#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (ll)(r); ++x)
#define LoopR(x,l,r) for (ll x = (r)-1; x >= (ll)(l); --x)
typedef long long ll;
typedef std::pair<int, int> pii;
typedef std::pair<ll , ll > pll;
using namespace std;
const int N = 100'010;
int a[2][N];
int n;
int main()
{
cin.tie(0) -> sync_with_stdio(false);
memset(a, -1, sizeof(a));
ll ans = 0;
cin >> n;
Loop (i,0,2*n) {
int x, y;
cin >> x >> y;
if (x < 1) {
ans += 1-x;
x = 1;
}
if (x > n) {
ans += x-n;
x = n;
}
if (y < 1) {
ans += 1-y;
y = 1;
}
if (y > 2) {
ans += y-2;
y = 2;
}
a[y-1][x-1]++;
}
Loop (i,0,n) {
if ((a[0][i] < 0) != (a[1][i] < 0)) {
int mv = min(abs(a[0][i]), abs(a[1][i]));
ans += mv;
a[0][i] += a[0][i] < 0? mv: -mv;
a[1][i] += a[1][i] < 0? mv: -mv;
}
ans += abs(a[0][i]) + abs(a[1][i]);
a[0][i+1] += a[0][i];
a[1][i+1] += a[1][i];
}
cout << ans << '\n';
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1108 KB |
Output is correct |
2 |
Correct |
1 ms |
1108 KB |
Output is correct |
3 |
Correct |
1 ms |
1108 KB |
Output is correct |
4 |
Correct |
1 ms |
980 KB |
Output is correct |
5 |
Correct |
1 ms |
1108 KB |
Output is correct |
6 |
Correct |
1 ms |
1108 KB |
Output is correct |
7 |
Correct |
1 ms |
1108 KB |
Output is correct |
8 |
Correct |
1 ms |
1100 KB |
Output is correct |
9 |
Correct |
1 ms |
980 KB |
Output is correct |
10 |
Correct |
1 ms |
980 KB |
Output is correct |
11 |
Correct |
1 ms |
1108 KB |
Output is correct |
12 |
Correct |
1 ms |
980 KB |
Output is correct |
13 |
Correct |
1 ms |
1108 KB |
Output is correct |
14 |
Correct |
1 ms |
980 KB |
Output is correct |
15 |
Correct |
1 ms |
1108 KB |
Output is correct |
16 |
Correct |
1 ms |
980 KB |
Output is correct |
17 |
Correct |
1 ms |
1108 KB |
Output is correct |
18 |
Correct |
1 ms |
1108 KB |
Output is correct |
19 |
Correct |
1 ms |
980 KB |
Output is correct |
20 |
Correct |
1 ms |
1104 KB |
Output is correct |
21 |
Correct |
1 ms |
1108 KB |
Output is correct |
22 |
Correct |
1 ms |
1108 KB |
Output is correct |
23 |
Correct |
1 ms |
980 KB |
Output is correct |
24 |
Correct |
1 ms |
1104 KB |
Output is correct |
25 |
Correct |
1 ms |
1108 KB |
Output is correct |
26 |
Correct |
1 ms |
1108 KB |
Output is correct |
27 |
Correct |
1 ms |
1108 KB |
Output is correct |
28 |
Correct |
1 ms |
1108 KB |
Output is correct |
29 |
Correct |
1 ms |
980 KB |
Output is correct |
30 |
Correct |
1 ms |
980 KB |
Output is correct |
31 |
Correct |
1 ms |
980 KB |
Output is correct |
32 |
Correct |
1 ms |
1108 KB |
Output is correct |
33 |
Correct |
1 ms |
1112 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1108 KB |
Output is correct |
2 |
Correct |
1 ms |
1108 KB |
Output is correct |
3 |
Correct |
1 ms |
1108 KB |
Output is correct |
4 |
Correct |
1 ms |
980 KB |
Output is correct |
5 |
Correct |
1 ms |
1108 KB |
