#include <bits/stdc++.h>
using namespace std;
int main() {
int n; cin >> n;
long long ans = 0;
int top[n+2], bot[n+2];
for (int i = 1; i <= n; i++) top[i] = bot[i] = 0;
for (int i = 0; i < 2*n; i++) {
int a, b; cin >> a >> b;
if (a < 1) {
ans += 1-a;
a = 1;
}
if (a > n) {
ans += a - n;
a = n;
}
if (b < 1) {
ans += 1 - b;
b = 1;
}
if (b > 2) {
ans += b - 2;
b = 2;
}
if (b == 1) bot[a]++;
else top[a]++;
}
int topIdx = 1, botIdx = 1;
for (int i = 1; i <= n; i++) {
while (topIdx <= i && top[i] > 0) {
ans += i - topIdx;
topIdx++;
top[i]--;
}
while (botIdx <= i && bot[i] > 0) {
ans += i - botIdx;
botIdx++;
bot[i]--;
}
while (botIdx <= i && top[i] > 0) {
ans += i - botIdx + 1;
botIdx++;
top[i]--;
}
while (topIdx <= i && bot[i] > 0) {
ans += i - topIdx + 1;
topIdx++;
bot[i]--;
}
top[i+1] += top[i];
bot[i+1] += bot[i];
ans += top[i] + bot[i];
}
cout << ans << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
256 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
4 ms |
256 KB |
Output is correct |
11 |
Correct |
4 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 ms |
256 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
256 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
256 KB |
Output is correct |
20 |
Correct |
5 ms |
256 KB |
Output is correct |
21 |
Correct |
5 ms |
256 KB |
Output is correct |
22 |
Correct |
4 ms |
256 KB |
Output is correct |
23 |
Correct |
4 ms |
256 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
4 ms |
256 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
4 ms |
256 KB |
Output is correct |
28 |
Correct |
5 ms |
256 KB |
Output is correct |
29 |
Correct |
5 ms |
256 KB |
Output is correct |
30 |
Correct |
5 ms |
256 KB |
Output is correct |
31 |
Correct |
4 ms |
256 KB |
Output is correct |
32 |
Correct |
5 ms |
256 KB |
Output is correct |
33 |
Correct |
5 ms |
256 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
256 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
4 ms |
256 KB |
Output is correct |
11 |
Correct |
4 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 ms |
256 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
256 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
256 KB |
Output is correct |
20 |
Correct |
5 ms |
256 KB |
Output is correct |
21 |
Correct |
5 ms |
256 KB |
Output is correct |
22 |
Correct |
4 ms |
256 KB |
Output is correct |
23 |
Correct |
4 ms |
256 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
4 ms |
256 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
4 ms |
256 KB |
Output is correct |
28 |
Correct |
5 ms |
256 KB |
Output is correct |
29 |
Correct |
5 ms |
256 KB |
Output is correct |
30 |
Correct |
5 ms |
256 KB |
Output is correct |
31 |
Correct |
4 ms |
256 KB |
Output is correct |
32 |
Correct |
5 ms |
256 KB |
Output is correct |
33 |
Correct |
5 ms |
256 KB |
Output is correct |
34 |
Correct |
6 ms |
384 KB |
Output is correct |
35 |
Correct |
8 ms |
384 KB |
Output is correct |
36 |
Correct |
7 ms |
384 KB |
Output is correct |
37 |
Correct |
6 ms |
384 KB |
Output is correct |
38 |
Correct |
7 ms |
384 KB |
Output is correct |
39 |
Correct |
6 ms |
384 KB |
Output is correct |
40 |
Correct |
7 ms |
384 KB |
Output is correct |
41 |
Correct |
7 ms |
384 KB |
Output is correct |
42 |
Correct |
6 ms |
384 KB |
Output is correct |
43 |
Correct |
7 ms |
384 KB |
Output is correct |
44 |
Correct |
7 ms |
384 KB |
Output is correct |
45 |
Correct |
7 ms |
384 KB |
Output is correct |
46 |
Correct |
6 ms |
384 KB |
Output is correct |
47 |
Correct |
7 ms |
384 KB |
Output is correct |
48 |
Correct |
7 ms |
384 KB |
Output is correct |
49 |
Correct |
7 ms |
384 KB |
Output is correct |
50 |
Correct |
6 ms |
384 KB |
Output is correct |
51 |
Correct |
6 ms |
384 KB |
Output is correct |
52 |
Correct |
7 ms |
512 KB |
Output is correct |
53 |
Correct |
6 ms |
384 KB |
Output is correct |
54 |
Correct |
7 ms |
384 KB |
Output is correct |
55 |
Correct |
7 ms |
384 KB |
Output is correct |
56 |
Correct |
7 ms |
384 KB |
Output is correct |
57 |
Correct |
6 ms |
384 KB |
Output is correct |
58 |
Correct |
6 ms |
384 KB |
Output is correct |
59 |
Correct |
6 ms |
384 KB |
Output is correct |
60 |
Correct |
6 ms |
384 KB |
Output is correct |
61 |
Correct |
6 ms |
384 KB |
Output is correct |
62 |
Correct |
6 ms |
384 KB |
Output is correct |
63 |
Correct |
7 ms |
384 KB |
Output is correct |
64 |
Correct |
6 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
256 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
4 ms |
256 KB |
Output is correct |
