#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll S[101010][2];
ll n, s0, s1, ans;
int main()
{
ll i, x, y;
scanf("%lld", &n);
for(i=0; i<n+n; i++){
scanf("%lld%lld", &x, &y); y --;
if(x < 1) ans += 1 - x, x = 1;
if(x > n) ans += x - n, x = n;
if(y < 0) ans += 0 - y, y = 0;
if(y > 1) ans += y - 1, y = 1;
S[x][y] ++;
}
for(i=1; i<=n; i++){
s0 += S[i][0] - 1; s1 += S[i][1] - 1;
if(s0 > 0 && s1 < 0){
if(s0 > -s1) ans -= s1, s0 += s1, s1 = 0;
else ans += s0, s1 += s0, s0 = 0;
}
else if(s0 < 0 && s1 > 0){
if(-s0 > s1) ans += s1, s0 += s1, s1 = 0;
else ans -= s0, s1 += s0, s0 = 0;
}
ans += abs(s0 + s1);
}
printf("%lld\n", ans);
return 0;
}
Compilation message
joi2019_ho_t4.cpp: In function 'int main()':
joi2019_ho_t4.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld", &n);
~~~~~^~~~~~~~~~~~
joi2019_ho_t4.cpp:17:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld%lld", &x, &y); y --;
~~~~~^~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
3 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
3 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
256 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
3 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
2 ms |
256 KB |
Output is correct |
27 |
Correct |
2 ms |
256 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
256 KB |
Output is correct |
30 |
Correct |
2 ms |
256 KB |
Output is correct |
31 |
Correct |
2 ms |
256 KB |
Output is correct |
32 |
Correct |
2 ms |
384 KB |
Output is correct |
33 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
3 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
3 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
256 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
3 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
2 ms |
256 KB |
Output is correct |
27 |
Correct |
2 ms |
256 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
256 KB |
Output is correct |
30 |
Correct |
2 ms |
256 KB |
Output is correct |
31 |
Correct |
2 ms |
256 KB |
Output is correct |
32 |
Correct |
2 ms |
384 KB |
Output is correct |
33 |
Correct |
2 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
384 KB |
Output is correct |
35 |
Correct |
2 ms |
384 KB |
Output is correct |
36 |
Correct |
2 ms |
384 KB |
Output is correct |
37 |
Correct |
2 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 |
2 ms |
384 KB |
Output is correct |
41 |
Correct |
2 ms |
384 KB |
Output is correct |
42 |
Correct |
2 ms |
356 KB |
Output is correct |
43 |
Correct |
2 ms |
384 KB |
Output is correct |
44 |
Correct |
2 ms |
384 KB |
Output is correct |
45 |
Correct |
3 ms |
384 KB |
Output is correct |
46 |
Correct |
2 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
384 KB |
Output is correct |
48 |
Correct |
2 ms |
416 KB |
Output is correct |
49 |
Correct |
3 ms |
384 KB |
Output is correct |
50 |
Correct |
2 ms |
384 KB |
Output is correct |
51 |
Correct |
3 ms |
384 KB |
Output is correct |
52 |
Correct |
3 ms |
384 KB |
Output is correct |
53 |
Correct |
2 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 |
2 ms |
384 KB |
Output is correct |
57 |
Correct |
3 ms |
384 KB |
Output is correct |
58 |
Correct |
3 ms |
384 KB |
Output is correct |
59 |
Correct |
4 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 |
2 ms |
384 KB |
Output is correct |
63 |
Correct |
3 ms |
384 KB |
Output is correct |
64 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
3 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
3 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
256 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
256 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
3 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
256 KB |
Output is correct |
