// #pragma GCC target ("avx2")
// #pragma GCC optimization ("O3")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
const int MOD = 1e9 + 7;
ll binpow(ll a, ll p, int mod = MOD) {
ll res = 1;
while (p) {
if (p & 1) {
(res *= a) %= mod;
}
p >>= 1;
(a *= a) %= mod;
}
return res;
}
ll gcd(ll a, ll b) {
return b == 0 ? a : gcd(b, a % b);
}
ll squeeze(ll& x, ll l, ll r) {
ll res = 0;
res += max(0LL, l - x);
res += max(0LL, x - r);
x = max(x, l);
x = min(x, r);
return res;
}
const int N = 2e5 + 2;
int cnt[N][2];
void solve() {
int n;
cin >> n;
ll ans = 0;
for (int i = 0; i < n * 2; i++) {
ll x, y;
cin >> x >> y;
x--, y--;
ans += squeeze(x, 0, n - 1);
ans += squeeze(y, 0, 1);
cnt[x][y]++;
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < 2; j++) {
if (cnt[i][j] > 1) {
int delta = min(cnt[i][j] - 1, 1 - cnt[i][j ^ 1]);
delta = max(delta, 0);
ans += delta;
cnt[i][j] -= delta;
cnt[i][j ^ 1] += delta;
}
}
cnt[i + 1][0] += cnt[i][0] - 1;
cnt[i + 1][1] += cnt[i][1] - 1;
ans += abs(cnt[i][0] - 1);
ans += abs(cnt[i][1] - 1);
}
cout << ans << '\n';
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int T = 1;
// cin >> T;
for (int tc = 1; tc <= T; tc++) {
// cout << "Case #" << tc << ": ";
solve();
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
260 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
2 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
380 KB |
Output is correct |
9 |
Correct |
2 ms |
368 KB |
Output is correct |
10 |
Correct |
1 ms |
220 KB |
Output is correct |
11 |
Correct |
1 ms |
220 KB |
Output is correct |
12 |
Correct |
2 ms |
220 KB |
Output is correct |
13 |
Correct |
4 ms |
344 KB |
Output is correct |
14 |
Correct |
2 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
2 ms |
308 KB |
Output is correct |
17 |
Correct |
2 ms |
344 KB |
Output is correct |
18 |
Correct |
2 ms |
368 KB |
Output is correct |
19 |
Correct |
2 ms |
220 KB |
Output is correct |
20 |
Correct |
2 ms |
336 KB |
Output is correct |
21 |
Correct |
2 ms |
220 KB |
Output is correct |
22 |
Correct |
2 ms |
272 KB |
Output is correct |
23 |
Correct |
3 ms |
220 KB |
Output is correct |
24 |
Correct |
1 ms |
220 KB |
Output is correct |
25 |
Correct |
1 ms |
220 KB |
Output is correct |
26 |
Correct |
2 ms |
220 KB |
Output is correct |
27 |
Correct |
1 ms |
220 KB |
Output is correct |
28 |
Correct |
2 ms |
220 KB |
Output is correct |
29 |
Correct |
2 ms |
220 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
2 ms |
320 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
220 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
260 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
2 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
380 KB |
Output is correct |
9 |
Correct |
2 ms |
368 KB |
Output is correct |
10 |
Correct |
1 ms |
220 KB |
Output is correct |
11 |
Correct |
1 ms |
220 KB |
Output is correct |
12 |
Correct |
2 ms |
220 KB |
Output is correct |
13 |
Correct |
4 ms |
344 KB |
Output is correct |
14 |
Correct |
2 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
2 ms |
308 KB |
Output is correct |
17 |
Correct |
2 ms |
344 KB |
Output is correct |
18 |
Correct |
2 ms |
368 KB |
Output is correct |
19 |
Correct |
2 ms |
220 KB |
Output is correct |
20 |
Correct |
2 ms |
336 KB |
Output is correct |
21 |
Correct |
2 ms |
220 KB |
Output is correct |
22 |
Correct |
2 ms |
272 KB |
Output is correct |
23 |
Correct |
3 ms |
220 KB |
Output is correct |
24 |
Correct |
1 ms |
