| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 540114 |
2022-03-19T09:23:50 Z |
valerikk |
Lamps (JOI19_lamps) |
C++17 |
|
135 ms |
65072 KB |
#include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
int n;
cin >> n;
auto read = [&]() {
string s;
cin >> s;
vector<int> res(n);
for (int i = 0; i < n; ++i) {
res[i] = s[i] - '0';
}
return res;
};
auto a = read();
auto b = read();
vector<vector<int>> dp(n, vector<int>(3, numeric_limits<int>::max()));
for (int x = 0; x < 3; ++x) {
int c = b[0] ^ (x == 2 ? a[0] : x);
dp[0][x] = c + (x != 2);
}
for (int i = 0; i < n - 1; ++i) {
for (int x = 0; x < 3; ++x) {
int xx = b[i] ^ (x == 2 ? a[i] : x);
for (int y = 0; y < 3; ++y) {
int yy = b[i + 1] ^ (y == 2 ? a[i + 1] : y);
dp[i + 1][y] = min(dp[i + 1][y], dp[i][x] + (y != x && y != 2) + (yy == 1 && xx == 0));
}
}
}
cout << *min_element(dp[n - 1].begin(), dp[n - 1].end()) << endl;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 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 |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
324 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
0 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
328 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
320 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 |
1 ms |
324 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
328 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 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 |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
324 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
0 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
328 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
320 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 |
1 ms |
324 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
328 KB |
Output is correct |
| 35 |
Correct |
1 ms |
340 KB |
Output is correct |
| 36 |
Correct |
1 ms |
384 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 |
340 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 |
340 KB |
Output is correct |
| 45 |
Correct |
1 ms |
340 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 |
448 KB |
Output is correct |
| 49 |
Correct |
1 ms |
340 KB |
Output is correct |
| 50 |
Correct |
1 ms |
456 KB |
Output is correct |
| 51 |
Correct |
1 ms |
340 KB |
Output is correct |
| 52 |
Correct |
1 ms |
340 KB |
Output is correct |
| 53 |
Correct |
1 ms |
340 KB |
Output is correct |
| 54 |
Correct |
1 ms |
452 KB |
Output is correct |
| 55 |
Correct |
1 ms |
340 KB |
Output is correct |
| 56 |
Correct |
1 ms |
348 KB |
Output is correct |
| 57 |
Correct |
1 ms |
352 KB |
Output is correct |
| 58 |
Correct |
1 ms |
352 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
220 KB |
Output is correct |
| 3 |
Correct |
1 ms |
320 KB |
Output is correct |
| 4 |
Correct |
1 ms |
220 KB |
Output is correct |
| 5 |
Correct |
0 ms |
328 KB |
Output is correct |
| 6 |
Correct |
1 ms |
224 KB |
Output is correct |
| 7 |
Correct |
103 ms |
64912 KB |
Output is correct |
| 8 |
Correct |
98 ms |
64812 KB |
Output is correct |
| 9 |
Correct |
95 ms |
64852 KB |
Output is correct |
| 10 |
Correct |
102 ms |
64864 KB |
Output is correct |
| 11 |
Correct |
108 ms |
65004 KB |
Output is correct |
| 12 |
Correct |
107 ms |
64788 KB |
Output is correct |
| 13 |
Correct |
96 ms |
64796 KB |
Output is correct |
| 14 |
Correct |
135 ms |
64912 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 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 |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
0 ms |
212 KB |
Output is correct |
| 21 |
Correct |
0 ms |
