#include<iostream>
using namespace std;
typedef long long ll;
const int N=1e5+2;
int n;
ll ans=0;
int fu[N],fd[N];
int plu,pld;
int main(){
ios::sync_with_stdio(false);
cin >> n;
for(int i=1; i<=2*n ;i++){
ll x,y;cin >> x >> y;
ans+=max(0LL,1-x)+max(0LL,x-n);
ans+=max(0LL,1-y)+max(0LL,y-2);
x=min((ll)n,max(1LL,x));
y=min(2LL,max(1LL,y));
if(y==1) fd[x]++;
else fu[x]++;
}
plu=pld=1;
for(int pr=1; pr<=n ;pr++){
while(plu<=pr && fu[pr]>0) ans+=pr-plu++,fu[pr]--;
while(pld<=pr && fd[pr]>0) ans+=pr-pld++,fd[pr]--;
while(plu>pr && pld<=pr && fu[pr]>0) ans+=pr+1-pld++,fu[pr]--;
while(pld>pr && plu<=pr && fd[pr]>0) ans+=pr+1-plu++,fd[pr]--;
ans+=fu[pr];fu[pr+1]+=fu[pr];fu[pr]=0;
ans+=fd[pr];fd[pr+1]+=fd[pr];fd[pr]=0;
}
cout << ans << endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
512 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
3 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
3 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
388 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
3 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
512 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
3 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
3 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
2 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
3 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
512 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
3 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
3 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
388 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
3 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
512 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
3 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
3 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
2 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
3 ms |
384 KB |
Output is correct |
34 |
Correct |
3 ms |
384 KB |
Output is correct |
35 |
Correct |
3 ms |
384 KB |
Output is correct |
36 |
Correct |
3 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
384 KB |
Output is correct |
38 |
Correct |
3 ms |
384 KB |
Output is correct |
39 |
Correct |
3 ms |
384 KB |
Output is correct |
40 |
Correct |
3 ms |
464 KB |
Output is correct |
41 |
Correct |
3 ms |
384 KB |
Output is correct |
42 |
Correct |
3 ms |
384 KB |
Output is correct |
43 |
Correct |
3 ms |
384 KB |
Output is correct |
44 |
Correct |
3 ms |
384 KB |
Output is correct |
45 |
Correct |
4 ms |
512 KB |
Output is correct |
46 |
Correct |
3 ms |
384 KB |
Output is correct |
47 |
Correct |
3 ms |
384 KB |
Output is correct |
48 |
Correct |
3 ms |
432 KB |
Output is correct |
49 |
Correct |
4 ms |
384 KB |
Output is correct |
50 |
Correct |
4 ms |
384 KB |
Output is correct |
51 |
Correct |
3 ms |
384 KB |
Output is correct |
52 |
Correct |
0 ms |
384 KB |
Output is correct |
53 |
Correct |
3 ms |
384 KB |
Output is correct |
54 |
Correct |
3 ms |
384 KB |
Output is correct |
55 |
Correct |
3 ms |
384 KB |
Output is correct |
56 |
Correct |
3 ms |
404 KB |
Output is correct |
57 |
Correct |
4 ms |
384 KB |
Output is correct |
58 |
Correct |
4 ms |
384 KB |
Output is correct |
59 |
Correct |
2 ms |
384 KB |
Output is correct |
60 |
Correct |
3 ms |
384 KB |
Output is correct |
61 |
Correct |
3 ms |
384 KB |
Output is correct |
62 |
Correct |
3 ms |
384 KB |
Output is correct |
63 |
Correct |
3 ms |
384 KB |
Output is correct |
64 |
Correct |
3 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
512 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
3 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
3 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
388 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
3 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
512 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
