#include <cstdio>
#include <algorithm>
using namespace std;
int insec(int s1, int e1, int s2, int e2){
if(s1 > s2) swap(s1, s2), swap(e1, e2);
if(e1 < s2) return -1;
if(e1 == s2) return 0;
return 1;
}
int n, s1[11], s2[11], e1[11], e2[11];
int ans;
int main(){
scanf("%d", &n);
for(int i = 0; i < n; i++) scanf("%d%d", s1 + i, e1 + i);
for(int i = 0; i < n; i++) scanf("%d%d", s2 + i, e2 + i);
ans = n;
for(int i = 0; i < n; i++){
if(insec(s1[i], e1[i], s2[i], e2[i]) == 0) ans--;
if(insec(s1[i], e1[i], s2[i], e2[i]) < 0) {puts("-1"); return 0;}
}
printf("%d", ans);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1084 KB |
Output is correct |
2 |
Correct |
0 ms |
1084 KB |
Output is correct |
3 |
Correct |
0 ms |
1084 KB |
Output is correct |
4 |
Correct |
0 ms |
1084 KB |
Output is correct |
5 |
Correct |
0 ms |
1084 KB |
Output is correct |
6 |
Correct |
0 ms |
1084 KB |
Output is correct |
7 |
Correct |
0 ms |
1084 KB |
Output is correct |
8 |
Correct |
0 ms |
1084 KB |
Output is correct |
9 |
Correct |
0 ms |
1084 KB |
Output is correct |
10 |
Correct |
0 ms |
1084 KB |
Output is correct |
11 |
Correct |
0 ms |
1084 KB |
Output is correct |
12 |
Correct |
0 ms |
1084 KB |
Output is correct |
13 |
Correct |
0 ms |
1084 KB |
Output is correct |
14 |
Correct |
0 ms |
1084 KB |
Output is correct |
15 |
Correct |
0 ms |
1084 KB |
Output is correct |
16 |
Correct |
0 ms |
1084 KB |
Output is correct |
17 |
Correct |
0 ms |
1084 KB |
Output is correct |
18 |
Correct |
0 ms |
1084 KB |
Output is correct |
19 |
Correct |
0 ms |
1084 KB |
Output is correct |
20 |
Correct |
0 ms |
1084 KB |
Output is correct |
21 |
Correct |
0 ms |
1084 KB |
Output is correct |
22 |
Correct |
0 ms |
1084 KB |
Output is correct |
23 |
Correct |
0 ms |
1084 KB |
Output is correct |
24 |
Correct |
0 ms |
1084 KB |
Output is correct |
25 |
Correct |
0 ms |
1084 KB |
Output is correct |
26 |
Correct |
0 ms |
1084 KB |
Output is correct |
27 |
Correct |
0 ms |
1084 KB |
Output is correct |
28 |
Correct |
0 ms |
1084 KB |
Output is correct |
29 |
Correct |
0 ms |
1084 KB |
Output is correct |
30 |
Correct |
0 ms |
1084 KB |
Output is correct |
31 |
Correct |
0 ms |
1084 KB |
Output is correct |
32 |
Correct |
0 ms |
1084 KB |
Output is correct |
33 |
Correct |
0 ms |
1084 KB |
Output is correct |
34 |
Correct |
0 ms |
1084 KB |
Output is correct |
35 |
Correct |
0 ms |
1084 KB |
Output is correct |
36 |
Correct |
0 ms |
1084 KB |
Output is correct |
37 |
Correct |
0 ms |
1084 KB |
Output is correct |
38 |
Correct |
0 ms |
1084 KB |
Output is correct |
39 |
Correct |
0 ms |
1084 KB |
Output is correct |
40 |
Correct |
0 ms |
1084 KB |
Output is correct |
41 |
Correct |
0 ms |
1084 KB |
Output is correct |
42 |
Correct |
0 ms |
1084 KB |
Output is correct |
43 |
Correct |
0 ms |
