[i+1])==b[i+1] ? dp[i][j][k] + (j1<2 && j!=j1) + (k1==1 && k!=k1) : inf);

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23896 KB Output is correct
2 Correct 9 ms 23900 KB Output is correct
3 Correct 8 ms 23900 KB Output is correct
4 Correct 9 ms 23744 KB Output is correct
5 Correct 8 ms 23896 KB Output is correct
6 Correct 8 ms 23900 KB Output is correct
7 Correct 9 ms 23896 KB Output is correct
8 Correct 10 ms 23900 KB Output is correct
9 Correct 8 ms 23908 KB Output is correct
10 Correct 9 ms 23900 KB Output is correct
11 Correct 8 ms 23872 KB Output is correct
12 Correct 8 ms 23872 KB Output is correct
13 Correct 8 ms 23720 KB Output is correct
14 Correct 8 ms 23900 KB Output is correct
15 Correct 8 ms 23900 KB Output is correct
16 Correct 8 ms 23900 KB Output is correct
17 Correct 9 ms 23900 KB Output is correct
18 Correct 9 ms 23900 KB Output is correct
19 Correct 8 ms 23896 KB Output is correct
20 Correct 8 ms 23900 KB Output is correct
21 Correct 8 ms 23900 KB Output is correct
22 Correct 8 ms 23840 KB Output is correct
23 Correct 8 ms 23900 KB Output is correct
24 Correct 8 ms 23900 KB Output is correct
25 Correct 8 ms 23900 KB Output is correct
26 Correct 8 ms 23808 KB Output is correct
27 Correct 8 ms 23788 KB Output is correct
28 Correct 8 ms 23900 KB Output is correct
29 Correct 8 ms 23900 KB Output is correct
30 Correct 10 ms 23896 KB Output is correct
31 Correct 8 ms 23900 KB Output is correct
32 Correct 8 ms 23896 KB Output is correct
33 Correct 9 ms 23896 KB Output is correct
34 Correct 9 ms 23900 KB Output is correct

Subtask #2
41.0 / 41.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23896 KB Output is correct
2 Correct 9 ms 23900 KB Output is correct
3 Correct 8 ms 23900 KB Output is correct
4 Correct 9 ms 23744 KB Output is correct
5 Correct 8 ms 23896 KB Output is correct
6 Correct 8 ms 23900 KB Output is correct
7 Correct 9 ms 23896 KB Output is correct
8 Correct 10 ms 23900 KB Output is correct
9 Correct 8 ms 23908 KB Output is correct
10 Correct 9 ms 23900 KB Output is correct
11 Correct 8 ms 23872 KB Output is correct
12 Correct 8 ms 23872 KB Output is correct
13 Correct 8 ms 23720 KB Output is correct
14 Correct 8 ms 23900 KB Output is correct
15 Correct 8 ms 23900 KB Output is correct
16 Correct 8 ms 23900 KB Output is correct
17 Correct 9 ms 23900 KB Output is correct
18 Correct 9 ms 23900 KB Output is correct
19 Correct 8 ms 23896 KB Output is correct
20 Correct 8 ms 23900 KB Output is correct
21 Correct 8 ms 23900 KB Output is correct
22 Correct 8 ms 23840 KB Output is correct
23 Correct 8 ms 23900 KB Output is correct
24 Correct 8 ms 23900 KB Output is correct
25 Correct 8 ms 23900 KB Output is correct
26 Correct 8 ms 23808 KB Output is correct
27 Correct 8 ms 23788 KB Output is correct
28 Correct 8 ms 23900 KB Output is correct
29 Correct 8 ms 23900 KB Output is correct
30 Correct 10 ms 23896 KB Output is correct
31 Correct 8 ms 23900 KB Output is correct
32 Correct 8 ms 23896 KB Output is correct
33 Correct 9 ms 23896 KB Output is correct
34 Correct 9 ms 23900 KB Output is correct
