#include<bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector")
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
const ll MOD=1e9+7;
const ll MOD2=998244353;
const ll N=2e5+5;
const ld pi=3.14159265359;
const ll INF=(1LL<<60);
typedef pair<ll,pair<ll,pair<ll,pll> > > TY;
#define SQ(i) ((i)*(i))
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(_a) (ll)_a.size()
ll n,x,y,cnt[N][3],lst=1,ans;
pll to(pll A){
if(A.X<1)ans+=abs(A.X-1),A.X=1;
if(A.X>n)ans+=abs(A.X-n),A.X=n;
if(A.Y>2)ans+=abs(A.Y-2),A.Y=2;
if(A.Y<1)ans+=abs(A.Y-1),A.Y=1;
return A;
}
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);
cin>>n;
REP1(i,2*n){
cin>>x>>y;
pll nd=to(mp(x,y));
++cnt[nd.X][nd.Y];
}
ll t1=0,t2=0;
REP1(i,n){
t1+=cnt[i][1]-1;
t2+=cnt[i][2]-1;
if(t1*t2<0){
ll tmp=min(abs(t1),abs(t2));
ans+=tmp;
if(t1<0){
t1+=tmp;t2-=tmp;
}else{
t1-=tmp;t2+=tmp;
}
}
ans+=abs(t1)+abs(t2);
}
cout<<ans<<"\n";
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
360 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
0 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
0 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
0 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
0 ms |
384 KB |
Output is correct |
33 |
Correct |
0 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
360 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
0 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
0 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
0 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
0 ms |
384 KB |
Output is correct |
33 |
Correct |
0 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
1 ms |
456 KB |
Output is correct |
37 |
Correct |
2 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
2 ms |
416 KB |
Output is correct |
40 |
Correct |
1 ms |
384 KB |
Output is correct |
41 |
Correct |
1 ms |
384 KB |
Output is correct |
42 |
Correct |
1 ms |
384 KB |
Output is correct |
43 |
Correct |
1 ms |
384 KB |
Output is correct |
44 |
Correct |
1 ms |
384 KB |
Output is correct |
45 |
Correct |
1 ms |
384 KB |
Output is correct |
46 |
Correct |
1 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
412 KB |
Output is correct |
48 |
Correct |
1 ms |
384 KB |
Output is correct |
49 |
Correct |
1 ms |
384 KB |
Output is correct |
50 |
Correct |
1 ms |
384 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
1 ms |
384 KB |
Output is correct |
53 |
Correct |
1 ms |
384 KB |
Output is correct |
54 |
Correct |
1 ms |
384 KB |
Output is correct |
55 |
Correct |
1 ms |
384 KB |
Output is correct |
56 |
Correct |
1 ms |
384 KB |
Output is correct |
57 |
Correct |
2 ms |
384 KB |
Output is correct |
58 |
Correct |
1 ms |
384 KB |
Output is correct |
59 |
Correct |
1 ms |
384 KB |
Output is correct |
60 |
Correct |
1 ms |
384 KB |
Output is correct |
61 |
Correct |
1 ms |
384 KB |
Output is correct |
62 |
Correct |
1 ms |
384 KB |
Output is correct |
63 |
Correct |
1 ms |
384 KB |
Output is correct |
64 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
360 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
0 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
0 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
0 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
0 ms |
384 KB |
Output is correct |
33 |
Correct |
0 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
1 ms |
456 KB |
Output is correct |
37 |
Correct |