324 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
0 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
328 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
320 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 |
1 ms |
324 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
328 KB |
Output is correct |
| 35 |
Correct |
1 ms |
340 KB |
Output is correct |
| 36 |
Correct |
1 ms |
384 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 |
340 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 |
340 KB |
Output is correct |
| 45 |
Correct |
1 ms |
340 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 |
448 KB |
Output is correct |
| 49 |
Correct |
1 ms |
340 KB |
Output is correct |
| 50 |
Correct |
1 ms |
456 KB |
Output is correct |
| 51 |
Correct |
1 ms |
340 KB |
Output is correct |
| 52 |
Correct |
1 ms |
340 KB |
Output is correct |
| 53 |
Correct |
1 ms |
340 KB |
Output is correct |
| 54 |
Correct |
1 ms |
452 KB |
Output is correct |
| 55 |
Correct |
1 ms |
340 KB |
Output is correct |
| 56 |
Correct |
1 ms |
348 KB |
Output is correct |
| 57 |
Correct |
1 ms |
352 KB |
Output is correct |
| 58 |
Correct |
1 ms |
352 KB |
Output is correct |
| 59 |
Correct |
1 ms |
212 KB |
Output is correct |
| 60 |
Correct |
1 ms |
220 KB |
Output is correct |
| 61 |
Correct |
1 ms |
320 KB |
Output is correct |
| 62 |
Correct |
1 ms |
220 KB |
Output is correct |
| 63 |
Correct |
0 ms |
328 KB |
Output is correct |
| 64 |
Correct |
1 ms |
224 KB |
Output is correct |
| 65 |
Correct |
103 ms |
64912 KB |
Output is correct |
| 66 |
Correct |
98 ms |
64812 KB |
Output is correct |
| 67 |
Correct |
95 ms |
64852 KB |
Output is correct |
| 68 |
Correct |
102 ms |
64864 KB |
Output is correct |
| 69 |
Correct |
108 ms |
65004 KB |
Output is correct |
| 70 |
Correct |
107 ms |
64788 KB |
Output is correct |
| 71 |
Correct |
96 ms |
64796 KB |
Output is correct |
| 72 |
Correct |
135 ms |
64912 KB |
Output is correct |
| 73 |
Correct |
95 ms |
64876 KB |
Output is correct |
| 74 |
Correct |
116 ms |
64908 KB |
Output is correct |
| 75 |
Correct |
94 ms |
64876 KB |
Output is correct |
| 76 |
Correct |
99 ms |
65008 KB |
Output is correct |
| 77 |
Correct |
97 ms |
64912 KB |
Output is correct |
| 78 |
Correct |
93 ms |
64856 KB |
Output is correct |
| 79 |
Correct |
98 ms |
64848 KB |
Output is correct |
| 80 |
Correct |
95 ms |
64868 KB |
Output is correct |
| 81 |
Correct |
94 ms |
64880 KB |
Output is correct |
| 82 |
Correct |
92 ms |
64916 KB |
Output is correct |
| 83 |
Correct |
121 ms |
64872 KB |
Output is correct |
| 84 |
Correct |
107 ms |
64900 KB |
Output is correct |
| 85 |
Correct |
94 ms |
64868 KB |
Output is correct |
| 86 |
Correct |
105 ms |
64912 KB |
Output is correct |
| 87 |
Correct |
109 ms |
64912 KB |
Output is correct |
| 88 |
Correct |
96 ms |
64920 KB |
Output is correct |
| 89 |
Correct |
102 ms |
64904 KB |
Output is correct |
| 90 |
Correct |
97 ms |
64904 KB |
Output is correct |
| 91 |
Correct |
93 ms |
64872 KB |
Output is correct |
| 92 |
Correct |
92 ms |
64792 KB |
Output is correct |
| 93 |
Correct |
92 ms |
65072 KB |
Output is correct |
| 94 |
Correct |
101 ms |
64788 KB |
Output is correct |
| 95 |
Correct |
96 ms |
64852 KB |
Output is correct |
| 96 |
Correct |
95 ms |
64876 KB |
Output is correct |
| 97 |
Correct |
100 ms |
64800 KB |
Output is correct |
| 98 |
Correct |
93 ms |
64792 KB |
Output is correct |
| 99 |
Correct |
98 ms |
64896 KB |
Output is correct |
| 100 |
Correct |
91 ms |
64900 KB |
Output is correct |
| 101 |
Correct |
92 ms |
64908 KB |
Output is correct |
| 102 |
Correct |
92 ms |
64912 KB |
Output is correct |
