#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
const int maxn = 100000 + 10;
const int inf = 1e9;
int dw[maxn], up[maxn];
int main(){
ios_base::sync_with_stdio(false);
int n;
cin >> n;
ll answer = 0;
for (int i = 1; i <= 2*n; i++){
int x, y;
cin >> x >> y;
if (x < 1)
answer += (1 - x), x = 1;
if (n < x)
answer += (x - n), x = n;
if (y < 1)
answer += (1 - y), y = 1;
if (2 < y)
answer += (y - 2), y = 2;
if (y == 1)
dw[x] ++;
else
up[x] ++;
}
int lo = 1, hi = 1;
for (int i = 1; i <= n; i++){
while (lo <= i and dw[i] > 0){
dw[i] --;
answer += (i - lo);
lo ++;
}
while (hi <= i and up[i] > 0){
up[i] --;
answer += (i - hi);
hi ++;
}
while (hi <= i and dw[i] > 0){
dw[i] --;
answer += (i - hi + 1);
hi ++;
}
while (lo <= i and up[i] > 0){
up[i] --;
answer += (i - lo + 1);
lo ++;
}
answer += up[i] + dw[i];
up[i + 1] += up[i];
dw[i + 1] += dw[i];
}
cout << answer << endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
252 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
15 |
Correct |
5 ms |
380 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
380 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
5 ms |
380 KB |
Output is correct |
25 |
Correct |
5 ms |
376 KB |
Output is correct |
26 |
Correct |
5 ms |
376 KB |
Output is correct |
27 |
Correct |
5 ms |
376 KB |
Output is correct |
28 |
Correct |
5 ms |
376 KB |
Output is correct |
29 |
Correct |
5 ms |
376 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
376 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
252 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
15 |
Correct |
5 ms |
380 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
380 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
5 ms |
380 KB |
Output is correct |
25 |
Correct |
5 ms |
376 KB |
Output is correct |
26 |
Correct |
5 ms |
376 KB |
Output is correct |
27 |
Correct |
5 ms |
376 KB |
Output is correct |
28 |
Correct |
5 ms |
376 KB |
Output is correct |
29 |
Correct |
5 ms |
376 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
376 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
376 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
6 ms |
376 KB |
Output is correct |
36 |
Correct |
6 ms |
376 KB |
Output is correct |
37 |
Correct |
5 ms |
376 KB |
Output is correct |
38 |
Correct |
5 ms |
376 KB |
Output is correct |
39 |
Correct |
5 ms |
376 KB |
Output is correct |
40 |
Correct |
5 ms |
376 KB |
Output is correct |
41 |
Correct |
5 ms |
376 KB |
Output is correct |
42 |
Correct |
5 ms |
404 KB |
Output is correct |
43 |
Correct |
7 ms |
376 KB |
Output is correct |
44 |
Correct |
5 ms |
376 KB |
Output is correct |
45 |
Correct |
5 ms |
504 KB |
Output is correct |
46 |
Correct |
5 ms |
376 KB |
Output is correct |
47 |
Correct |
5 ms |
376 KB |
Output is correct |
48 |
Correct |
5 ms |
376 KB |
Output is correct |
49 |
Correct |
5 ms |
376 KB |
Output is correct |
50 |
Correct |
6 ms |
376 KB |
Output is correct |
51 |
Correct |
5 ms |
376 KB |
Output is correct |
52 |
Correct |
6 ms |
376 KB |
Output is correct |
53 |
Correct |
5 ms |
376 KB |
Output is correct |
54 |
Correct |
5 ms |
376 KB |
Output is correct |
55 |
Correct |
5 ms |
376 KB |
Output is correct |
56 |
Correct |
5 ms |
376 KB |
Output is correct |
57 |
Correct |
5 ms |
376 KB |
Output is correct |
58 |
Correct |
5 ms |
376 KB |
Output is correct |
59 |
Correct |
5 ms |
376 KB |
Output is correct |
60 |
Correct |
6 ms |
376 KB |
Output is correct |
61 |
Correct |
6 ms |
376 KB |
Output is correct |
62 |
Correct |
6 ms |
376 KB |
Output is correct |
63 |
Correct |
5 ms |
376 KB |
Output is correct |
64 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
252 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
15 |
Correct |
5 ms |
380 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
380 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
5 ms |
380 KB |
Output is correct |
25 |
Correct |
5 ms |
376 KB |
Output is correct |
