#include <bits/stdc++.h>
// #include <ext/pb_ds/assoc_container.hpp>
#define range(i, n) for (int i = 0; i < (n); ++i)
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()
#define ar array
using namespace std;
// using namespace __gnu_pbds;
/*
typedef tree<
int,
null_type,
less<int>,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;
*/
typedef long long ll;
typedef double ld;
typedef unsigned long long ull;
const int INFi = 1e9 + 5;
const int maxN = 2e5 + 5;
const int md = 998244353;
const ll INF = 2e18;
double getTime() { return clock() / (double) CLOCKS_PER_SEC; }
void solve() {
int n;
cin >> n;
vector<vector<int>> cnt(2, vector<int> (n + 1));
ll ans = 0;
range(_, 2 * n) {
int x, y;
cin >> x >> y;
if (y < 1) {
ans += 1 - y;
y = 1;
} else if (y > 2) {
ans += y - 2;
y = 2;
}
if (x < 1) {
ans += 1 - x;
x = 1;
} else if (x > n) {
ans += x - n;
x = n;
}
cnt[y - 1][x]++;
}
n++;
int i = 0, j = 0;
cnt[0][0] = cnt[1][0] = 1;
for(int e = 1; e < n; ++e) {
if (i == e - 1 && j == e - 1) {
ans += cnt[0][i] - 1;
cnt[0][e] += cnt[0][i] - 1;
cnt[0][i] = 1;
ans += cnt[1][j] - 1;
cnt[1][e] += cnt[1][j] - 1;
cnt[1][j] = 1;
} else {
while(cnt[0][e] && i != e - 1) {
i++;
cnt[0][i] = 1;
cnt[0][e]--;
ans += e - i;
}
while(cnt[1][e] && j != e - 1) {
j++;
cnt[1][j] = 1;
cnt[1][e]--;
ans += e - j;
}
}
if (j == e - 1 && cnt[1][e]) j++;
if (i == e - 1 && cnt[0][e]) i++;
while(cnt[0][e] > 1 && j != e) {
j++;
cnt[0][e]--;
cnt[1][j] = 1;
ans += e - j + 1;
}
while(cnt[1][e] > 1 && i != e) {
i++;
cnt[1][e]--;
cnt[0][i] = 1;
ans += e - i + 1;
}
}
cout << ans << '\n';
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
// cout << setprecision(15) << fixed;
int tests = 1;
// cin >> tests;
range(_, tests) {
solve();
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
0 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
0 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
312 KB |
Output is correct |
27 |
Correct |
0 ms |
204 KB |
Output is correct |
28 |
Correct |
1 ms |
204 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
0 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
0 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
312 KB |
Output is correct |
27 |
Correct |
0 ms |
204 KB |
Output is correct |
28 |
Correct |
1 ms |
204 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
356 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
2 ms |
332 KB |
Output is correct |
40 |
Correct |
1 ms |
332 KB |
Output is correct |
41 |
Correct |
2 ms |
332 KB |
Output is correct |
42 |
Correct |
1 ms |
332 KB |
Output is correct |
43 |
Correct |
1 ms |
332 KB |
Output is correct |
44 |
Correct |
1 ms |
332 KB |
Output is correct |
45 |
Correct |
1 ms |
332 KB |
Output is correct |
46 |
Correct |
1 ms |
332 KB |
Output is correct |
47 |
Correct |
1 ms |
332 KB |
Output is correct |
48 |
Correct |
1 ms |
332 KB |
Output is correct |
49 |
Correct |
2 ms |
332 KB |
Output is correct |
50 |
Correct |
1 ms |
332 KB |
Output is correct |
51 |
Correct |
1 ms |
332 KB |
Output is correct |
52 |
Correct |
1 ms |
332 KB |
Output is correct |
53 |
Correct |
1 ms |
332 KB |
Output is correct |
54 |
Correct |
1 ms |
324 KB |
Output is correct |
55 |
Correct |
1 ms |
332 KB |
Output is correct |
56 |
Correct |
1 ms |
332 KB |
Output is correct |
57 |
Correct |
2 ms |
332 KB |
Output is correct |
58 |
Correct |
1 ms |
332 KB |
Output is correct |
59 |
Correct |
1 ms |
332 KB |
Output is correct |
60 |
Correct |
1 ms |
332 KB |
Output is correct |
61 |
Correct |
1 ms |
332 KB |
Output is correct |
62 |
Correct |
1 ms |
332 KB |
Output is correct |
63 |
Correct |
2 ms |
332 KB |
Output is correct |
64 |
Correct |
1 ms |
332 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