11 |
Correct |
4 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 ms |
256 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
256 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
256 KB |
Output is correct |
20 |
Correct |
5 ms |
256 KB |
Output is correct |
21 |
Correct |
5 ms |
256 KB |
Output is correct |
22 |
Correct |
4 ms |
256 KB |
Output is correct |
23 |
Correct |
4 ms |
256 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
4 ms |
256 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
4 ms |
256 KB |
Output is correct |
28 |
Correct |
5 ms |
256 KB |
Output is correct |
29 |
Correct |
5 ms |
256 KB |
Output is correct |
30 |
Correct |
5 ms |
256 KB |
Output is correct |
31 |
Correct |
4 ms |
256 KB |
Output is correct |
32 |
Correct |
5 ms |
256 KB |
Output is correct |
33 |
Correct |
5 ms |
256 KB |
Output is correct |
34 |
Correct |
6 ms |
384 KB |
Output is correct |
35 |
Correct |
8 ms |
384 KB |
Output is correct |
36 |
Correct |
7 ms |
384 KB |
Output is correct |
37 |
Correct |
6 ms |
384 KB |
Output is correct |
38 |
Correct |
7 ms |
384 KB |
Output is correct |
39 |
Correct |
6 ms |
384 KB |
Output is correct |
40 |
Correct |
7 ms |
384 KB |
Output is correct |
41 |
Correct |
7 ms |
384 KB |
Output is correct |
42 |
Correct |
6 ms |
384 KB |
Output is correct |
43 |
Correct |
7 ms |
384 KB |
Output is correct |
44 |
Correct |
7 ms |
384 KB |
Output is correct |
45 |
Correct |
7 ms |
384 KB |
Output is correct |
46 |
Correct |
6 ms |
384 KB |
Output is correct |
47 |
Correct |
7 ms |
384 KB |
Output is correct |
48 |
Correct |
7 ms |
384 KB |
Output is correct |
49 |
Correct |
7 ms |
384 KB |
Output is correct |
50 |
Correct |
6 ms |
384 KB |
Output is correct |
51 |
Correct |
6 ms |
384 KB |
Output is correct |
52 |
Correct |
7 ms |
512 KB |
Output is correct |
53 |
Correct |
6 ms |
384 KB |
Output is correct |
54 |
Correct |
7 ms |
384 KB |
Output is correct |
55 |
Correct |
7 ms |
384 KB |
Output is correct |
56 |
Correct |
7 ms |
384 KB |
Output is correct |
57 |
Correct |
6 ms |
384 KB |
Output is correct |
58 |
Correct |
6 ms |
384 KB |
Output is correct |
59 |
Correct |
6 ms |
384 KB |
Output is correct |
60 |
Correct |
6 ms |
384 KB |
Output is correct |
61 |
Correct |
6 ms |
384 KB |
Output is correct |
62 |
Correct |
6 ms |
384 KB |
Output is correct |
63 |
Correct |
7 ms |
384 KB |
Output is correct |
64 |
Correct |
6 ms |
384 KB |
Output is correct |
65 |
Correct |
135 ms |
2680 KB |
Output is correct |
66 |
Correct |
284 ms |
5752 KB |
Output is correct |
67 |
Correct |
215 ms |
4216 KB |
Output is correct |
68 |
Correct |
214 ms |
4344 KB |
Output is correct |
69 |
Correct |
220 ms |
4220 KB |
Output is correct |
70 |
Correct |
212 ms |
4344 KB |
Output is correct |
71 |
Correct |
210 ms |
4344 KB |
Output is correct |
72 |
Correct |
213 ms |
4216 KB |
Output is correct |
73 |
Correct |
209 ms |
4344 KB |
Output is correct |
74 |
Correct |
212 ms |
4344 KB |
Output is correct |
75 |
Correct |
205 ms |
4216 KB |
Output is correct |
76 |
Correct |
209 ms |
4344 KB |
Output is correct |
77 |
Correct |
207 ms |
4216 KB |
Output is correct |
78 |
Correct |
211 ms |
4344 KB |
Output is correct |
79 |
Correct |
214 ms |
4364 KB |
Output is correct |
80 |
Correct |
211 ms |
4348 KB |
Output is correct |
81 |
Correct |
208 ms |
4348 KB |
Output is correct |
82 |
Correct |
213 ms |
4344 KB |
Output is correct |
83 |
Correct |
211 ms |
4344 KB |
Output is correct |
84 |
Correct |
214 ms |
4344 KB |
Output is correct |
85 |
Correct |
227 ms |
4344 KB |
Output is correct |
86 |
Correct |
212 ms |
4344 KB |
Output is correct |
87 |
Correct |
211 ms |
4344 KB |
Output is correct |
88 |
Correct |
213 ms |
4344 KB |
Output is correct |
89 |
Correct |
216 ms |
4344 KB |
Output is correct |
90 |
Correct |
212 ms |
4216 KB |
Output is correct |
91 |
Correct |
223 ms |
4344 KB |
Output is correct |
92 |
Correct |
221 ms |
4440 KB |
Output is correct |
93 |
Correct |
213 ms |
4344 KB |
Output is correct |
94 |
Correct |
205 ms |
4216 KB |
Output is correct |
95 |
Correct |
206 ms |
4216 KB |
Output is correct |
96 |
Correct |
214 ms |
4344 KB |
Output is correct |
97 |
Correct |
213 ms |
4344 KB |
Output is correct |
98 |
Correct |
218 ms |
4344 KB |
Output is correct |
99 |
Correct |
211 ms |
4216 KB |
Output is correct |
100 |
Correct |
210 ms |
4344 KB |
Output is correct |
101 |
Correct |
212 ms |
4216 KB |
Output is correct |
102 |
Correct |
213 ms |
4344 KB |
Output is correct |
103 |
Correct |
216 ms |
4344 KB |
Output is correct |