Submission #3441633
Source Code Expand
import java.util.*; import java.io.*; import static java.lang.Math.*; import static java.util.Arrays.*; import static java.util.Collections.*; public class Main{ static final long mod=1000000007; public static void main(String[] args) throws Exception, IOException{ Reader sc = new Reader(System.in); PrintWriter out=new PrintWriter(System.out); // int n=sc.nextInt(); // char c[][] = new char[h][w]; // char c[]=sc.nextString().toCharArray(); // int d[]=new int[n]; // for(int i=0; i<n; i++) {d[i]=sc.nextInt();} int n=sc.nextInt(); long d[] = new long[n*2]; for (int i = 0; i < n; i++) { d[i] = sc.nextLong()*2; } for (int i = 0; i < n; i++) { d[i+n] = sc.nextLong()*2; d[i+n] += 1; } sort(d); int p=0,q=0; long ans=1; for (int i = 0; i < n*2; i++) { if(d[i]%2==1) {if(q>0) {ans*=q;ans%=mod;q--;} else p++; } else { if(p>0) {ans*=p; ans%=mod; p--;} else q++; } } out.println(ans); out.flush(); } static void db(Object... os){ System.err.println(Arrays.deepToString(os)); } } class P implements Comparable<P>{ int id, d; P(int id, int d) { this.id=id; this.d=d; } public int compareTo(P p){ return d-p.d; //des } } class Reader { private BufferedReader x; private StringTokenizer st; public Reader(InputStream in) { x = new BufferedReader(new InputStreamReader(in)); st = null; } public String nextString() throws IOException { while( st==null || !st.hasMoreTokens() ) st = new StringTokenizer(x.readLine()); return st.nextToken(); } public int nextInt() throws IOException { return Integer.parseInt(nextString()); } public long nextLong() throws IOException { return Long.parseLong(nextString()); } public double nextDouble() throws IOException { return Double.parseDouble(nextString()); } }
Submission Info
Submission Time | |
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Task | A - 1D Matching |
User | mukku |
Language | Java8 (OpenJDK 1.8.0) |
Score | 500 |
Code Size | 2274 Byte |
Status | AC |
Exec Time | 313 ms |
Memory | 44936 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 223 ms | 35936 KB |
001.txt | AC | 155 ms | 25276 KB |
002.txt | AC | 184 ms | 32892 KB |
003.txt | AC | 177 ms | 32164 KB |
004.txt | AC | 261 ms | 41192 KB |
005.txt | AC | 265 ms | 37952 KB |
006.txt | AC | 274 ms | 39524 KB |
007.txt | AC | 313 ms | 44936 KB |
008.txt | AC | 265 ms | 41772 KB |
009.txt | AC | 279 ms | 41712 KB |
010.txt | AC | 267 ms | 38812 KB |
011.txt | AC | 267 ms | 43632 KB |
example0.txt | AC | 71 ms | 21076 KB |
example1.txt | AC | 70 ms | 21204 KB |