#include "bits/stdc++.h"
using namespace std;
#define ar array
#define int long long
signed main(){
ios::sync_with_stdio(0); cin.tie(0);
int n; cin>>n; n <<= 1;
vector<ar<int, 2>> a(n), b(n);
int res = 0;
vector<vector<int>> cc(n / 2 + 1, vector<int>(3));
for(int i=0;i<n;i++){
cin>>a[i][0]>>a[i][1];
b[i][0] = i / 2 + 1, b[i][1] = (i&1) + 1;
if(a[i][1] > 2) res += (a[i][1] - 2), a[i][1] = 2;
if(a[i][1] < 1) res += (1 - a[i][1]), a[i][1] = 1;
if(a[i][0] < 1) res += (1 - a[i][0]), a[i][0] = 1;
if(a[i][0] > n/2) res += (a[i][0] - n/2), a[i][0] = n/2;
cc[a[i][0]][a[i][1]]++;
}
ar<int, 3> dp {};
for(int i=1;i<=n/2;i++){
for(int j=1;j<=2;j++){
dp[j] += (cc[i][j] - 1);
}
if(dp[1] * 1ll * dp[2] < 0){
int t = min(abs(dp[1]), abs(dp[2]));
if(dp[1] > 0) dp[1] -= t, dp[2] += t;
else dp[2] -= t, dp[1] += t;
res += t;
}
res += abs(dp[1]), res += abs(dp[2]);
}
cout<<res<<"\n";
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
304 KB |
Output is correct |
| 2 |
Correct |
1 ms |
316 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
316 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
308 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
308 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
1 ms |
204 KB |
Output is correct |
| 18 |
Correct |
1 ms |
308 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
1 ms |
204 KB |
Output is correct |
| 21 |
Correct |
1 ms |
204 KB |
Output is correct |
| 22 |
Correct |
1 ms |
204 KB |
Output is correct |
| 23 |
Correct |
1 ms |
312 KB |
Output is correct |
| 24 |
Correct |
1 ms |
312 KB |
Output is correct |
| 25 |
Correct |
1 ms |
316 KB |
Output is correct |
| 26 |
Correct |
1 ms |
316 KB |
Output is correct |
| 27 |
Correct |
1 ms |
308 KB |
Output is correct |
| 28 |
Correct |
1 ms |
204 KB |
Output is correct |
| 29 |
Correct |
1 ms |
312 KB |
Output is correct |
| 30 |
Correct |
1 ms |
204 KB |
Output is correct |
| 31 |
Correct |
1 ms |
204 KB |
Output is correct |
| 32 |
Correct |
0 ms |
308 KB |
Output is correct |
| 33 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
304 KB |
Output is correct |
| 2 |
Correct |
1 ms |
316 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
316 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
308 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
308 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
1 ms |
204 KB |
Output is correct |
| 18 |
Correct |
1 ms |
308 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
1 ms |
204 KB |
Output is correct |
| 21 |
Correct |
1 ms |
204 KB |
Output is correct |
| 22 |
Correct |
1 ms |
204 KB |
Output is correct |
| 23 |
Correct |
1 ms |
312 KB |
Output is correct |
| 24 |
Correct |
1 ms |
312 KB |
Output is correct |
| 25 |
Correct |
1 ms |
316 KB |
Output is correct |
| 26 |
Correct |
1 ms |
316 KB |
Output is correct |
| 27 |
Correct |
1 ms |
308 KB |
Output is correct |
| 28 |
Correct |
1 ms |
204 KB |
Output is correct |
| 29 |
Correct |
1 ms |
312 KB |
Output is correct |
| 30 |
Correct |
1 ms |
204 KB |
Output is correct |
| 31 |
Correct |
1 ms |
204 KB |
Output is correct |
| 32 |
Correct |
0 ms |
308 KB |
Output is correct |
| 33 |
Correct |
1 ms |
204 KB |
Output is correct |
| 34 |
Correct |
1 ms |
308 KB |
Output is correct |
| 35 |
Correct |
1 ms |
460 KB |