Output is correct |
6 |
Correct |
1 ms |
1108 KB |
Output is correct |
7 |
Correct |
1 ms |
1108 KB |
Output is correct |
8 |
Correct |
1 ms |
1100 KB |
Output is correct |
9 |
Correct |
1 ms |
980 KB |
Output is correct |
10 |
Correct |
1 ms |
980 KB |
Output is correct |
11 |
Correct |
1 ms |
1108 KB |
Output is correct |
12 |
Correct |
1 ms |
980 KB |
Output is correct |
13 |
Correct |
1 ms |
1108 KB |
Output is correct |
14 |
Correct |
1 ms |
980 KB |
Output is correct |
15 |
Correct |
1 ms |
1108 KB |
Output is correct |
16 |
Correct |
1 ms |
980 KB |
Output is correct |
17 |
Correct |
1 ms |
1108 KB |
Output is correct |
18 |
Correct |
1 ms |
1108 KB |
Output is correct |
19 |
Correct |
1 ms |
980 KB |
Output is correct |
20 |
Correct |
1 ms |
1104 KB |
Output is correct |
21 |
Correct |
1 ms |
1108 KB |
Output is correct |
22 |
Correct |
1 ms |
1108 KB |
Output is correct |
23 |
Correct |
1 ms |
980 KB |
Output is correct |
24 |
Correct |
1 ms |
1104 KB |
Output is correct |
25 |
Correct |
1 ms |
1108 KB |
Output is correct |
26 |
Correct |
1 ms |
1108 KB |
Output is correct |
27 |
Correct |
1 ms |
1108 KB |
Output is correct |
28 |
Correct |
1 ms |
1108 KB |
Output is correct |
29 |
Correct |
1 ms |
980 KB |
Output is correct |
30 |
Correct |
1 ms |
980 KB |
Output is correct |
31 |
Correct |
1 ms |
980 KB |
Output is correct |
32 |
Correct |
1 ms |
1108 KB |
Output is correct |
33 |
Correct |
1 ms |
1112 KB |
Output is correct |
34 |
Correct |
1 ms |
1108 KB |
Output is correct |
35 |
Correct |
2 ms |
1108 KB |
Output is correct |
36 |
Correct |
1 ms |
1108 KB |
Output is correct |
37 |
Correct |
1 ms |
1108 KB |
Output is correct |
38 |
Correct |
1 ms |
1108 KB |
Output is correct |
39 |
Correct |
1 ms |
1108 KB |
Output is correct |
40 |
Correct |
1 ms |
1108 KB |
Output is correct |
41 |
Correct |
1 ms |
1108 KB |
Output is correct |
42 |
Correct |
1 ms |
1108 KB |
Output is correct |
43 |
Correct |
1 ms |
1108 KB |
Output is correct |
44 |
Correct |
1 ms |
1108 KB |
Output is correct |
45 |
Correct |
2 ms |
1108 KB |
Output is correct |
46 |
Correct |
1 ms |
1108 KB |
Output is correct |
47 |
Correct |
2 ms |
1108 KB |
Output is correct |
48 |
Correct |
1 ms |
1108 KB |
Output is correct |
49 |
Correct |
1 ms |
1108 KB |
Output is correct |
50 |
Correct |
1 ms |
1108 KB |
Output is correct |
51 |
Correct |
1 ms |
1116 KB |
Output is correct |
52 |
Correct |
1 ms |
1108 KB |
Output is correct |
53 |
Correct |
1 ms |
1108 KB |
Output is correct |
54 |
Correct |
1 ms |
1108 KB |
Output is correct |
55 |
Correct |
1 ms |
1140 KB |
Output is correct |
56 |
Correct |
1 ms |
1120 KB |
Output is correct |
57 |
Correct |
2 ms |
1108 KB |
Output is correct |
58 |
Correct |
1 ms |
1236 KB |
Output is correct |
59 |
Correct |
1 ms |
1120 KB |
Output is correct |
60 |