35 Correct 10 ms 23900 KB Output is correct
36 Correct 10 ms 23748 KB Output is correct
37 Correct 9 ms 23868 KB Output is correct
38 Correct 8 ms 23900 KB Output is correct
39 Correct 8 ms 23900 KB Output is correct
40 Correct 8 ms 23764 KB Output is correct
41 Correct 9 ms 23896 KB Output is correct
42 Correct 8 ms 23900 KB Output is correct
43 Correct 9 ms 23896 KB Output is correct
44 Correct 9 ms 23768 KB Output is correct
45 Correct 9 ms 23824 KB Output is correct
46 Correct 9 ms 23900 KB Output is correct
47 Correct 12 ms 23900 KB Output is correct
48 Correct 9 ms 23836 KB Output is correct
49 Correct 8 ms 23896 KB Output is correct
50 Correct 9 ms 23900 KB Output is correct
51 Correct 11 ms 23904 KB Output is correct
52 Correct 9 ms 23900 KB Output is correct
53 Correct 9 ms 23852 KB Output is correct
54 Correct 9 ms 23900 KB Output is correct
55 Correct 9 ms 23900 KB Output is correct
56 Correct 8 ms 23952 KB Output is correct
57 Correct 10 ms 23900 KB Output is correct
58 Correct 10 ms 23724 KB Output is correct

Subtask #3
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23900 KB Output is correct
2 Correct 8 ms 23760 KB Output is correct
3 Correct 8 ms 23900 KB Output is correct
4 Correct 9 ms 23912 KB Output is correct
5 Correct 9 ms 23744 KB Output is correct
6 Correct 9 ms 23900 KB Output is correct
7 Correct 33 ms 25944 KB Output is correct
8 Correct 33 ms 25860 KB Output is correct
9 Correct 33 ms 25860 KB Output is correct
10 Correct 33 ms 25860 KB Output is correct
11 Correct 34 ms 25864 KB Output is correct
12 Correct 32 ms 25864 KB Output is correct
13 Correct 33 ms 25856 KB Output is correct
14 Correct 33 ms 25864 KB Output is correct

Subtask #4
49.0 / 49.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 23896 KB Output is correct
2 Correct 9 ms 23900 KB Output is correct
3 Correct 8 ms 23900 KB Output is correct
4 Correct 9 ms 23744 KB Output is correct
5 Correct 8 ms 23896 KB Output is correct
6 Correct 8 ms 23900 KB Output is correct
7 Correct 9 ms 23896 KB Output is correct
8 Correct 10 ms 23900 KB Output is correct
9 Correct 8 ms 23908 KB Output is correct
10 Correct 9 ms 23900 KB Output is correct
11 Correct 8 ms 23872 KB Output is correct
12 Correct 8 ms 23872 KB Output is correct
13 Correct 8 ms 23720 KB Output is correct
14 Correct 8 ms 23900 KB Output is correct
15 Correct 8 ms 23900 KB Output is correct
16 Correct 8 ms 23900 KB Output is correct
17 Correct 9 ms 23900 KB Output is correct
18 Correct 9 ms 23900 KB Output is correct
19 Correct 8 ms 23896 KB Output is correct
20 Correct 8 ms 23900 KB Output is correct
21 Correct 8 ms 23900 KB Output is correct
22 Correct 8 ms 23840 KB Output is correct
23 Correct 8 ms 23900 KB Output is correct
24 Correct 8 ms 23900 KB Output is correct
25 Correct 8 ms 23900 KB Output is correct
26 Correct 8 ms 23808 KB Output is correct
27 Correct 8 ms 23788 KB Output is correct
28 Correct 8 ms 23900 KB Output is correct
29 Correct 8 ms 23900 KB Output is correct
30 Correct 10 ms 23896 KB Output is correct
31 Correct 8 ms 23900 KB Output is correct
