#include <bits/stdc++.h>
#define int long long
#define IO ios::sync_with_stdio(0), cin.tie(0)
#define FOR(i, a, b) for (int i = a, I = b; i <= I; i++)
using namespace std;
using pii = pair<int, int>;
void dbg() {;}
template<class T, class ...U>
void dbg(T a, U ...b) { cout << a << " "; dbg(b...); }
void ent() { cout << "\n"; }
const int N = 200005;
pii a[N];
int mp[N][3];
signed main() {
IO;
int n;
cin >> n;
FOR(i, 1, 2 * n) cin >> a[i].first >> a[i].second;
int ans = 0;
FOR(i, 1, 2 * n) {
auto [x, y] = a[i];
int tarx, tary;
if (x <= 1) tarx = 1;
else if (x >= n) tarx = n;
else tarx = x;
if (y <= 1) tary = 1;
else tary = 2;
ans += abs(tarx - x) + abs(tary - y);
mp[tarx][tary] += 1;
}
int U_cnt = 0;
int D_cnt = 0;
FOR(i, 1, n) {
if (mp[i][1] == 0)
D_cnt += 1;
if (mp[i][2] == 0)
U_cnt += 1;
if (mp[i][1] > 1) {
if (D_cnt > 0) {
int dif = min(mp[i][1] - 1, D_cnt);
D_cnt -= dif;
mp[i][1] -= dif;
}
}
if (mp[i][2] > 1) {
if (U_cnt > 0) {
int dif = min(mp[i][2] - 1, U_cnt);
U_cnt -= dif;
mp[i][2] -= dif;
}
}
if (mp[i][1] > 1) {
if (U_cnt > 0) {
int dif = min(mp[i][1] - 1, U_cnt);
U_cnt -= dif;
mp[i][1] -= dif;
ans += dif;
}
}
if (mp[i][2] > 1) {
if (D_cnt > 0) {
int dif = min(mp[i][2] - 1, D_cnt);
D_cnt -= dif;
mp[i][2] -= dif;
ans += dif;
}
}
if (mp[i][1] > 1) {
ans += mp[i][1] - 1;
mp[i + 1][1] += mp[i][1] - 1;
mp[i][1] = 1;
}
if (mp[i][2] > 1) {
ans += mp[i][2] - 1;
mp[i + 1][2] += mp[i][2] - 1;
mp[i][2] = 1;
}
ans += U_cnt + D_cnt;
}
cout << ans << "\n";
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
0 ms |
2396 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
0 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
2 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2392 KB |
Output is correct |
21 |
Correct |
0 ms |
2396 KB |
Output is correct |
22 |
Correct |
0 ms |
2396 KB |
Output is correct |
23 |
Correct |
0 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2508 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
0 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
0 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
0 ms |
2396 KB |
Output is correct |
32 |
Correct |
0 ms |
2396 KB |
Output is correct |
33 |
Correct |
0 ms |
2512 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
0 ms |
2396 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
0 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
2 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2392 KB |
Output is correct |
21 |
Correct |
0 ms |
2396 KB |
Output is correct |
22 |
Correct |
0 ms |
2396 KB |
Output is correct |
23 |
Correct |
0 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2508 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
0 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
0 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
0 ms |
2396 KB |
Output is correct |
32 |
Correct |
0 ms |
2396 KB |
Output is correct |
33 |
Correct |
0 ms |
2512 KB |
Output is correct |
34 |
Correct |
1 ms |
2396 KB |
Output is correct |
35 |
Correct |
1 ms |
2396 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2652 KB |
Output is correct |
38 |
Correct |
1 ms |
2396 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
1 ms |
2396 KB |
Output is correct |
42 |
Correct |
1 ms |
2396 KB |
Output is correct |
43 |
Correct |
1 ms |
2780 KB |
Output is correct |
44 |
Correct |
1 ms |
2396 KB |
Output is correct |
45 |
Correct |
1 ms |
2396 KB |
Output is correct |
46 |
Correct |
1 ms |
2396 KB |
Output is correct |
47 |
Correct |
1 ms |
2396 KB |
Output is correct |
48 |
Correct |
1 ms |
2396 KB |
Output is correct |
49 |
Correct |
1 ms |
2592 KB |
Output is correct |
50 |
Correct |
1 ms |
2396 KB |
Output is correct |
51 |
Correct |
1 ms |
2396 KB |
Output is correct |
52 |
Correct |
1 ms |
2396 KB |
Output is correct |
53 |
Correct |
1 ms |
2392 KB |
Output is correct |
54 |
Correct |
1 ms |
2396 KB |
Output is correct |
55 |
Correct |
1 ms |
2396 KB |
Output is correct |
56 |
Correct |
1 ms |
2396 KB |
Output is correct |
57 |
Correct |
2 ms |
2396 KB |
Output is correct |
58 |
Correct |
1 ms |
2396 KB |
Output is correct |
59 |
Correct |
1 ms |
2396 KB |
Output is correct |
60 |
Correct |
1 ms |
2648 KB |
Output is correct |
61 |
Correct |
1 ms |
2396 KB |
Output is correct |
62 |
Correct |
1 ms |
2392 KB |
Output is correct |
63 |
Correct |
1 ms |
2648 KB |