26 |
Correct |
5 ms |
376 KB |
Output is correct |
27 |
Correct |
5 ms |
376 KB |
Output is correct |
28 |
Correct |
5 ms |
376 KB |
Output is correct |
29 |
Correct |
5 ms |
376 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
376 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
376 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
6 ms |
376 KB |
Output is correct |
36 |
Correct |
6 ms |
376 KB |
Output is correct |
37 |
Correct |
5 ms |
376 KB |
Output is correct |
38 |
Correct |
5 ms |
376 KB |
Output is correct |
39 |
Correct |
5 ms |
376 KB |
Output is correct |
40 |
Correct |
5 ms |
376 KB |
Output is correct |
41 |
Correct |
5 ms |
376 KB |
Output is correct |
42 |
Correct |
5 ms |
404 KB |
Output is correct |
43 |
Correct |
7 ms |
376 KB |
Output is correct |
44 |
Correct |
5 ms |
376 KB |
Output is correct |
45 |
Correct |
5 ms |
504 KB |
Output is correct |
46 |
Correct |
5 ms |
376 KB |
Output is correct |
47 |
Correct |
5 ms |
376 KB |
Output is correct |
48 |
Correct |
5 ms |
376 KB |
Output is correct |
49 |
Correct |
5 ms |
376 KB |
Output is correct |
50 |
Correct |
6 ms |
376 KB |
Output is correct |
51 |
Correct |
5 ms |
376 KB |
Output is correct |
52 |
Correct |
6 ms |
376 KB |
Output is correct |
53 |
Correct |
5 ms |
376 KB |
Output is correct |
54 |
Correct |
5 ms |
376 KB |
Output is correct |
55 |
Correct |
5 ms |
376 KB |
Output is correct |
56 |
Correct |
5 ms |
376 KB |
Output is correct |
57 |
Correct |
5 ms |
376 KB |
Output is correct |
58 |
Correct |
5 ms |
376 KB |
Output is correct |
59 |
Correct |
5 ms |
376 KB |
Output is correct |
60 |
Correct |
6 ms |
376 KB |
Output is correct |
61 |
Correct |
6 ms |
376 KB |
Output is correct |
62 |
Correct |
6 ms |
376 KB |
Output is correct |
63 |
Correct |
5 ms |
376 KB |
Output is correct |
64 |
Correct |
5 ms |
376 KB |
Output is correct |
65 |
Correct |
46 ms |
2680 KB |
Output is correct |
66 |
Correct |
79 ms |
5752 KB |
Output is correct |
67 |
Correct |
65 ms |
4344 KB |
Output is correct |
68 |
Correct |
68 ms |
4344 KB |
Output is correct |
69 |
Correct |
66 ms |
4344 KB |
Output is correct |
70 |
Correct |
66 ms |
4320 KB |
Output is correct |
71 |
Correct |
65 ms |
4344 KB |
Output is correct |
72 |
Correct |
67 ms |
4344 KB |
Output is correct |
73 |
Correct |
66 ms |
4472 KB |
Output is correct |
74 |
Correct |
64 ms |
4344 KB |
Output is correct |
75 |
Correct |
67 ms |
4216 KB |
Output is correct |
76 |
Correct |
66 ms |
4344 KB |
Output is correct |
77 |
Correct |
66 ms |
4216 KB |
Output is correct |
78 |
Correct |
64 ms |
4344 KB |
Output is correct |
79 |
Correct |
64 ms |
4344 KB |
Output is correct |
80 |
Correct |
64 ms |
4344 KB |
Output is correct |
81 |
Correct |
66 ms |
4344 KB |
Output is correct |
82 |
Correct |
64 ms |
4344 KB |
Output is correct |
83 |
Correct |
62 ms |
4344 KB |
Output is correct |
84 |
Correct |
66 ms |
4344 KB |
Output is correct |
85 |
Correct |
63 ms |
4344 KB |
Output is correct |
86 |
Correct |
66 ms |
4344 KB |
Output is correct |
87 |
Correct |
63 ms |
4344 KB |
Output is correct |
88 |
Correct |
64 ms |
4220 KB |
Output is correct |
89 |
Correct |
65 ms |
4472 KB |
Output is correct |
90 |
Correct |
64 ms |
4344 KB |
Output is correct |
91 |
Correct |
66 ms |
4344 KB |
Output is correct |
92 |
Correct |
67 ms |
4356 KB |
Output is correct |
93 |
Correct |
63 ms |
4344 KB |
Output is correct |
94 |
Correct |
65 ms |
4216 KB |
Output is correct |
95 |
Correct |
60 ms |
4220 KB |
Output is correct |
96 |
Correct |
63 ms |
4344 KB |
Output is correct |
97 |
Correct |
65 ms |
4344 KB |
Output is correct |
98 |
Correct |
65 ms |
4344 KB |
Output is correct |
99 |
Correct |
65 ms |
4344 KB |
Output is correct |
100 |
Correct |
66 ms |
4344 KB |
Output is correct |
101 |
Correct |
65 ms |
4344 KB |
Output is correct |
102 |
Correct |
67 ms |
4348 KB |
Output is correct |
103 |
Correct |
66 ms |
4344 KB |
Output is correct |