| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 879423 |
2023-11-27T10:43:49 Z |
vjudge1 |
Lamps (JOI19_lamps) |
C++17 |
|
213 ms |
153340 KB |
// https://oj.uz/problem/view/JOI19_lamps
#include <bits/stdc++.h>
using namespace std;
enum {
Z = 0,
O = 1,
ZO = 2,
OZ = 3,
N = 4,
ON = 1,
OFF = 0
};
int32_t main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
int n;
string a, b;
cin >> n >> a >> b;
const int inf = 1e9 + 7;
vector<vector<vector<int>>> f(n + 1, vector<vector<int>>(2, vector<int>(5, inf)));
f[0][0][N] = 0;
// flip last
for (int i = 0; i < n; i++) {
for (int j = 0; j < 2; j++) {
for (int jj = 0; jj < 5; jj++) {
if (f[i][j][jj] == inf) continue;
}
for (int jj = 0; jj < 2; jj++) {
if ((0 ^ jj) == b[i] - '0') {
f[i + 1][jj][Z] = min({f[i + 1][jj][Z],
f[i][j][Z],
f[i][j][OZ],
f[i][j][N] + 1,
f[i][j][O] + 1,
f[i][j][ZO]}) +
(j < jj);
f[i + 1][jj][ZO] = min({f[i + 1][jj][ZO],
f[i][j][Z] + 1,
f[i][j][OZ] + 1,
f[i][j][N] + 2,
f[i][j][O] + 1,
f[i][j][ZO]}) +
(j < jj);
}
if ((1 ^ jj) == b[i] - '0') {
f[i + 1][jj][O] = min({f[i + 1][jj][O],
f[i][j][Z] + 1,
f[i][j][OZ],
f[i][j][N] + 1,
f[i][j][O],
f[i][j][ZO]}) +
(j < jj);
f[i + 1][jj][OZ] = min({f[i + 1][jj][OZ],
f[i][j][Z] + 1,
f[i][j][OZ],
f[i][j][N] + 2,
f[i][j][O] + 1,
f[i][j][ZO] + 1}) +
(j < jj);
}
if ((a[i] ^ jj) == b[i]) {
f[i + 1][jj][N] = min({f[i + 1][jj][N],
f[i][j][N],
f[i][j][O],
f[i][j][Z],
f[i][j][OZ],
f[i][j][ZO]}) +
(j < jj);
}
}
}
}
int res = inf;
for (int i = 0; i < 2; i++) {
for (int j = 0; j < 5; j++) {
res = min(res, f[n][i][j]);
}
}
cout << res;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
588 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
0 ms |
348 KB |
Output is correct |
| 28 |
Correct |
0 ms |
360 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
588 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
0 ms |
348 KB |
Output is correct |
| 28 |
Correct |
0 ms |
360 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
604 KB |
Output is correct |
| 36 |
Correct |
1 ms |
604 KB |
Output is correct |
| 37 |
Correct |
1 ms |
604 KB |
Output is correct |
| 38 |
Correct |
1 ms |
604 KB |
Output is correct |
| 39 |
Correct |
1 ms |
604 KB |
Output is correct |
| 40 |
Correct |
1 ms |
604 KB |
Output is correct |
| 41 |
Correct |
1 ms |
604 KB |
Output is correct |
| 42 |
Correct |
1 ms |
604 KB |
Output is correct |
| 43 |
Correct |
1 ms |
604 KB |
Output is correct |
| 44 |
Correct |
1 ms |
604 KB |
Output is correct |
| 45 |
Correct |
1 ms |
716 KB |
Output is correct |
| 46 |
Correct |
1 ms |
604 KB |
Output is correct |
| 47 |
Correct |
1 ms |
604 KB |
Output is correct |
| 48 |
Correct |
1 ms |
604 KB |
Output is correct |
| 49 |
Correct |
1 ms |
604 KB |
Output is correct |
| 50 |
Correct |
1 ms |
604 KB |
Output is correct |
| 51 |
Correct |
1 ms |
604 KB |
Output is correct |
| 52 |
Correct |
1 ms |
708 KB |
Output is correct |
| 53 |
Correct |
1 ms |
604 KB |
Output is correct |
| 54 |
Correct |
1 ms |
604 KB |
Output is correct |
| 55 |
Correct |
1 ms |
604 KB |
Output is correct |
| 56 |
Correct |
1 ms |
604 KB |
Output is correct |
| 57 |
Correct |
1 ms |
604 KB |
Output is correct |
| 58 |
Correct |
1 ms |
764 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
372 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
173 ms |
152992 KB |
Output is correct |
| 8 |
Correct |
194 ms |
153096 KB |
Output is correct |
| 9 |
Correct |
170 ms |
153000 KB |
Output is correct |
| 10 |
Correct |
169 ms |
153080 KB |
Output is correct |
| 11 |
Correct |
170 ms |
152984 KB |
Output is correct |
| 12 |
Correct |
168 ms |
152992 KB |
Output is correct |
| 13 |
Correct |
180 ms |
152952 KB |
Output is correct |
| 14 |
Correct |
169 ms |
153100 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
588 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
0 ms |
348 KB |
Output is correct |