Output is correct |
| 36 |
Correct |
2 ms |
452 KB |
Output is correct |
| 37 |
Correct |
1 ms |
332 KB |
Output is correct |
| 38 |
Correct |
1 ms |
448 KB |
Output is correct |
| 39 |
Correct |
2 ms |
460 KB |
Output is correct |
| 40 |
Correct |
1 ms |
444 KB |
Output is correct |
| 41 |
Correct |
1 ms |
460 KB |
Output is correct |
| 42 |
Correct |
2 ms |
452 KB |
Output is correct |
| 43 |
Correct |
2 ms |
460 KB |
Output is correct |
| 44 |
Correct |
1 ms |
332 KB |
Output is correct |
| 45 |
Correct |
1 ms |
456 KB |
Output is correct |
| 46 |
Correct |
1 ms |
460 KB |
Output is correct |
| 47 |
Correct |
1 ms |
456 KB |
Output is correct |
| 48 |
Correct |
1 ms |
340 KB |
Output is correct |
| 49 |
Correct |
1 ms |
452 KB |
Output is correct |
| 50 |
Correct |
1 ms |
456 KB |
Output is correct |
| 51 |
Correct |
1 ms |
328 KB |
Output is correct |
| 52 |
Correct |
1 ms |
464 KB |
Output is correct |
| 53 |
Correct |
2 ms |
468 KB |
Output is correct |
| 54 |
Correct |
1 ms |
468 KB |
Output is correct |
| 55 |
Correct |
2 ms |
452 KB |
Output is correct |
| 56 |
Correct |
1 ms |
468 KB |
Output is correct |
| 57 |
Correct |
1 ms |
464 KB |
Output is correct |
| 58 |
Correct |
2 ms |
460 KB |
Output is correct |
| 59 |
Correct |
2 ms |
432 KB |
Output is correct |
| 60 |
Correct |
1 ms |
468 KB |
Output is correct |
| 61 |
Correct |
2 ms |
472 KB |
Output is correct |
| 62 |
Correct |
2 ms |
344 KB |
Output is correct |
| 63 |
Correct |
1 ms |
468 KB |
Output is correct |
| 64 |
Correct |
1 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
304 KB |
Output is correct |
| 2 |
Correct |
1 ms |
316 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
316 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
308 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
308 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
1 ms |
204 KB |
Output is correct |
| 18 |
Correct |
1 ms |
308 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
1 ms |
204 KB |
Output is correct |
| 21 |
Correct |
1 ms |
204 KB |
Output is correct |
| 22 |
Correct |
1 ms |
204 KB |
Output is correct |
| 23 |
Correct |
1 ms |
312 KB |
Output is correct |
| 24 |
Correct |
1 ms |
312 KB |
Output is correct |
| 25 |
Correct |
1 ms |
316 KB |
Output is correct |
| 26 |
Correct |
1 ms |
316 KB |
Output is correct |
| 27 |
Correct |
1 ms |
308 KB |
Output is correct |
| 28 |
Correct |
1 ms |
204 KB |
Output is correct |
| 29 |
Correct |
1 ms |
312 KB |
Output is correct |
| 30 |
Correct |
1 ms |
204 KB |
Output is correct |
| 31 |
Correct |
1 ms |
204 KB |
Output is correct |
| 32 |
Correct |
0 ms |
308 KB |
Output is correct |
| 33 |
Correct |
1 ms |
204 KB |
Output is correct |
| 34 |
Correct |
1 ms |
308 KB |
Output is correct |
| 35 |
Correct |
1 ms |
460 KB |
Output is correct |
| 36 |
Correct |
2 ms |
452 KB |
Output is correct |
| 37 |
Correct |
1 ms |
332 KB |
Output is correct |
| 38 |
Correct |
1 ms |
448 KB |
Output is correct |
| 39 |
Correct |
2 ms |
460 KB |
Output is correct |
| 40 |
Correct |
1 ms |
444 KB |
Output is correct |
| 41 |
Correct |
1 ms |
460 KB |
Output is correct |
| 42 |
Correct |
2 ms |
452 KB |
Output is correct |
| 43 |
Correct |
2 ms |
460 KB |
Output is correct |
| 44 |
Correct |
1 ms |
332 KB |
