# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
27891 | 2017-07-14T11:13:31 Z | suhgyuho_william | Port Facility (JOI17_port_facility) | C++14 | 6000 ms | 15252 KB |
#include <bits/stdc++.h> #define lld long long #define pii pair<int,int> #define pll pair<lld,lld> #define pb push_back #define next nextt #define left leftt #define right rightt #define Inf 1000000000 #define Linf 1000000000000000000LL #define Mod 1000000007LL using namespace std; int N; lld ans,inv; struct data{ int x,y; bool operator < (const data &cmp) const{ if(x != cmp.x) return x < cmp.x; return y < cmp.y; } }a[1000002]; int d[1000002]; bool check[1000002]; void impossible(){puts("0");exit(0);} void dfs(int x,int value){ if(check[x]){ if(d[x] != value) impossible(); return; } d[x] = value; check[x] = true; for(int i=x+1; i<=N; i++){ if(a[x].x < a[i].x && a[i].x < a[x].y && a[x].y < a[i].y){ dfs(i,3-d[x]); } } for(int i=1; i<x; i++){ if(a[i].x < a[x].x && a[x].x < a[i].y && a[i].y < a[x].y){ dfs(i,3-d[x]); } } } int main(){ scanf("%d",&N); ans = 1; for(int i=1; i<=N; i++){ scanf("%d %d",&a[i].x,&a[i].y); } sort(a+1,a+N+1); for(int i=1; i<=N; i++){ if(check[i]) continue; dfs(i,1); ans *= 2; ans %= Mod; } printf("%lld\n",ans); return 0; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 14720 KB | Output is correct |
2 | Correct | 0 ms | 14720 KB | Output is correct |
3 | Correct | 0 ms | 14720 KB | Output is correct |
4 | Correct | 0 ms | 14720 KB | Output is correct |
5 | Correct | 0 ms | 14720 KB | Output is correct |
6 | Correct | 0 ms | 14720 KB | Output is correct |
7 | Correct | 0 ms | 14720 KB | Output is correct |
8 | Correct | 0 ms | 14720 KB | Output is correct |
9 | Correct | 0 ms | 14720 KB | Output is correct |
10 | Correct | 0 ms | 14720 KB | Output is correct |
11 | Correct | 0 ms | 14720 KB | Output is correct |
12 | Correct | 0 ms | 14720 KB | Output is correct |
13 | Correct | 0 ms | 14720 KB | Output is correct |
14 | Correct | 0 ms | 14720 KB | Output is correct |
15 | Correct | 0 ms | 14720 KB | Output is correct |
16 | Correct | 0 ms | 14720 KB | Output is correct |
17 | Correct | 0 ms | 14720 KB | Output is correct |
18 | Correct | 0 ms | 14720 KB | Output is correct |
19 | Correct | 0 ms | 14720 KB | Output is correct |
20 | Correct | 0 ms | 14720 KB | Output is correct |
21 | Correct | 0 ms | 14720 KB | Output is correct |
22 | Correct | 0 ms | 14720 KB | Output is correct |
23 | Correct | 0 ms | 14720 KB | Output is correct |
24 | Correct | 0 ms | 14720 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 14720 KB | Output is correct |
2 | Correct | 0 ms | 14720 KB | Output is correct |
3 | Correct | 0 ms | 14720 KB | Output is correct |
4 | Correct | 0 ms | 14720 KB | Output is correct |
5 | Correct | 0 ms | 14720 KB | Output is correct |
6 | Correct | 0 ms | 14720 KB | Output is correct |
7 | Correct | 0 ms | 14720 KB | Output is correct |
8 | Correct | 0 ms | 14720 KB | Output is correct |
9 | Correct | 0 ms | 14720 KB | Output is correct |
10 | Correct | 0 ms | 14720 KB | Output is correct |
11 | Correct | 0 ms | 14720 KB | Output is correct |
12 | Correct | 0 ms | 14720 KB | Output is correct |
13 | Correct | 0 ms | 14720 KB | Output is correct |
14 | Correct | 0 ms | 14720 KB | Output is correct |