220 KB |
Output is correct |
25 |
Correct |
1 ms |
220 KB |
Output is correct |
26 |
Correct |
2 ms |
220 KB |
Output is correct |
27 |
Correct |
1 ms |
220 KB |
Output is correct |
28 |
Correct |
2 ms |
220 KB |
Output is correct |
29 |
Correct |
2 ms |
220 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
2 ms |
320 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
220 KB |
Output is correct |
34 |
Correct |
1 ms |
368 KB |
Output is correct |
35 |
Correct |
3 ms |
348 KB |
Output is correct |
36 |
Correct |
2 ms |
348 KB |
Output is correct |
37 |
Correct |
3 ms |
348 KB |
Output is correct |
38 |
Correct |
2 ms |
348 KB |
Output is correct |
39 |
Correct |
2 ms |
332 KB |
Output is correct |
40 |
Correct |
2 ms |
344 KB |
Output is correct |
41 |
Correct |
2 ms |
340 KB |
Output is correct |
42 |
Correct |
2 ms |
340 KB |
Output is correct |
43 |
Correct |
1 ms |
340 KB |
Output is correct |
44 |
Correct |
2 ms |
332 KB |
Output is correct |
45 |
Correct |
2 ms |
340 KB |
Output is correct |
46 |
Correct |
2 ms |
332 KB |
Output is correct |
47 |
Correct |
2 ms |
372 KB |
Output is correct |
48 |
Correct |
2 ms |
332 KB |
Output is correct |
49 |
Correct |
3 ms |
372 KB |
Output is correct |
50 |
Correct |
3 ms |
332 KB |
Output is correct |
51 |
Correct |
3 ms |
340 KB |
Output is correct |
52 |
Correct |
2 ms |
376 KB |
Output is correct |
53 |
Correct |
2 ms |
348 KB |
Output is correct |
54 |
Correct |
2 ms |
340 KB |
Output is correct |
55 |
Correct |
2 ms |
364 KB |
Output is correct |
56 |
Correct |
2 ms |
372 KB |
Output is correct |
57 |
Correct |
3 ms |
428 KB |
Output is correct |
58 |
Correct |
2 ms |
360 KB |
Output is correct |
59 |
Correct |
2 ms |
344 KB |
Output is correct |
60 |
Correct |
2 ms |
364 KB |
Output is correct |
61 |
Correct |
2 ms |
332 KB |
Output is correct |
62 |
Correct |
3 ms |
360 KB |
Output is correct |
63 |
Correct |
3 ms |
340 KB |
Output is correct |
64 |
Correct |
2 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
260 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
2 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
380 KB |
Output is correct |
9 |
Correct |
2 ms |
368 KB |
Output is correct |
10 |
Correct |
1 ms |
220 KB |
Output is correct |
11 |
Correct |
1 ms |
220 KB |
Output is correct |
12 |
Correct |
2 ms |
220 KB |
Output is correct |
13 |
Correct |
4 ms |
344 KB |
Output is correct |
14 |
Correct |
2 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
2 ms |
308 KB |
Output is correct |
17 |
Correct |
2 ms |
344 KB |
Output is correct |
18 |
Correct |
2 ms |
368 KB |
Output is correct |
19 |
Correct |
2 ms |
220 KB |
Output is correct |
20 |
Correct |
2 ms |
336 KB |
Output is correct |
21 |
Correct |
2 ms |
220 KB |
Output is correct |
22 |
Correct |
2 ms |
272 KB |
Output is correct |
23 |
Correct |
3 ms |
220 KB |
Output is correct |
24 |
Correct |
1 ms |
220 KB |
Output is correct |
25 |
Correct |
1 ms |
220 KB |
Output is correct |
26 |
Correct |
2 ms |
220 KB |
Output is correct |
27 |
Correct |
1 ms |
220 KB |
Output is correct |
28 |
Correct |
2 ms |
220 KB |
Output is correct |
29 |
Correct |
2 ms |
220 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
2 ms |
320 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
220 KB |
Output is correct |
34 |
Correct |
1 ms |
368 KB |
Output is correct |
35 |
Correct |
3 ms |
348 KB |
Output is correct |
36 |
Correct |
2 ms |
348 KB |
Output is correct |
37 |
Correct |
3 ms |
