#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 1e5 + 7;
int n, a[N][2];
ll ans = 0;
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++) {
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;
}
x--;
y--;
a[x][y]++;
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < 2; j++) a[i][j]--;
}
int s0 = 0, s1 = 0;
for (int i = 0; i < n; i++) {
s0 += a[i][0];
s1 += a[i][1];
if (s0 < 0 && s1 > 0) {
int delta = min(-s0, s1);
s0 += delta;
s1 -= delta;
ans += delta;
}
if (s0 > 0 && s1 < 0) {
int delta = min(s0, -s1);
s0 -= delta;
s1 += delta;
ans += delta;
}
ans += abs(s0) + abs(s1);
}
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 |
384 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 |
512 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 |
376 KB |
Output is correct |
18 |
Correct |
1 ms |
364 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 |
384 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 |
2 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 |
384 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 |
512 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 |
376 KB |
Output is correct |
18 |
Correct |
1 ms |
364 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 |
384 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 |
2 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 |
2 ms |
364 KB |
Output is correct |
35 |
Correct |
2 ms |
512 KB |
Output is correct |
36 |
Correct |
2 ms |
364 KB |
Output is correct |
37 |
Correct |
2 ms |
364 KB |
Output is correct |
38 |
Correct |
2 ms |
364 KB |
Output is correct |
39 |
Correct |
1 ms |
364 KB |
Output is correct |
40 |
Correct |
2 ms |
376 KB |
Output is correct |
41 |
Correct |
2 ms |
364 KB |
Output is correct |
42 |
Correct |
2 ms |
364 KB |
Output is correct |
43 |
Correct |
2 ms |
364 KB |
Output is correct |
44 |
Correct |
2 ms |
364 KB |
Output is correct |
45 |
Correct |
2 ms |
364 KB |
Output is correct |
46 |
Correct |
2 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
364 KB |
Output is correct |
48 |
Correct |
2 ms |
364 KB |
Output is correct |
49 |
Correct |
2 ms |
364 KB |
Output is correct |
50 |
Correct |
2 ms |
364 KB |
Output is correct |
51 |
Correct |
2 ms |
364 KB |
Output is correct |
52 |
Correct |
2 ms |
364 KB |
Output is correct |
53 |
Correct |
2 ms |
364 KB |
Output is correct |
54 |
Correct |
2 ms |
364 KB |
Output is correct |
55 |
Correct |
2 ms |
364 KB |
Output is correct |
56 |
Correct |
2 ms |
364 KB |
Output is correct |
57 |
Correct |
2 ms |
364 KB |
Output is correct |
58 |
Correct |
2 ms |
364 KB |
Output is correct |
59 |
Correct |
2 ms |
384 KB |
Output is correct |
60 |
Correct |
2 ms |
364 KB |
Output is correct |
61 |
Correct |
2 ms |
364 KB |
Output is correct |
62 |
Correct |
2 ms |
364 KB |
Output is correct |
63 |
Correct |
1 ms |
364 KB |
Output is correct |
64 |
Correct |
2 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 |
384 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 |
512 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 |
376 KB |
Output is correct |
18 |
Correct |
1 ms |
364 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 |
384 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 |
2 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 |
2 ms |
364 KB |
Output is correct |
35 |
Correct |
2 ms |
512 KB |
Output is correct |
36 |
Correct |
2 ms |
364 KB |
Output is correct |
37 |
Correct |
2 ms |
364 KB |