0 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
0 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
312 KB |
Output is correct |
27 |
Correct |
0 ms |
204 KB |
Output is correct |
28 |
Correct |
1 ms |
204 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
356 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
2 ms |
332 KB |
Output is correct |
40 |
Correct |
1 ms |
332 KB |
Output is correct |
41 |
Correct |
2 ms |
332 KB |
Output is correct |
42 |
Correct |
1 ms |
332 KB |
Output is correct |
43 |
Correct |
1 ms |
332 KB |
Output is correct |
44 |
Correct |
1 ms |
332 KB |
Output is correct |
45 |
Correct |
1 ms |
332 KB |
Output is correct |
46 |
Correct |
1 ms |
332 KB |
Output is correct |
47 |
Correct |
1 ms |
332 KB |
Output is correct |
48 |
Correct |
1 ms |
332 KB |
Output is correct |
49 |
Correct |
2 ms |
332 KB |
Output is correct |
50 |
Correct |
1 ms |
332 KB |
Output is correct |
51 |
Correct |
1 ms |
332 KB |
Output is correct |
52 |
Correct |
1 ms |
332 KB |
Output is correct |
53 |
Correct |
1 ms |
332 KB |
Output is correct |
54 |
Correct |
1 ms |
324 KB |
Output is correct |
55 |
Correct |
1 ms |
332 KB |
Output is correct |
56 |
Correct |
1 ms |
332 KB |
Output is correct |
57 |
Correct |
2 ms |
332 KB |
Output is correct |
58 |
Correct |
1 ms |
332 KB |
Output is correct |
59 |
Correct |
1 ms |
332 KB |
Output is correct |
60 |
Correct |
1 ms |
332 KB |
Output is correct |
61 |
Correct |
1 ms |
332 KB |
Output is correct |
62 |
Correct |
1 ms |
332 KB |
Output is correct |
63 |
Correct |
2 ms |
332 KB |
Output is correct |
64 |
Correct |
1 ms |
332 KB |
Output is correct |
65 |
Correct |
39 ms |
2632 KB |
Output is correct |
66 |
Correct |
67 ms |
5688 KB |
Output is correct |
67 |
Correct |
53 ms |
4276 KB |
Output is correct |
68 |
Correct |
52 ms |
4272 KB |
Output is correct |
69 |
Correct |
59 ms |
4144 KB |
Output is correct |
70 |
Correct |
53 ms |
4152 KB |
Output is correct |
71 |
Correct |
55 ms |
4164 KB |
Output is correct |
72 |
Correct |
51 ms |
4288 KB |
Output is correct |
73 |
Correct |
56 ms |
4280 KB |
Output is correct |
74 |
Correct |
50 ms |
4288 KB |
Output is correct |
75 |
Correct |
52 ms |
4156 KB |
Output is correct |
76 |
Correct |
50 ms |
4288 KB |
Output is correct |
77 |
Correct |
53 ms |
4156 KB |
Output is correct |
78 |
Correct |
51 ms |
4284 KB |
Output is correct |
79 |
Correct |
52 ms |
4280 KB |
Output is correct |
80 |
Correct |
62 ms |
4288 KB |
Output is correct |
81 |
Correct |
50 ms |
4280 KB |
Output is correct |
82 |
Correct |
50 ms |
4164 KB |
Output is correct |
83 |
Correct |
52 ms |
4288 KB |
Output is correct |
84 |
Correct |
52 ms |
4276 KB |
Output is correct |
85 |
Correct |
50 ms |
4284 KB |
Output is correct |
86 |
Correct |
64 ms |
4160 KB |
Output is correct |
87 |
Correct |
51 ms |
4276 KB |
Output is correct |
88 |
Correct |
52 ms |
4272 KB |
Output is correct |
89 |
Correct |
53 ms |
4268 KB |
Output is correct |
90 |
Correct |
65 ms |
4160 KB |
Output is correct |
91 |
Correct |
59 ms |
4172 KB |
Output is correct |
92 |
Correct |
49 ms |
4292 KB |
Output is correct |
93 |
Correct |
53 ms |
4284 KB |
Output is correct |
94 |
Correct |
55 ms |
4160 KB |
Output is correct |
95 |
Correct |
61 ms |
4176 KB |
Output is correct |
96 |
Correct |
50 ms |
4284 KB |
Output is correct |
97 |
Correct |
56 ms |
4420 KB |
Output is correct |
98 |
Correct |
53 ms |
4292 KB |
Output is correct |
99 |
Correct |
61 ms |
4284 KB |
Output is correct |
100 |
Correct |
52 ms |
4284 KB |
Output is correct |
101 |
Correct |
54 ms |
4152 KB |
Output is correct |
102 |
Correct |
68 ms |
4276 KB |
Output is correct |
103 |
Correct |
56 ms |
4292 KB |
Output is correct |