348 KB |
Output is correct |
38 |
Correct |
2 ms |
348 KB |
Output is correct |
39 |
Correct |
2 ms |
332 KB |
Output is correct |
40 |
Correct |
2 ms |
344 KB |
Output is correct |
41 |
Correct |
2 ms |
340 KB |
Output is correct |
42 |
Correct |
2 ms |
340 KB |
Output is correct |
43 |
Correct |
1 ms |
340 KB |
Output is correct |
44 |
Correct |
2 ms |
332 KB |
Output is correct |
45 |
Correct |
2 ms |
340 KB |
Output is correct |
46 |
Correct |
2 ms |
332 KB |
Output is correct |
47 |
Correct |
2 ms |
372 KB |
Output is correct |
48 |
Correct |
2 ms |
332 KB |
Output is correct |
49 |
Correct |
3 ms |
372 KB |
Output is correct |
50 |
Correct |
3 ms |
332 KB |
Output is correct |
51 |
Correct |
3 ms |
340 KB |
Output is correct |
52 |
Correct |
2 ms |
376 KB |
Output is correct |
53 |
Correct |
2 ms |
348 KB |
Output is correct |
54 |
Correct |
2 ms |
340 KB |
Output is correct |
55 |
Correct |
2 ms |
364 KB |
Output is correct |
56 |
Correct |
2 ms |
372 KB |
Output is correct |
57 |
Correct |
3 ms |
428 KB |
Output is correct |
58 |
Correct |
2 ms |
360 KB |
Output is correct |
59 |
Correct |
2 ms |
344 KB |
Output is correct |
60 |
Correct |
2 ms |
364 KB |
Output is correct |
61 |
Correct |
2 ms |
332 KB |
Output is correct |
62 |
Correct |
3 ms |
360 KB |
Output is correct |
63 |
Correct |
3 ms |
340 KB |
Output is correct |
64 |
Correct |
2 ms |
340 KB |
Output is correct |
65 |
Correct |
56 ms |
2648 KB |
Output is correct |
66 |
Correct |
92 ms |
5680 KB |
Output is correct |
67 |
Correct |
87 ms |
4100 KB |
Output is correct |
68 |
Correct |
68 ms |
4292 KB |
Output is correct |
69 |
Correct |
71 ms |
4280 KB |
Output is correct |
70 |
Correct |
75 ms |
4280 KB |
Output is correct |
71 |
Correct |
75 ms |
4284 KB |
Output is correct |
72 |
Correct |
66 ms |
4300 KB |
Output is correct |
73 |
Correct |
59 ms |
4296 KB |
Output is correct |
74 |
Correct |
59 ms |
4308 KB |
Output is correct |
75 |
Correct |
56 ms |
4152 KB |
Output is correct |
76 |
Correct |
59 ms |
4284 KB |
Output is correct |
77 |
Correct |
74 ms |
4068 KB |
Output is correct |
78 |
Correct |
64 ms |
3552 KB |
Output is correct |
79 |
Correct |
57 ms |
4300 KB |
Output is correct |
80 |
Correct |
63 ms |
4076 KB |
Output is correct |
81 |
Correct |
61 ms |
4252 KB |
Output is correct |
82 |
Correct |
63 ms |
3940 KB |
Output is correct |
83 |
Correct |
64 ms |
3664 KB |
Output is correct |
84 |
Correct |
60 ms |
3152 KB |
Output is correct |
85 |
Correct |
71 ms |
4228 KB |
Output is correct |
86 |
Correct |
60 ms |
4276 KB |
Output is correct |
87 |
Correct |
72 ms |
4280 KB |
Output is correct |
88 |
Correct |
65 ms |
4284 KB |
Output is correct |
89 |
Correct |
74 ms |
4280 KB |
Output is correct |
90 |
Correct |
73 ms |
4284 KB |
Output is correct |
91 |
Correct |
71 ms |
4284 KB |
Output is correct |
92 |
Correct |
96 ms |
4196 KB |
Output is correct |
93 |
Correct |
63 ms |
4112 KB |
Output is correct |
94 |
Correct |
56 ms |
5256 KB |
Output is correct |
95 |
Correct |
78 ms |
3548 KB |
Output is correct |
96 |
Correct |
72 ms |
4308 KB |
Output is correct |
97 |
Correct |
63 ms |
4340 KB |
Output is correct |
98 |
Correct |
66 ms |
4220 KB |
Output is correct |
99 |
Correct |
69 ms |
4292 KB |
Output is correct |
100 |
Correct |
60 ms |
4272 KB |
Output is correct |
101 |
Correct |
60 ms |
4180 KB |
Output is correct |
102 |
Correct |
66 ms |
4276 KB |
Output is correct |
103 |
Correct |
67 ms |
4248 KB |
Output is correct |