Output is correct |
38 |
Correct |
2 ms |
364 KB |
Output is correct |
39 |
Correct |
1 ms |
364 KB |
Output is correct |
40 |
Correct |
2 ms |
376 KB |
Output is correct |
41 |
Correct |
2 ms |
364 KB |
Output is correct |
42 |
Correct |
2 ms |
364 KB |
Output is correct |
43 |
Correct |
2 ms |
364 KB |
Output is correct |
44 |
Correct |
2 ms |
364 KB |
Output is correct |
45 |
Correct |
2 ms |
364 KB |
Output is correct |
46 |
Correct |
2 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
364 KB |
Output is correct |
48 |
Correct |
2 ms |
364 KB |
Output is correct |
49 |
Correct |
2 ms |
364 KB |
Output is correct |
50 |
Correct |
2 ms |
364 KB |
Output is correct |
51 |
Correct |
2 ms |
364 KB |
Output is correct |
52 |
Correct |
2 ms |
364 KB |
Output is correct |
53 |
Correct |
2 ms |
364 KB |
Output is correct |
54 |
Correct |
2 ms |
364 KB |
Output is correct |
55 |
Correct |
2 ms |
364 KB |
Output is correct |
56 |
Correct |
2 ms |
364 KB |
Output is correct |
57 |
Correct |
2 ms |
364 KB |
Output is correct |
58 |
Correct |
2 ms |
364 KB |
Output is correct |
59 |
Correct |
2 ms |
384 KB |
Output is correct |
60 |
Correct |
2 ms |
364 KB |
Output is correct |
61 |
Correct |
2 ms |
364 KB |
Output is correct |
62 |
Correct |
2 ms |
364 KB |
Output is correct |
63 |
Correct |
1 ms |
364 KB |
Output is correct |
64 |
Correct |
2 ms |
364 KB |
Output is correct |
65 |
Correct |
34 ms |
2700 KB |
Output is correct |
66 |
Correct |
62 ms |
5868 KB |
Output is correct |
67 |
Correct |
53 ms |
4332 KB |
Output is correct |
68 |
Correct |
52 ms |
4508 KB |
Output is correct |
69 |
Correct |
52 ms |
4332 KB |
Output is correct |
70 |
Correct |
49 ms |
4332 KB |
Output is correct |
71 |
Correct |
49 ms |
4332 KB |
Output is correct |
72 |
Correct |
47 ms |
4460 KB |
Output is correct |
73 |
Correct |
46 ms |
4332 KB |
Output is correct |
74 |
Correct |
56 ms |
4332 KB |
Output is correct |
75 |
Correct |
53 ms |
4204 KB |
Output is correct |
76 |
Correct |
55 ms |
4332 KB |
Output is correct |
77 |
Correct |
47 ms |
4332 KB |
Output is correct |
78 |
Correct |
47 ms |
4332 KB |
Output is correct |
79 |
Correct |
58 ms |
4460 KB |
Output is correct |
80 |
Correct |
47 ms |
4376 KB |
Output is correct |
81 |
Correct |
46 ms |
4332 KB |
Output is correct |
82 |
Correct |
47 ms |
4332 KB |
Output is correct |
83 |
Correct |
46 ms |
4332 KB |
Output is correct |
84 |
Correct |
46 ms |
4332 KB |
Output is correct |
85 |
Correct |
46 ms |
4332 KB |
Output is correct |
86 |
Correct |
47 ms |
4332 KB |
Output is correct |
87 |
Correct |
47 ms |
4460 KB |
Output is correct |
88 |
Correct |
48 ms |
4332 KB |
Output is correct |
89 |
Correct |
59 ms |
4332 KB |
Output is correct |
90 |
Correct |
50 ms |
4332 KB |
Output is correct |
91 |
Correct |
51 ms |
4332 KB |
Output is correct |
92 |
Correct |
55 ms |
4608 KB |
Output is correct |
93 |
Correct |
47 ms |
4332 KB |
Output is correct |
94 |
Correct |
48 ms |
4204 KB |
Output is correct |
95 |
Correct |
47 ms |
4204 KB |
Output is correct |
96 |
Correct |
45 ms |
4332 KB |
Output is correct |
97 |
Correct |
47 ms |
4460 KB |
Output is correct |
98 |
Correct |
51 ms |
4332 KB |
Output is correct |
99 |
Correct |
48 ms |
4460 KB |
Output is correct |
100 |
Correct |
49 ms |
4332 KB |
Output is correct |
101 |
Correct |
47 ms |
4332 KB |
Output is correct |
102 |
Correct |
48 ms |
4352 KB |
Output is correct |
103 |
Correct |
49 ms |
4332 KB |
Output is correct |