#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 1005;
int n;
int x[2 * N], y[2 * N];
ll ans = 0;
ll d[2 * N][2 * N];
int main() {
#ifdef LOCAL
freopen("input.txt", "r", stdin);
#endif
ios::sync_with_stdio(false);
cin.tie(0);
cin >> n;
for (int i = 0; i < 2 * n; i++) {
cin >> x[i] >> y[i];
if (x[i] < 1) {
ans += 1 - x[i];
x[i] = 1;
}
if (x[i] > n) {
ans += x[i] - n;
x[i] = n;
}
if (y[i] < 1) {
ans += 1 - y[i];
y[i] = 1;
}
if (y[i] > 2) {
ans += y[i] - 2;
y[i] = 2;
}
x[i]--;
y[i]--;
}
vector<int> q, w;
for (int i = 0; i < 2 * n; i++) {
if (y[i] == 0) {
q.push_back(x[i]);
} else {
w.push_back(x[i]);
}
}
sort(q.begin(), q.end());
sort(w.begin(), w.end());
int qq = q.size(), ww = w.size();
for (int i = 0; i <= qq; i++) {
for (int j = 0; j <= ww; j++) d[i][j] = 1e18;
}
d[0][0] = 0;
for (int i = 0; i <= qq; i++) {
for (int j = 0; j <= ww; j++) {
int xx = (i + j) / 2, yy = (i + j) % 2;
if (i < qq) {
d[i + 1][j] = min(d[i + 1][j], d[i][j] + abs(xx - q[i]) + yy);
}
if (j < ww) {
d[i][j + 1] = min(d[i][j + 1], d[i][j] + abs(xx - w[j]) + 1 - yy);
}
}
}
ans += d[qq][ww];
cout << ans << endl;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
364 KB |
Output is correct |
22 |
Correct |
1 ms |
364 KB |
Output is correct |
23 |
Correct |
1 ms |
364 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
364 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
1 ms |
364 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
364 KB |
Output is correct |
22 |
Correct |
1 ms |
364 KB |
Output is correct |
23 |
Correct |
1 ms |
364 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
364 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
1 ms |
364 KB |
Output is correct |
34 |
Correct |
14 ms |
12268 KB |
Output is correct |
35 |
Correct |
6 ms |
8428 KB |
Output is correct |
36 |
Correct |
14 ms |
12140 KB |
Output is correct |
37 |
Correct |
14 ms |
12268 KB |
Output is correct |
38 |
Correct |
14 ms |
12268 KB |
Output is correct |
39 |
Correct |
14 ms |
12396 KB |
Output is correct |
40 |
Correct |
14 ms |
12268 KB |
Output is correct |
41 |
Correct |
14 ms |
12268 KB |
Output is correct |
42 |
Correct |
14 ms |
12268 KB |
Output is correct |
43 |
Correct |
14 ms |
12268 KB |
Output is correct |
44 |
Correct |
14 ms |
12268 KB |
Output is correct |
45 |
Correct |
14 ms |
12268 KB |
Output is correct |
46 |
Correct |
14 ms |
12396 KB |
Output is correct |
47 |
Correct |
14 ms |
12268 KB |
Output is correct |
48 |
Correct |
14 ms |
12396 KB |
Output is correct |
49 |
Correct |
14 ms |
12268 KB |
Output is correct |
50 |
Correct |
14 ms |
12268 KB |
Output is correct |
51 |
Correct |
14 ms |
12268 KB |
Output is correct |
52 |
Correct |
14 ms |
12268 KB |
Output is correct |
53 |
Correct |
6 ms |
8428 KB |
Output is correct |
54 |
Correct |
9 ms |
10348 KB |
Output is correct |
55 |
Correct |
5 ms |
3180 KB |
Output is correct |
56 |
Correct |
2 ms |
364 KB |
Output is correct |
57 |
Correct |
6 ms |
3564 KB |
Output is correct |
58 |
Correct |
13 ms |
10860 KB |
Output is correct |
59 |
Correct |
13 ms |
12652 KB |
Output is correct |
60 |
Correct |
14 ms |
12652 KB |
Output is correct |
61 |
Correct |
13 ms |
11244 KB |
Output is correct |
62 |
Correct |
12 ms |
10604 KB |
Output is correct |
63 |
Correct |
14 ms |
10092 KB |
Output is correct |
64 |
Correct |
10 ms |
7916 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
364 KB |
Output is correct |
22 |
Correct |
1 ms |
364 KB |
Output is correct |
23 |
Correct |
1 ms |
364 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
364 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
1 ms |
364 KB |
Output is correct |
34 |
Correct |
14 ms |
12268 KB |
Output is correct |
35 |
Correct |
6 ms |
8428 KB |
Output is correct |
36 |
Correct |
14 ms |
12140 KB |
Output is correct |
37 |
Correct |
14 ms |
12268 KB |
Output is correct |
38 |
Correct |
14 ms |
12268 KB |
Output is correct |
39 |
Correct |
14 ms |
12396 KB |
Output is correct |
40 |
Correct |
14 ms |
12268 KB |
Output is correct |
41 |
Correct |
14 ms |
12268 KB |
Output is correct |
42 |
Correct |
14 ms |
12268 KB |
Output is correct |
43 |
Correct |
14 ms |
12268 KB |
Output is correct |
44 |
Correct |
14 ms |
12268 KB |
Output is correct |
45 |
Correct |
14 ms |
12268 KB |
Output is correct |
46 |
Correct |
14 ms |
12396 KB |
Output is correct |
47 |
Correct |
14 ms |
12268 KB |
Output is correct |
48 |
Correct |
14 ms |
12396 KB |
Output is correct |
49 |
Correct |
14 ms |
12268 KB |
Output is correct |
50 |
Correct |
14 ms |
12268 KB |
Output is correct |
51 |
Correct |
14 ms |
12268 KB |
Output is correct |
52 |
Correct |
14 ms |
12268 KB |
Output is correct |
53 |
Correct |
6 ms |
8428 KB |
Output is correct |
54 |
Correct |
9 ms |
10348 KB |
Output is correct |
55 |
Correct |
5 ms |
3180 KB |
Output is correct |
56 |
Correct |
2 ms |
364 KB |
Output is correct |
57 |
Correct |
6 ms |
3564 KB |
Output is correct |
58 |
Correct |
13 ms |
10860 KB |
Output is correct |
59 |
Correct |
13 ms |
12652 KB |
Output is correct |
60 |
Correct |
14 ms |
12652 KB |
Output is correct |
61 |
Correct |
13 ms |
11244 KB |
Output is correct |
62 |
Correct |
12 ms |
10604 KB |
Output is correct |
63 |
Correct |
14 ms |
10092 KB |
Output is correct |
64 |
Correct |
10 ms |
7916 KB |
Output is correct |
65 |
Runtime error |
4 ms |
652 KB |
Execution killed with signal 11 |
66 |
Halted |
0 ms |
0 KB |
- |