1084 KB |
Output is correct |
44 |
Correct |
0 ms |
1084 KB |
Output is correct |
45 |
Correct |
0 ms |
1084 KB |
Output is correct |
46 |
Correct |
0 ms |
1084 KB |
Output is correct |
47 |
Correct |
0 ms |
1084 KB |
Output is correct |
48 |
Correct |
0 ms |
1084 KB |
Output is correct |
49 |
Correct |
0 ms |
1084 KB |
Output is correct |
50 |
Correct |
0 ms |
1084 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1084 KB |
Output is correct |
2 |
Correct |
0 ms |
1084 KB |
Output is correct |
3 |
Correct |
0 ms |
1084 KB |
Output is correct |
4 |
Correct |
0 ms |
1084 KB |
Output is correct |
5 |
Correct |
0 ms |
1084 KB |
Output is correct |
6 |
Correct |
0 ms |
1084 KB |
Output is correct |
7 |
Correct |
0 ms |
1084 KB |
Output is correct |
8 |
Correct |
0 ms |
1084 KB |
Output is correct |
9 |
Correct |
0 ms |
1084 KB |
Output is correct |
10 |
Correct |
0 ms |
1084 KB |
Output is correct |
11 |
Correct |
0 ms |
1084 KB |
Output is correct |
12 |
Correct |
0 ms |
1084 KB |
Output is correct |
13 |
Correct |
0 ms |
1084 KB |
Output is correct |
14 |
Correct |
0 ms |
1084 KB |
Output is correct |
15 |
Correct |
0 ms |
1084 KB |
Output is correct |
16 |
Correct |
0 ms |
1084 KB |
Output is correct |
17 |
Correct |
0 ms |
1084 KB |
Output is correct |
18 |
Correct |
0 ms |
1084 KB |
Output is correct |
19 |
Correct |
0 ms |
1084 KB |
Output is correct |
20 |
Correct |
0 ms |
1084 KB |
Output is correct |
21 |
Correct |
0 ms |
1084 KB |
Output is correct |
22 |
Correct |
0 ms |
1084 KB |
Output is correct |
23 |
Correct |
0 ms |
1084 KB |
Output is correct |
24 |
Correct |
0 ms |
1084 KB |
Output is correct |
25 |
Correct |
0 ms |
1084 KB |
Output is correct |
26 |
Correct |
0 ms |
1084 KB |
Output is correct |
27 |
Correct |
0 ms |
1084 KB |
Output is correct |
28 |
Correct |
0 ms |
1084 KB |
Output is correct |
29 |
Correct |
0 ms |
1084 KB |
Output is correct |
30 |
Correct |
0 ms |
1084 KB |
Output is correct |
31 |
Correct |
0 ms |
1084 KB |
Output is correct |
32 |
Correct |
0 ms |
1084 KB |
Output is correct |
33 |
Correct |
0 ms |
1084 KB |
Output is correct |
34 |
Correct |
0 ms |
1084 KB |
Output is correct |
35 |
Correct |
0 ms |
1084 KB |
Output is correct |
36 |
Correct |
0 ms |
1084 KB |
Output is correct |
37 |
Correct |
0 ms |
1084 KB |
Output is correct |
38 |
Correct |
0 ms |
1084 KB |
Output is correct |
39 |
Correct |
0 ms |
1084 KB |
Output is correct |
40 |
Correct |
0 ms |
1084 KB |
Output is correct |
41 |
Correct |
0 ms |
1084 KB |
Output is correct |
42 |
Correct |
0 ms |
1084 KB |
Output is correct |
43 |
Correct |
0 ms |
1084 KB |
Output is correct |
44 |
Correct |
0 ms |
1084 KB |
Output is correct |
45 |
Correct |
0 ms |
1084 KB |
Output is correct |
46 |
Correct |
0 ms |
1084 KB |
Output is correct |
47 |
Correct |
