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Copy pathdragoncu.java
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58 lines (53 loc) · 2.64 KB
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import java.io.*;
import java.util.*;
public class dragoncu
{
private static Reader in;
private static PrintWriter out;
public static void main (String [] args) throws IOException {
in = new Reader ();
out = new PrintWriter (System.out, true);
long d;
while ((d = in.nextInt ()) != -1) {
if (d == 0) out.println ("(0,0)");
else out.println (pos (d));
}
}
private static Pair pos (long n) {
Pair c = new Pair (0, 1);
long length = 1;
while (length < n) {
c = new Pair (c.x + c.y, c.y - c.x);
length <<= 1;
}
if (length == n) return c;
Pair c2 = pos (length - n);
return new Pair (c.x - c2.y, c.y + c2.x);
}
static class Pair {
public long x, y;
public Pair (long _x, long _y) {
x = _x; y = _y;
}
public String toString () {
return "("+y+","+x+")";
}
}
}
/** Faster input **/
class Reader {
final private int BUFFER_SIZE = 1 << 16;private DataInputStream din;private byte[] buffer;private int bufferPointer, bytesRead;
public Reader(){din=new DataInputStream(System.in);buffer=new byte[BUFFER_SIZE];bufferPointer=bytesRead=0;}
public Reader(String file_name)throws IOException{din=new DataInputStream(new FileInputStream(file_name));buffer=new byte[BUFFER_SIZE];bufferPointer=bytesRead=0;}
public String readLine()throws IOException{byte[] buf=new byte[1024];int cnt=0,c;
while((c=read())!=-1){if(c=='\n')break;buf[cnt++]=(byte)c;}return new String(buf,0,cnt);}
public int nextInt()throws IOException{int ret=0;byte c=read();while(c<=' ')c=read();boolean neg=(c=='-');
if(neg)c=read();do{ret=ret*10+c-'0';}while((c=read())>='0'&&c<='9');if(neg)return -ret;return ret;}
public long nextLong()throws IOException{long ret=0;byte c=read();while(c<=' ')c=read();boolean neg=(c=='-');
if(neg)c=read();do{ret=ret*10+c-'0';}while((c=read())>='0'&&c<='9');if(neg)return -ret;return ret;}
public double nextDouble()throws IOException{double ret=0,div=1;byte c=read();while(c<=' ')c=read();boolean neg=(c=='-');if(neg)c = read();do {ret=ret*10+c-'0';}while((c=read())>='0'&&c<='9');
if(c=='.')while((c=read())>='0'&&c<='9')ret+=(c-'0')/(div*=10);if(neg)return -ret;return ret;}
private void fillBuffer()throws IOException{bytesRead=din.read(buffer,bufferPointer=0,BUFFER_SIZE);if(bytesRead==-1)buffer[0]=-1;}
private byte read()throws IOException{if(bufferPointer==bytesRead)fillBuffer();return buffer[bufferPointer++];}
public void close()throws IOException{if(din==null) return;din.close();}
}