Correct |
1 ms |
1108 KB |
Output is correct |
61 |
Correct |
1 ms |
1108 KB |
Output is correct |
62 |
Correct |
1 ms |
1120 KB |
Output is correct |
63 |
Correct |
1 ms |
1108 KB |
Output is correct |
64 |
Correct |
2 ms |
1136 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1108 KB |
Output is correct |
2 |
Correct |
1 ms |
1108 KB |
Output is correct |
3 |
Correct |
1 ms |
1108 KB |
Output is correct |
4 |
Correct |
1 ms |
980 KB |
Output is correct |
5 |
Correct |
1 ms |
1108 KB |
Output is correct |
6 |
Correct |
1 ms |
1108 KB |
Output is correct |
7 |
Correct |
1 ms |
1108 KB |
Output is correct |
8 |
Correct |
1 ms |
1100 KB |
Output is correct |
9 |
Correct |
1 ms |
980 KB |
Output is correct |
10 |
Correct |
1 ms |
980 KB |
Output is correct |
11 |
Correct |
1 ms |
1108 KB |
Output is correct |
12 |
Correct |
1 ms |
980 KB |
Output is correct |
13 |
Correct |
1 ms |
1108 KB |
Output is correct |
14 |
Correct |
1 ms |
980 KB |
Output is correct |
15 |
Correct |
1 ms |
1108 KB |
Output is correct |
16 |
Correct |
1 ms |
980 KB |
Output is correct |
17 |
Correct |
1 ms |
1108 KB |
Output is correct |
18 |
Correct |
1 ms |
1108 KB |
Output is correct |
19 |
Correct |
1 ms |
980 KB |
Output is correct |
20 |
Correct |
1 ms |
1104 KB |
Output is correct |
21 |
Correct |
1 ms |
1108 KB |
Output is correct |
22 |
Correct |
1 ms |
1108 KB |
Output is correct |
23 |
Correct |
1 ms |
980 KB |
Output is correct |
24 |
Correct |
1 ms |
1104 KB |
Output is correct |
25 |
Correct |
1 ms |
1108 KB |
Output is correct |
26 |
Correct |
1 ms |
1108 KB |
Output is correct |
27 |
Correct |
1 ms |
1108 KB |
Output is correct |
28 |
Correct |
1 ms |
1108 KB |
Output is correct |
29 |
Correct |
1 ms |
980 KB |
Output is correct |
30 |
Correct |
1 ms |
980 KB |
Output is correct |
31 |
Correct |
1 ms |
980 KB |
Output is correct |
32 |
Correct |
1 ms |
1108 KB |
Output is correct |
33 |
Correct |
1 ms |
1112 KB |
Output is correct |
34 |
Correct |
1 ms |
1108 KB |
Output is correct |
35 |
Correct |
2 ms |
1108 KB |
Output is correct |
36 |
Correct |
1 ms |
1108 KB |
Output is correct |
37 |
Correct |
1 ms |
1108 KB |
Output is correct |
38 |
Correct |
1 ms |
1108 KB |
Output is correct |
39 |
Correct |
1 ms |
1108 KB |
Output is correct |
40 |
Correct |
1 ms |
1108 KB |
Output is correct |
41 |
Correct |
1 ms |
1108 KB |
Output is correct |
42 |
Correct |
1 ms |
1108 KB |
Output is correct |
43 |
Correct |
1 ms |
1108 KB |
Output is correct |
44 |
Correct |
1 ms |
1108 KB |
Output is correct |
45 |
Correct |
2 ms |
1108 KB |
Output is correct |
46 |
Correct |
1 ms |
1108 KB |
Output is correct |
47 |
Correct |
2 ms |
1108 KB |
Output is correct |
48 |
Correct |
1 ms |
1108 KB |
Output is correct |
49 |
Correct |
1 ms |
1108 KB |
Output is correct |
50 |
Correct |
1 ms |
1108 KB |