0 ms |
1084 KB |
Output is correct |
48 |
Correct |
0 ms |
1084 KB |
Output is correct |
49 |
Correct |
0 ms |
1084 KB |
Output is correct |
50 |
Correct |
0 ms |
1084 KB |
Output is correct |
51 |
Correct |
0 ms |
1084 KB |
Output is correct |
52 |
Correct |
0 ms |
1084 KB |
Output is correct |
53 |
Correct |
0 ms |
1084 KB |
Output is correct |
54 |
Correct |
0 ms |
1084 KB |
Output is correct |
55 |
Correct |
0 ms |
1084 KB |
Output is correct |
56 |
Correct |
0 ms |
1084 KB |
Output is correct |
57 |
Correct |
0 ms |
1084 KB |
Output is correct |
58 |
Correct |
0 ms |
1084 KB |
Output is correct |
59 |
Correct |
0 ms |
1084 KB |
Output is correct |
60 |
Correct |
0 ms |
1084 KB |
Output is correct |
61 |
Correct |
0 ms |
1084 KB |
Output is correct |
62 |
Correct |
0 ms |
1084 KB |
Output is correct |
63 |
Correct |
0 ms |
1084 KB |
Output is correct |
64 |
Correct |
0 ms |
1084 KB |
Output is correct |
65 |
Correct |
0 ms |
1084 KB |
Output is correct |
66 |
Correct |
0 ms |
1084 KB |
Output is correct |
67 |
Correct |
0 ms |
1084 KB |
Output is correct |
68 |
Correct |
0 ms |
1084 KB |
Output is correct |
69 |
Correct |
0 ms |
1084 KB |
Output is correct |
70 |
Correct |
0 ms |
1084 KB |
Output is correct |
71 |
Correct |
0 ms |
1084 KB |
Output is correct |
72 |
Correct |
0 ms |
1084 KB |
Output is correct |
73 |
Correct |
0 ms |
1084 KB |
Output is correct |
74 |
Correct |
0 ms |
1084 KB |
Output is correct |
75 |
Correct |
0 ms |
1084 KB |
Output is correct |
76 |
Correct |
0 ms |
1084 KB |
Output is correct |
77 |
Correct |
0 ms |
1084 KB |
Output is correct |
78 |
Correct |
0 ms |
1084 KB |
Output is correct |
79 |
Correct |
0 ms |
1084 KB |
Output is correct |
80 |
Correct |
0 ms |
1084 KB |
Output is correct |
81 |
Correct |
0 ms |
1084 KB |
Output is correct |
82 |
Correct |
0 ms |
1084 KB |
Output is correct |
83 |
Correct |
0 ms |
1084 KB |
Output is correct |
84 |
Correct |
0 ms |
1084 KB |
Output is correct |
85 |
Correct |
0 ms |
1084 KB |
Output is correct |
86 |
Correct |
0 ms |
1084 KB |
Output is correct |
87 |
Correct |
0 ms |
1084 KB |
Output is correct |
88 |
Correct |
0 ms |
1084 KB |
Output is correct |
89 |
Correct |
0 ms |
1084 KB |
Output is correct |
90 |
Correct |
0 ms |
1084 KB |
Output is correct |
91 |
Correct |
0 ms |
1084 KB |
Output is correct |
92 |
Correct |
0 ms |
1084 KB |
Output is correct |
93 |
Correct |
0 ms |
1084 KB |
Output is correct |
94 |
Correct |
0 ms |
1084 KB |
Output is correct |
95 |
Correct |
0 ms |
1084 KB |
Output is correct |
96 |
Correct |
0 ms |
1084 KB |
Output is correct |
97 |
Correct |
0 ms |
1084 KB |
Output is correct |
98 |
Correct |
0 ms |
1084 KB |
Output is correct |
99 |
Correct |
0 ms |
1084 KB |
Output is correct |
100 |
Correct |
0 ms |
1084 KB |
Output is correct |