32 Correct 8 ms 23896 KB Output is correct
33 Correct 9 ms 23896 KB Output is correct
34 Correct 9 ms 23900 KB Output is correct
35 Correct 10 ms 23900 KB Output is correct
36 Correct 10 ms 23748 KB Output is correct
37 Correct 9 ms 23868 KB Output is correct
38 Correct 8 ms 23900 KB Output is correct
39 Correct 8 ms 23900 KB Output is correct
40 Correct 8 ms 23764 KB Output is correct
41 Correct 9 ms 23896 KB Output is correct
42 Correct 8 ms 23900 KB Output is correct
43 Correct 9 ms 23896 KB Output is correct
44 Correct 9 ms 23768 KB Output is correct
45 Correct 9 ms 23824 KB Output is correct
46 Correct 9 ms 23900 KB Output is correct
47 Correct 12 ms 23900 KB Output is correct
48 Correct 9 ms 23836 KB Output is correct
49 Correct 8 ms 23896 KB Output is correct
50 Correct 9 ms 23900 KB Output is correct
51 Correct 11 ms 23904 KB Output is correct
52 Correct 9 ms 23900 KB Output is correct
53 Correct 9 ms 23852 KB Output is correct
54 Correct 9 ms 23900 KB Output is correct
55 Correct 9 ms 23900 KB Output is correct
56 Correct 8 ms 23952 KB Output is correct
57 Correct 10 ms 23900 KB Output is correct
58 Correct 10 ms 23724 KB Output is correct
59 Correct 9 ms 23900 KB Output is correct
60 Correct 8 ms 23760 KB Output is correct
61 Correct 8 ms 23900 KB Output is correct
62 Correct 9 ms 23912 KB Output is correct
63 Correct 9 ms 23744 KB Output is correct
64 Correct 9 ms 23900 KB Output is correct
65 Correct 33 ms 25944 KB Output is correct
66 Correct 33 ms 25860 KB Output is correct
67 Correct 33 ms 25860 KB Output is correct
68 Correct 33 ms 25860 KB Output is correct
69 Correct 34 ms 25864 KB Output is correct
70 Correct 32 ms 25864 KB Output is correct
71 Correct 33 ms 25856 KB Output is correct
72 Correct 33 ms 25864 KB Output is correct
73 Correct 34 ms 25860 KB Output is correct
74 Correct 32 ms 25860 KB Output is correct
75 Correct 31 ms 25860 KB Output is correct
76 Correct 32 ms 25860 KB Output is correct
77 Correct 33 ms 25856 KB Output is correct
78 Correct 32 ms 25860 KB Output is correct
79 Correct 33 ms 25860 KB Output is correct
80 Correct 41 ms 25904 KB Output is correct
81 Correct 32 ms 25872 KB Output is correct
82 Correct 32 ms 25864 KB Output is correct
83 Correct 36 ms 25860 KB Output is correct
84 Correct 34 ms 25856 KB Output is correct
85 Correct 33 ms 25856 KB Output is correct
86 Correct 38 ms 25860 KB Output is correct
87 Correct 36 ms 25856 KB Output is correct
88 Correct 37 ms 25860 KB Output is correct
89 Correct 37 ms 26028 KB Output is correct
90 Correct 37 ms 25860 KB Output is correct
91 Correct 39 ms 25860 KB Output is correct
92 Correct 40 ms 25940 KB Output is correct
93 Correct 39 ms 25856 KB Output is correct
94 Correct 40 ms 26028 KB Output is correct
95 Correct 44 ms 25860 KB Output is correct
96 Correct 39 ms 25860 KB Output is correct
97 Correct 39 ms 25860 KB Output is correct
98 Correct 40 ms 25860 KB Output is correct
99 Correct 40 ms 25860 KB Output is correct
100 Correct 39 ms 25860 KB Output is correct
101 Correct 40 ms 25864 KB Output is correct
102 Correct 48 ms 25860 KB Output is correct