Output is correct |
| 45 |
Correct |
1 ms |
456 KB |
Output is correct |
| 46 |
Correct |
1 ms |
460 KB |
Output is correct |
| 47 |
Correct |
1 ms |
456 KB |
Output is correct |
| 48 |
Correct |
1 ms |
340 KB |
Output is correct |
| 49 |
Correct |
1 ms |
452 KB |
Output is correct |
| 50 |
Correct |
1 ms |
456 KB |
Output is correct |
| 51 |
Correct |
1 ms |
328 KB |
Output is correct |
| 52 |
Correct |
1 ms |
464 KB |
Output is correct |
| 53 |
Correct |
2 ms |
468 KB |
Output is correct |
| 54 |
Correct |
1 ms |
468 KB |
Output is correct |
| 55 |
Correct |
2 ms |
452 KB |
Output is correct |
| 56 |
Correct |
1 ms |
468 KB |
Output is correct |
| 57 |
Correct |
1 ms |
464 KB |
Output is correct |
| 58 |
Correct |
2 ms |
460 KB |
Output is correct |
| 59 |
Correct |
2 ms |
432 KB |
Output is correct |
| 60 |
Correct |
1 ms |
468 KB |
Output is correct |
| 61 |
Correct |
2 ms |
472 KB |
Output is correct |
| 62 |
Correct |
2 ms |
344 KB |
Output is correct |
| 63 |
Correct |
1 ms |
468 KB |
Output is correct |
| 64 |
Correct |
1 ms |
344 KB |
Output is correct |
| 65 |
Correct |
58 ms |
13568 KB |
Output is correct |
| 66 |
Correct |
74 ms |
16644 KB |
Output is correct |
| 67 |
Correct |
94 ms |
15112 KB |
Output is correct |
| 68 |
Correct |
90 ms |
15160 KB |
Output is correct |
| 69 |
Correct |
77 ms |
15100 KB |
Output is correct |
| 70 |
Correct |
75 ms |
15104 KB |
Output is correct |
| 71 |
Correct |
90 ms |
15108 KB |
Output is correct |
| 72 |
Correct |
56 ms |
15236 KB |
Output is correct |
| 73 |
Correct |
55 ms |
15248 KB |
Output is correct |
| 74 |
Correct |
58 ms |
15252 KB |
Output is correct |
| 75 |
Correct |
53 ms |
15160 KB |
Output is correct |
| 76 |
Correct |
53 ms |
15236 KB |
Output is correct |
| 77 |
Correct |
55 ms |
15104 KB |
Output is correct |
| 78 |
Correct |
55 ms |
15256 KB |
Output is correct |
| 79 |
Correct |
60 ms |
15240 KB |
Output is correct |
| 80 |
Correct |
76 ms |
15228 KB |
Output is correct |
| 81 |
Correct |
52 ms |
15160 KB |
Output is correct |
| 82 |
Correct |
55 ms |
15232 KB |
Output is correct |
| 83 |
Correct |
62 ms |
15248 KB |
Output is correct |
| 84 |
Correct |
86 ms |
15172 KB |
Output is correct |
| 85 |
Correct |
55 ms |
15100 KB |
Output is correct |
| 86 |
Correct |
56 ms |
15172 KB |
Output is correct |
| 87 |
Correct |
55 ms |
15100 KB |
Output is correct |
| 88 |
Correct |
59 ms |
15116 KB |
Output is correct |
| 89 |
Correct |
58 ms |
15104 KB |
Output is correct |
| 90 |
Correct |
63 ms |
15104 KB |
Output is correct |
| 91 |
Correct |
64 ms |
15176 KB |
Output is correct |
| 92 |
Correct |
78 ms |
15292 KB |
Output is correct |
| 93 |
Correct |
61 ms |
15292 KB |
Output is correct |
| 94 |
Correct |
99 ms |
15040 KB |
Output is correct |
| 95 |
Correct |
58 ms |
15044 KB |
Output is correct |
| 96 |
Correct |
55 ms |
15164 KB |
Output is correct |
| 97 |
Correct |
53 ms |
15236 KB |
Output is correct |
| 98 |
Correct |
72 ms |
15240 KB |
Output is correct |
| 99 |
Correct |
51 ms |
15164 KB |
Output is correct |
| 100 |
Correct |
58 ms |
15312 KB |
Output is correct |
| 101 |
Correct |
49 ms |
15108 KB |
Output is correct |
| 102 |
Correct |
58 ms |
15172 KB |
Output is correct |
| 103 |
Correct |
51 ms |
15172 KB |
Output is correct |