Output is correct |
64 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
0 ms |
2396 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
0 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
2 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2392 KB |
Output is correct |
21 |
Correct |
0 ms |
2396 KB |
Output is correct |
22 |
Correct |
0 ms |
2396 KB |
Output is correct |
23 |
Correct |
0 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2508 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
0 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
0 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
0 ms |
2396 KB |
Output is correct |
32 |
Correct |
0 ms |
2396 KB |
Output is correct |
33 |
Correct |
0 ms |
2512 KB |
Output is correct |
34 |
Correct |
1 ms |
2396 KB |
Output is correct |
35 |
Correct |
1 ms |
2396 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2652 KB |
Output is correct |
38 |
Correct |
1 ms |
2396 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
1 ms |
2396 KB |
Output is correct |
42 |
Correct |
1 ms |
2396 KB |
Output is correct |
43 |
Correct |
1 ms |
2780 KB |
Output is correct |
44 |
Correct |
1 ms |
2396 KB |
Output is correct |
45 |
Correct |
1 ms |
2396 KB |
Output is correct |
46 |
Correct |
1 ms |
2396 KB |
Output is correct |
47 |
Correct |
1 ms |
2396 KB |
Output is correct |
48 |
Correct |
1 ms |
2396 KB |
Output is correct |
49 |
Correct |
1 ms |
2592 KB |
Output is correct |
50 |
Correct |
1 ms |
2396 KB |
Output is correct |
51 |
Correct |
1 ms |
2396 KB |
Output is correct |
52 |
Correct |
1 ms |
2396 KB |
Output is correct |
53 |
Correct |
1 ms |
2392 KB |
Output is correct |
54 |
Correct |
1 ms |
2396 KB |
Output is correct |
55 |
Correct |
1 ms |
2396 KB |
Output is correct |
56 |
Correct |
1 ms |
2396 KB |
Output is correct |
57 |
Correct |
2 ms |
2396 KB |
Output is correct |
58 |
Correct |
1 ms |
2396 KB |
Output is correct |
59 |
Correct |
1 ms |
2396 KB |
Output is correct |
60 |
Correct |
1 ms |
2648 KB |
Output is correct |
61 |
Correct |
1 ms |
2396 KB |
Output is correct |
62 |
Correct |
1 ms |
2392 KB |
Output is correct |
63 |
Correct |
1 ms |
2648 KB |
Output is correct |
64 |
Correct |
1 ms |
2396 KB |
Output is correct |
65 |
Correct |
20 ms |
9820 KB |
Output is correct |
66 |
Correct |
35 ms |
10832 KB |
Output is correct |
67 |
Correct |
30 ms |
11328 KB |
Output is correct |
68 |
Correct |
30 ms |
11344 KB |
Output is correct |
69 |
Correct |
30 ms |
11348 KB |
Output is correct |
70 |
Correct |
37 ms |
11368 KB |
Output is correct |
71 |
Correct |
29 ms |
11348 KB |
Output is correct |
72 |
Correct |
30 ms |
11132 KB |
Output is correct |
73 |
Correct |
30 ms |
11076 KB |
Output is correct |
74 |
Correct |
39 ms |
11088 KB |
Output is correct |
75 |
Correct |
29 ms |
11332 KB |
Output is correct |
76 |
Correct |
29 ms |
11088 KB |
Output is correct |
77 |
Correct |
29 ms |
11092 KB |
Output is correct |
78 |
Correct |
29 ms |
11092 KB |
Output is correct |
79 |
Correct |
29 ms |
11088 KB |
Output is correct |
80 |
Correct |
30 ms |
11088 KB |
Output is correct |
81 |
Correct |
29 ms |
11096 KB |
Output is correct |
82 |
Correct |
29 ms |
11344 KB |
Output is correct |
83 |
Correct |
29 ms |
11072 KB |
Output is correct |
84 |
Correct |
29 ms |
11344 KB |
Output is correct |
85 |
Correct |
29 ms |
11348 KB |
Output is correct |
86 |
Correct |
29 ms |
11348 KB |
Output is correct |
87 |
Correct |
29 ms |
11348 KB |
Output is correct |
88 |
Correct |
33 ms |
11648 KB |
Output is correct |
89 |
Correct |
39 ms |
11348 KB |
Output is correct |
90 |
Correct |
30 ms |
11372 KB |
Output is correct |
91 |
Correct |
30 ms |
11356 KB |
Output is correct |
92 |
Correct |
29 ms |
11348 KB |
Output is correct |
93 |
Correct |
29 ms |
11348 KB |
Output is correct |
94 |
Correct |
28 ms |
11356 KB |
Output is correct |
95 |
Correct |
28 ms |
11344 KB |
Output is correct |
96 |
Correct |
29 ms |
11092 KB |
Output is correct |
97 |
Correct |
29 ms |
11092 KB |
Output is correct |
98 |
Correct |
29 ms |
9300 KB |
Output is correct |
99 |
Correct |
29 ms |
9300 KB |
Output is correct |
100 |
Correct |
29 ms |
9348 KB |
Output is correct |
101 |
Correct |
30 ms |
9300 KB |
Output is correct |
102 |
Correct |
32 ms |
11308 KB |
Output is correct |
103 |
Correct |
29 ms |
9308 KB |
Output is correct |