Fl.java
/*
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* and open the template in the editor.
*/
//package fs;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/**
*
* @author cteam039
*/
public class Fl {
public static void main
(String...
args) {
try {
String line
= reader.
readLine();
while (line != null) {
int n = 1;
try{
n
= Integer.
parseInt(line.
split("/")[1]); return;
}
// System.out.println("n: " + n);
int counter = 0;
for (int i = n + 1; i <= n * 2; i++) {
double x = (n * i) / ((double) (i - n));
int iXd = (int) x;
int iXu = (int) (x) + 1;
if ((Math.
abs(x
- iXd
) < 1.0 / (n
* n
* n
* n
)) || (Math.
abs(x
- iXu
)) < 1.0 / (n
* n
* n
* n
)) { counter++;
}
}
line = reader.readLine();
}
}
}
}