15 | Correct | 0 ms | 14720 KB | Output is correct |
16 | Correct | 0 ms | 14720 KB | Output is correct |
17 | Correct | 0 ms | 14720 KB | Output is correct |
18 | Correct | 0 ms | 14720 KB | Output is correct |
19 | Correct | 0 ms | 14720 KB | Output is correct |
20 | Correct | 0 ms | 14720 KB | Output is correct |
21 | Correct | 0 ms | 14720 KB | Output is correct |
22 | Correct | 0 ms | 14720 KB | Output is correct |
23 | Correct | 0 ms | 14720 KB | Output is correct |
24 | Correct | 0 ms | 14720 KB | Output is correct |
25 | Correct | 6 ms | 14720 KB | Output is correct |
26 | Correct | 9 ms | 14720 KB | Output is correct |
27 | Correct | 6 ms | 14720 KB | Output is correct |
28 | Correct | 9 ms | 14720 KB | Output is correct |
29 | Correct | 6 ms | 14720 KB | Output is correct |
30 | Correct | 13 ms | 14720 KB | Output is correct |
31 | Correct | 9 ms | 14720 KB | Output is correct |
32 | Correct | 9 ms | 14720 KB | Output is correct |
33 | Correct | 3 ms | 14720 KB | Output is correct |
34 | Correct | 0 ms | 14720 KB | Output is correct |
35 | Correct | 6 ms | 14720 KB | Output is correct |
36 | Correct | 6 ms | 14720 KB | Output is correct |
37 | Correct | 0 ms | 14720 KB | Output is correct |
38 | Correct | 0 ms | 14720 KB | Output is correct |
39 | Correct | 3 ms | 14720 KB | Output is correct |
40 | Correct | 3 ms | 14720 KB | Output is correct |
41 | Correct | 13 ms | 14720 KB | Output is correct |
42 | Correct | 16 ms | 14720 KB | Output is correct |
43 | Correct | 3 ms | 14720 KB | Output is correct |
44 | Correct | 6 ms | 14720 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 14720 KB | Output is correct |
2 | Correct | 0 ms | 14720 KB | Output is correct |
3 | Correct | 0 ms | 14720 KB | Output is correct |
4 | Correct | 0 ms | 14720 KB | Output is correct |
5 | Correct | 0 ms | 14720 KB | Output is correct |
6 | Correct | 0 ms | 14720 KB | Output is correct |
7 | Correct | 0 ms | 14720 KB | Output is correct |
8 | Correct | 0 ms | 14720 KB | Output is correct |
9 | Correct | 0 ms | 14720 KB | Output is correct |
10 | Correct | 0 ms | 14720 KB | Output is correct |
11 | Correct | 0 ms | 14720 KB | Output is correct |
12 | Correct | 0 ms | 14720 KB | Output is correct |
13 | Correct | 0 ms | 14720 KB | Output is correct |
14 | Correct | 0 ms | 14720 KB | Output is correct |
15 | Correct | 0 ms | 14720 KB | Output is correct |
16 | Correct | 0 ms | 14720 KB | Output is correct |
17 | Correct | 0 ms | 14720 KB | Output is correct |
18 | Correct | 0 ms | 14720 KB | Output is correct |
19 | Correct | 0 ms | 14720 KB | Output is correct |
20 | Correct | 0 ms | 14720 KB | Output is correct |
21 | Correct | 0 ms | 14720 KB | Output is correct |
22 | Correct | 0 ms | 14720 KB | Output is correct |
23 | Correct | 0 ms | 14720 KB | Output is correct |
24 | Correct | 0 ms | 14720 KB | Output is correct |
25 | Correct | 6 ms | 14720 KB | Output is correct |
26 | Correct | 9 ms | 14720 KB | Output is correct |
27 | Correct | 6 ms | 14720 KB | Output is correct |
28 | Correct | 9 ms | 14720 KB | Output is correct |
29 | Correct | 6 ms | 14720 KB | Output is correct |
30 | Correct | 13 ms | 14720 KB | Output is correct |
31 | Correct | 9 ms | 14720 KB | Output is correct |