3 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
3 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
2 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
3 ms |
384 KB |
Output is correct |
34 |
Correct |
3 ms |
384 KB |
Output is correct |
35 |
Correct |
3 ms |
384 KB |
Output is correct |
36 |
Correct |
3 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
384 KB |
Output is correct |
38 |
Correct |
3 ms |
384 KB |
Output is correct |
39 |
Correct |
3 ms |
384 KB |
Output is correct |
40 |
Correct |
3 ms |
464 KB |
Output is correct |
41 |
Correct |
3 ms |
384 KB |
Output is correct |
42 |
Correct |
3 ms |
384 KB |
Output is correct |
43 |
Correct |
3 ms |
384 KB |
Output is correct |
44 |
Correct |
3 ms |
384 KB |
Output is correct |
45 |
Correct |
4 ms |
512 KB |
Output is correct |
46 |
Correct |
3 ms |
384 KB |
Output is correct |
47 |
Correct |
3 ms |
384 KB |
Output is correct |
48 |
Correct |
3 ms |
432 KB |
Output is correct |
49 |
Correct |
4 ms |
384 KB |
Output is correct |
50 |
Correct |
4 ms |
384 KB |
Output is correct |
51 |
Correct |
3 ms |
384 KB |
Output is correct |
52 |
Correct |
0 ms |
384 KB |
Output is correct |
53 |
Correct |
3 ms |
384 KB |
Output is correct |
54 |
Correct |
3 ms |
384 KB |
Output is correct |
55 |
Correct |
3 ms |
384 KB |
Output is correct |
56 |
Correct |
3 ms |
404 KB |
Output is correct |
57 |
Correct |
4 ms |
384 KB |
Output is correct |
58 |
Correct |
4 ms |
384 KB |
Output is correct |
59 |
Correct |
2 ms |
384 KB |
Output is correct |
60 |
Correct |
3 ms |
384 KB |
Output is correct |
61 |
Correct |
3 ms |
384 KB |
Output is correct |
62 |
Correct |
3 ms |
384 KB |
Output is correct |
63 |
Correct |
3 ms |
384 KB |
Output is correct |
64 |
Correct |
3 ms |
384 KB |
Output is correct |
65 |
Correct |
47 ms |
2652 KB |
Output is correct |
66 |
Correct |
70 ms |
5756 KB |
Output is correct |
67 |
Correct |
76 ms |
4472 KB |
Output is correct |
68 |
Correct |
55 ms |
4316 KB |
Output is correct |
69 |
Correct |
59 ms |
4344 KB |
Output is correct |
70 |
Correct |
81 ms |
4472 KB |
Output is correct |
71 |
Correct |
66 ms |
4280 KB |
Output is correct |
72 |
Correct |
65 ms |
4316 KB |
Output is correct |
73 |
Correct |
64 ms |
4344 KB |
Output is correct |
74 |
Correct |
55 ms |
4472 KB |
Output is correct |
75 |
Correct |
54 ms |
4216 KB |
Output is correct |
76 |
Correct |
62 ms |
4344 KB |
Output is correct |
77 |
Correct |
56 ms |
4216 KB |
Output is correct |
78 |
Correct |
53 ms |
4344 KB |
Output is correct |
79 |
Correct |
66 ms |
4344 KB |
Output is correct |
80 |
Correct |
60 ms |
4348 KB |
Output is correct |
81 |
Correct |
64 ms |
4392 KB |
Output is correct |
82 |
Correct |
63 ms |
4344 KB |
Output is correct |
83 |
Correct |
53 ms |
4344 KB |
Output is correct |
84 |
Correct |
55 ms |
4444 KB |
Output is correct |
85 |
Correct |
58 ms |
4316 KB |
Output is correct |
86 |
Correct |
51 ms |
4344 KB |
Output is correct |
87 |
Correct |
48 ms |
4344 KB |
Output is correct |
88 |
Correct |
67 ms |
4344 KB |
Output is correct |
89 |
Correct |
65 ms |
4344 KB |
Output is correct |
90 |
Correct |
69 ms |
4364 KB |
Output is correct |
91 |
Correct |
68 ms |
4472 KB |
Output is correct |
92 |
Correct |
51 ms |
4472 KB |
Output is correct |
93 |
Correct |
121 ms |
4488 KB |
Output is correct |
94 |
Correct |
63 ms |
4344 KB |
Output is correct |
95 |
Correct |
62 ms |
4348 KB |
Output is correct |
96 |
Correct |
60 ms |
4472 KB |
Output is correct |
97 |
Correct |
54 ms |
4392 KB |
Output is correct |
98 |
Correct |
67 ms |
4316 KB |
Output is correct |
99 |
Correct |
55 ms |
4344 KB |
Output is correct |
100 |
Correct |
76 ms |
4344 KB |
Output is correct |
101 |
Correct |
52 ms |
4328 KB |
Output is correct |
102 |
Correct |
100 ms |
4376 KB |
Output is correct |
103 |
Correct |
78 ms |
4348 KB |
Output is correct |