26 |
Correct |
2 ms |
256 KB |
Output is correct |
27 |
Correct |
2 ms |
256 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
256 KB |
Output is correct |
30 |
Correct |
2 ms |
256 KB |
Output is correct |
31 |
Correct |
2 ms |
256 KB |
Output is correct |
32 |
Correct |
2 ms |
384 KB |
Output is correct |
33 |
Correct |
2 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
384 KB |
Output is correct |
35 |
Correct |
2 ms |
384 KB |
Output is correct |
36 |
Correct |
2 ms |
384 KB |
Output is correct |
37 |
Correct |
2 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 |
2 ms |
384 KB |
Output is correct |
41 |
Correct |
2 ms |
384 KB |
Output is correct |
42 |
Correct |
2 ms |
356 KB |
Output is correct |
43 |
Correct |
2 ms |
384 KB |
Output is correct |
44 |
Correct |
2 ms |
384 KB |
Output is correct |
45 |
Correct |
3 ms |
384 KB |
Output is correct |
46 |
Correct |
2 ms |
384 KB |
Output is correct |
47 |
Correct |
2 ms |
384 KB |
Output is correct |
48 |
Correct |
2 ms |
416 KB |
Output is correct |
49 |
Correct |
3 ms |
384 KB |
Output is correct |
50 |
Correct |
2 ms |
384 KB |
Output is correct |
51 |
Correct |
3 ms |
384 KB |
Output is correct |
52 |
Correct |
3 ms |
384 KB |
Output is correct |
53 |
Correct |
2 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 |
2 ms |
384 KB |
Output is correct |
57 |
Correct |
3 ms |
384 KB |
Output is correct |
58 |
Correct |
3 ms |
384 KB |
Output is correct |
59 |
Correct |
4 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 |
2 ms |
384 KB |
Output is correct |
63 |
Correct |
3 ms |
384 KB |
Output is correct |
64 |
Correct |
2 ms |
384 KB |
Output is correct |
65 |
Correct |
53 ms |
3476 KB |
Output is correct |
66 |
Correct |
51 ms |
4984 KB |
Output is correct |
67 |
Correct |
72 ms |
5112 KB |
Output is correct |
68 |
Correct |
72 ms |
5116 KB |
Output is correct |
69 |
Correct |
74 ms |
5112 KB |
Output is correct |
70 |
Correct |
66 ms |
5112 KB |
Output is correct |
71 |
Correct |
68 ms |
5120 KB |
Output is correct |
72 |
Correct |
49 ms |
3580 KB |
Output is correct |
73 |
Correct |
48 ms |
3576 KB |
Output is correct |
74 |
Correct |
52 ms |
3576 KB |
Output is correct |
75 |
Correct |
50 ms |
3448 KB |
Output is correct |
76 |
Correct |
51 ms |
3576 KB |
Output is correct |
77 |
Correct |
50 ms |
3448 KB |
Output is correct |
78 |
Correct |
51 ms |
3576 KB |
Output is correct |
79 |
Correct |
51 ms |
3704 KB |
Output is correct |
80 |
Correct |
52 ms |
3576 KB |
Output is correct |
81 |
Correct |
51 ms |
3576 KB |
Output is correct |
82 |
Correct |
52 ms |
3704 KB |
Output is correct |
83 |
Correct |
54 ms |
3832 KB |
Output is correct |
84 |
Correct |
53 ms |
3960 KB |
Output is correct |
85 |
Correct |
52 ms |
3832 KB |
Output is correct |
86 |
Correct |
53 ms |
5112 KB |
Output is correct |
87 |
Correct |
53 ms |
4960 KB |
Output is correct |
88 |
Correct |
56 ms |
5116 KB |
Output is correct |
89 |
Correct |
55 ms |
5120 KB |
Output is correct |
90 |
Correct |
61 ms |
5112 KB |
Output is correct |
91 |
Correct |
60 ms |
5112 KB |
Output is correct |
92 |
Correct |
61 ms |
5240 KB |
Output is correct |
93 |
Correct |
62 ms |
5240 KB |
Output is correct |
94 |
Correct |
65 ms |
4984 KB |
Output is correct |
95 |
Correct |
61 ms |
5008 KB |
Output is correct |
96 |
Correct |
54 ms |
4728 KB |
Output is correct |
97 |
Correct |
55 ms |
4600 KB |
Output is correct |
98 |
Correct |
54 ms |
4472 KB |
Output is correct |
99 |
Correct |
54 ms |
4312 KB |
Output is correct |
100 |
Correct |
55 ms |
4340 KB |
Output is correct |
101 |
Correct |
54 ms |
4472 KB |
Output is correct |
102 |
Correct |
53 ms |
4344 KB |
Output is correct |
103 |
Correct |
55 ms |
4216 KB |
Output is correct |