32 | Correct | 9 ms | 14720 KB | Output is correct |
33 | Correct | 3 ms | 14720 KB | Output is correct |
34 | Correct | 0 ms | 14720 KB | Output is correct |
35 | Correct | 6 ms | 14720 KB | Output is correct |
36 | Correct | 6 ms | 14720 KB | Output is correct |
37 | Correct | 0 ms | 14720 KB | Output is correct |
38 | Correct | 0 ms | 14720 KB | Output is correct |
39 | Correct | 3 ms | 14720 KB | Output is correct |
40 | Correct | 3 ms | 14720 KB | Output is correct |
41 | Correct | 13 ms | 14720 KB | Output is correct |
42 | Correct | 16 ms | 14720 KB | Output is correct |
43 | Correct | 3 ms | 14720 KB | Output is correct |
44 | Correct | 6 ms | 14720 KB | Output is correct |
45 | Execution timed out | 6000 ms | 15252 KB | Execution timed out |
46 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 14720 KB | Output is correct |
2 | Correct | 0 ms | 14720 KB | Output is correct |
3 | Correct | 0 ms | 14720 KB | Output is correct |
4 | Correct | 0 ms | 14720 KB | Output is correct |
5 | Correct | 0 ms | 14720 KB | Output is correct |
6 | Correct | 0 ms | 14720 KB | Output is correct |
7 | Correct | 0 ms | 14720 KB | Output is correct |
8 | Correct | 0 ms | 14720 KB | Output is correct |
9 | Correct | 0 ms | 14720 KB | Output is correct |
10 | Correct | 0 ms | 14720 KB | Output is correct |
11 | Correct | 0 ms | 14720 KB | Output is correct |
12 | Correct | 0 ms | 14720 KB | Output is correct |
13 | Correct | 0 ms | 14720 KB | Output is correct |
14 | Correct | 0 ms | 14720 KB | Output is correct |
15 | Correct | 0 ms | 14720 KB | Output is correct |
16 | Correct | 0 ms | 14720 KB | Output is correct |
17 | Correct | 0 ms | 14720 KB | Output is correct |
18 | Correct | 0 ms | 14720 KB | Output is correct |
19 | Correct | 0 ms | 14720 KB | Output is correct |
20 | Correct | 0 ms | 14720 KB | Output is correct |
21 | Correct | 0 ms | 14720 KB | Output is correct |
22 | Correct | 0 ms | 14720 KB | Output is correct |
23 | Correct | 0 ms | 14720 KB | Output is correct |
24 | Correct | 0 ms | 14720 KB | Output is correct |
25 | Correct | 6 ms | 14720 KB | Output is correct |
26 | Correct | 9 ms | 14720 KB | Output is correct |
27 | Correct | 6 ms | 14720 KB | Output is correct |
28 | Correct | 9 ms | 14720 KB | Output is correct |
29 | Correct | 6 ms | 14720 KB | Output is correct |
30 | Correct | 13 ms | 14720 KB | Output is correct |
31 | Correct | 9 ms | 14720 KB | Output is correct |
32 | Correct | 9 ms | 14720 KB | Output is correct |
33 | Correct | 3 ms | 14720 KB | Output is correct |
34 | Correct | 0 ms | 14720 KB | Output is correct |
35 | Correct | 6 ms | 14720 KB | Output is correct |
36 | Correct | 6 ms | 14720 KB | Output is correct |
37 | Correct | 0 ms | 14720 KB | Output is correct |
38 | Correct | 0 ms | 14720 KB | Output is correct |
39 | Correct | 3 ms | 14720 KB | Output is correct |
40 | Correct | 3 ms | 14720 KB | Output is correct |
41 | Correct | 13 ms | 14720 KB | Output is correct |
42 | Correct | 16 ms | 14720 KB | Output is correct |
43 | Correct | 3 ms | 14720 KB | Output is correct |
44 | Correct | 6 ms | 14720 KB | Output is correct |
45 | Execution timed out | 6000 ms | 15252 KB | Execution timed out |
46 | Halted | 0 ms | 0 KB | - |