| 28 |
Correct |
0 ms |
360 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
604 KB |
Output is correct |
| 36 |
Correct |
1 ms |
604 KB |
Output is correct |
| 37 |
Correct |
1 ms |
604 KB |
Output is correct |
| 38 |
Correct |
1 ms |
604 KB |
Output is correct |
| 39 |
Correct |
1 ms |
604 KB |
Output is correct |
| 40 |
Correct |
1 ms |
604 KB |
Output is correct |
| 41 |
Correct |
1 ms |
604 KB |
Output is correct |
| 42 |
Correct |
1 ms |
604 KB |
Output is correct |
| 43 |
Correct |
1 ms |
604 KB |
Output is correct |
| 44 |
Correct |
1 ms |
604 KB |
Output is correct |
| 45 |
Correct |
1 ms |
716 KB |
Output is correct |
| 46 |
Correct |
1 ms |
604 KB |
Output is correct |
| 47 |
Correct |
1 ms |
604 KB |
Output is correct |
| 48 |
Correct |
1 ms |
604 KB |
Output is correct |
| 49 |
Correct |
1 ms |
604 KB |
Output is correct |
| 50 |
Correct |
1 ms |
604 KB |
Output is correct |
| 51 |
Correct |
1 ms |
604 KB |
Output is correct |
| 52 |
Correct |
1 ms |
708 KB |
Output is correct |
| 53 |
Correct |
1 ms |
604 KB |
Output is correct |
| 54 |
Correct |
1 ms |
604 KB |
Output is correct |
| 55 |
Correct |
1 ms |
604 KB |
Output is correct |
| 56 |
Correct |
1 ms |
604 KB |
Output is correct |
| 57 |
Correct |
1 ms |
604 KB |
Output is correct |
| 58 |
Correct |
1 ms |
764 KB |
Output is correct |
| 59 |
Correct |
0 ms |
348 KB |
Output is correct |
| 60 |
Correct |
0 ms |
372 KB |
Output is correct |
| 61 |
Correct |
0 ms |
348 KB |
Output is correct |
| 62 |
Correct |
0 ms |
348 KB |
Output is correct |
| 63 |
Correct |
0 ms |
348 KB |
Output is correct |
| 64 |
Correct |
0 ms |
348 KB |
Output is correct |
| 65 |
Correct |
173 ms |
152992 KB |
Output is correct |
| 66 |
Correct |
194 ms |
153096 KB |
Output is correct |
| 67 |
Correct |
170 ms |
153000 KB |
Output is correct |
| 68 |
Correct |
169 ms |
153080 KB |
Output is correct |
| 69 |
Correct |
170 ms |
152984 KB |
Output is correct |
| 70 |
Correct |
168 ms |
152992 KB |
Output is correct |
| 71 |
Correct |
180 ms |
152952 KB |
Output is correct |
| 72 |
Correct |
169 ms |
153100 KB |
Output is correct |
| 73 |
Correct |
173 ms |
153100 KB |
Output is correct |
| 74 |
Correct |
170 ms |
153248 KB |
Output is correct |
| 75 |
Correct |
170 ms |
152936 KB |
Output is correct |
| 76 |
Correct |
173 ms |
152992 KB |
Output is correct |
| 77 |
Correct |
188 ms |
152872 KB |
Output is correct |
| 78 |
Correct |
170 ms |
153096 KB |
Output is correct |
| 79 |
Correct |
176 ms |
153092 KB |
Output is correct |
| 80 |
Correct |
175 ms |
153064 KB |
Output is correct |
| 81 |
Correct |
191 ms |
153096 KB |
Output is correct |
| 82 |
Correct |
173 ms |
153044 KB |
Output is correct |
| 83 |
Correct |
178 ms |
152984 KB |
Output is correct |
| 84 |
Correct |
183 ms |
153100 KB |
Output is correct |
| 85 |
Correct |
181 ms |
153160 KB |
Output is correct |
| 86 |
Correct |
174 ms |
152916 KB |
Output is correct |
| 87 |
Correct |
176 ms |
152928 KB |
Output is correct |
| 88 |
Correct |
205 ms |
152992 KB |
Output is correct |
| 89 |
Correct |
172 ms |
153340 KB |
Output is correct |
| 90 |
Correct |
213 ms |
152916 KB |
Output is correct |
| 91 |
Correct |
181 ms |
152988 KB |
Output is correct |
| 92 |
Correct |
177 ms |
153092 KB |
Output is correct |
| 93 |
Correct |
178 ms |
153096 KB |
Output is correct |
| 94 |
Correct |
186 ms |
153276 KB |
Output is correct |
| 95 |
Correct |
179 ms |
153100 KB |
Output is correct |
| 96 |
Correct |
180 ms |
153008 KB |
Output is correct |
| 97 |
Correct |
192 ms |
153212 KB |
Output is correct |
| 98 |
Correct |
179 ms |
153096 KB |
Output is correct |
| 99 |
Correct |
180 ms |
152904 KB |
Output is correct |
| 100 |
Correct |
185 ms |
153104 KB |
Output is correct |
| 101 |
Correct |
191 ms |
153100 KB |
Output is correct |
| 102 |
Correct |
213 ms |
152988 KB |
Output is correct |