2 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
2 ms |
416 KB |
Output is correct |
40 |
Correct |
1 ms |
384 KB |
Output is correct |
41 |
Correct |
1 ms |
384 KB |
Output is correct |
42 |
Correct |
1 ms |
384 KB |
Output is correct |
43 |
Correct |
1 ms |
384 KB |
Output is correct |
44 |
Correct |
1 ms |
384 KB |
Output is correct |
45 |
Correct |
1 ms |
384 KB |
Output is correct |
46 |
Correct |
1 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
412 KB |
Output is correct |
48 |
Correct |
1 ms |
384 KB |
Output is correct |
49 |
Correct |
1 ms |
384 KB |
Output is correct |
50 |
Correct |
1 ms |
384 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
1 ms |
384 KB |
Output is correct |
53 |
Correct |
1 ms |
384 KB |
Output is correct |
54 |
Correct |
1 ms |
384 KB |
Output is correct |
55 |
Correct |
1 ms |
384 KB |
Output is correct |
56 |
Correct |
1 ms |
384 KB |
Output is correct |
57 |
Correct |
2 ms |
384 KB |
Output is correct |
58 |
Correct |
1 ms |
384 KB |
Output is correct |
59 |
Correct |
1 ms |
384 KB |
Output is correct |
60 |
Correct |
1 ms |
384 KB |
Output is correct |
61 |
Correct |
1 ms |
384 KB |
Output is correct |
62 |
Correct |
1 ms |
384 KB |
Output is correct |
63 |
Correct |
1 ms |
384 KB |
Output is correct |
64 |
Correct |
1 ms |
384 KB |
Output is correct |
65 |
Correct |
40 ms |
4216 KB |
Output is correct |
66 |
Correct |
64 ms |
4988 KB |
Output is correct |
67 |
Correct |
60 ms |
5880 KB |
Output is correct |
68 |
Correct |
58 ms |
5920 KB |
Output is correct |
69 |
Correct |
57 ms |
5800 KB |
Output is correct |
70 |
Correct |
59 ms |
5880 KB |
Output is correct |
71 |
Correct |
56 ms |
5880 KB |
Output is correct |
72 |
Correct |
46 ms |
3584 KB |
Output is correct |
73 |
Correct |
52 ms |
3580 KB |
Output is correct |
74 |
Correct |
49 ms |
3584 KB |
Output is correct |
75 |
Correct |
52 ms |
3460 KB |
Output is correct |
76 |
Correct |
50 ms |
3576 KB |
Output is correct |
77 |
Correct |
47 ms |
3448 KB |
Output is correct |
78 |
Correct |
48 ms |
3576 KB |
Output is correct |
79 |
Correct |
48 ms |
3704 KB |
Output is correct |
80 |
Correct |
50 ms |
3576 KB |
Output is correct |
81 |
Correct |
47 ms |
3596 KB |
Output is correct |
82 |
Correct |
47 ms |
3580 KB |
Output is correct |
83 |
Correct |
51 ms |
3620 KB |
Output is correct |
84 |
Correct |
53 ms |
3952 KB |
Output is correct |
85 |
Correct |
47 ms |
3832 KB |
Output is correct |
86 |
Correct |
63 ms |
5416 KB |
Output is correct |
87 |
Correct |
60 ms |
5368 KB |
Output is correct |
88 |
Correct |
56 ms |
5880 KB |
Output is correct |
89 |
Correct |
67 ms |
5880 KB |
Output is correct |
90 |
Correct |
63 ms |
5880 KB |
Output is correct |
91 |
Correct |
66 ms |
5792 KB |
Output is correct |
92 |
Correct |
56 ms |
5928 KB |
Output is correct |
93 |
Correct |
56 ms |
5880 KB |
Output is correct |
94 |
Correct |
58 ms |
5752 KB |
Output is correct |
95 |
Correct |
60 ms |
5880 KB |
Output is correct |
96 |
Correct |
57 ms |
5240 KB |
Output is correct |
97 |
Correct |
52 ms |
5112 KB |
Output is correct |
98 |
Correct |
51 ms |
4960 KB |
Output is correct |
99 |
Correct |
56 ms |
4636 KB |
Output is correct |
100 |
Correct |
51 ms |
4696 KB |
Output is correct |
101 |
Correct |
51 ms |
4984 KB |
Output is correct |
102 |
Correct |
59 ms |
4752 KB |
Output is correct |
103 |
Correct |
49 ms |
4600 KB |
Output is correct |