Output is correct |
51 |
Correct |
1 ms |
1116 KB |
Output is correct |
52 |
Correct |
1 ms |
1108 KB |
Output is correct |
53 |
Correct |
1 ms |
1108 KB |
Output is correct |
54 |
Correct |
1 ms |
1108 KB |
Output is correct |
55 |
Correct |
1 ms |
1140 KB |
Output is correct |
56 |
Correct |
1 ms |
1120 KB |
Output is correct |
57 |
Correct |
2 ms |
1108 KB |
Output is correct |
58 |
Correct |
1 ms |
1236 KB |
Output is correct |
59 |
Correct |
1 ms |
1120 KB |
Output is correct |
60 |
Correct |
1 ms |
1108 KB |
Output is correct |
61 |
Correct |
1 ms |
1108 KB |
Output is correct |
62 |
Correct |
1 ms |
1120 KB |
Output is correct |
63 |
Correct |
1 ms |
1108 KB |
Output is correct |
64 |
Correct |
2 ms |
1136 KB |
Output is correct |
65 |
Correct |
25 ms |
2620 KB |
Output is correct |
66 |
Correct |
52 ms |
5688 KB |
Output is correct |
67 |
Correct |
47 ms |
4172 KB |
Output is correct |
68 |
Correct |
46 ms |
4164 KB |
Output is correct |
69 |
Correct |
44 ms |
4172 KB |
Output is correct |
70 |
Correct |
39 ms |
4284 KB |
Output is correct |
71 |
Correct |
44 ms |
4272 KB |
Output is correct |
72 |
Correct |
40 ms |
4288 KB |
Output is correct |
73 |
Correct |
41 ms |
4404 KB |
Output is correct |
74 |
Correct |
39 ms |
4280 KB |
Output is correct |
75 |
Correct |
40 ms |
4152 KB |
Output is correct |
76 |
Correct |
41 ms |
4284 KB |
Output is correct |
77 |
Correct |
44 ms |
4144 KB |
Output is correct |
78 |
Correct |
41 ms |
4276 KB |
Output is correct |
79 |
Correct |
44 ms |
4276 KB |
Output is correct |
80 |
Correct |
52 ms |
4288 KB |
Output is correct |
81 |
Correct |
40 ms |
4288 KB |
Output is correct |
82 |
Correct |
41 ms |
4280 KB |
Output is correct |
83 |
Correct |
39 ms |
4276 KB |
Output is correct |
84 |
Correct |
41 ms |
4172 KB |
Output is correct |
85 |
Correct |
44 ms |
4272 KB |
Output is correct |
86 |
Correct |
46 ms |
4152 KB |
Output is correct |
87 |
Correct |
40 ms |
4160 KB |
Output is correct |
88 |
Correct |
43 ms |
4272 KB |
Output is correct |
89 |
Correct |
41 ms |
4272 KB |
Output is correct |
90 |
Correct |
42 ms |
4280 KB |
Output is correct |
91 |
Correct |
45 ms |
4276 KB |
Output is correct |
92 |
Correct |
39 ms |
4276 KB |
Output is correct |
93 |
Correct |
42 ms |
4276 KB |
Output is correct |
94 |
Correct |
39 ms |
4172 KB |
Output is correct |
95 |
Correct |
43 ms |
4172 KB |
Output is correct |
96 |
Correct |
40 ms |
4276 KB |
Output is correct |
97 |
Correct |
37 ms |
4272 KB |
Output is correct |
98 |
Correct |
40 ms |
4300 KB |
Output is correct |
99 |
Correct |
39 ms |
4172 KB |
Output is correct |
100 |
Correct |
44 ms |
4292 KB |
Output is correct |
101 |
Correct |
44 ms |
4172 KB |
Output is correct |
102 |
Correct |
42 ms |
4288 KB |
Output is correct |
103 |
Correct |
38 ms |
4280 KB |
Output is correct |