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  1. import java.io.*;
  2. import java.math.*;
  3. import java.util.*;
  4.  
  5. public class RR
  6. {
  7.     public static void main(String[] args) {
  8.         Scanner sc = new Scanner(System.in);
  9.         int ntest = sc.nextInt();
  10.  
  11.         for(int test = 1; test <= ntest; ++test) {
  12.             String s = sc.next();
  13.             if (s.charAt(0) == '.') s = "0" + s;
  14.  
  15.             if (s.indexOf('.') < 0) {
  16.                 s = s + ".0";
  17.             }
  18.             if (s.indexOf('(') < 0) {
  19.                 s = s + "(0)";
  20.             }
  21.  
  22.             Fraction res = new Fraction();
  23.             String a = s.substring(0, s.indexOf('.'));
  24.  
  25.             res = new Fraction(new BigInteger(a));
  26.  
  27.             String b = s.substring(s.indexOf('.') + 1, s.indexOf('('));
  28.             String bb = b;
  29.             if (b.length() == 0) bb = "0";
  30.  
  31.             res = res.add(new Fraction(new BigInteger(bb), BigInteger.valueOf(10).pow(bb.length())));
  32.  
  33.             String c = s.substring(s.indexOf('(') + 1, s.indexOf(')'));
  34.             res = res.add(new Fraction(
  35.                 new BigInteger(c),
  36.                 BigInteger.valueOf(10).pow(c.length()).subtract(BigInteger.ONE)
  37.                     .multiply(BigInteger.valueOf(10).pow(b.length()))
  38.             ));
  39.  
  40.             System.out.println("Case #" + test + ": " + res);
  41.         }
  42.     }
  43. }
  44.  
  45. class Fraction
  46. {
  47.     BigInteger tu, mau;
  48.  
  49.     Fraction() {
  50.         tu = BigInteger.ZERO;
  51.         mau = BigInteger.ONE;
  52.     }
  53.  
  54.     Fraction(BigInteger tu, BigInteger mau) {
  55.         this.tu = tu;
  56.         this.mau = mau;
  57.  
  58.         if (tu.equals(BigInteger.ZERO)) {
  59.             this.mau = BigInteger.ONE;
  60.         } else {
  61.             BigInteger g = tu.gcd(mau);
  62.  
  63.             this.tu = this.tu.divide(g);
  64.             this.mau = this.mau.divide(g);
  65.         }
  66.     }
  67.  
  68.     Fraction(BigInteger a) {
  69.         this.tu = a;
  70.         this.mau = BigInteger.ONE;
  71.     }
  72.  
  73.     public String toString() {
  74.         return tu + "/" + mau;
  75.     }
  76.  
  77.     Fraction add(Fraction a) {
  78.         return new Fraction(tu.multiply(a.mau).add(a.tu.multiply(mau)), a.mau.multiply(mau));
  79.     }
  80. }
  81.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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4
0.125
0.(142857)
0.1(6)
.2
compilation info 
Main.java:5: error: class RR is public, should be declared in a file named RR.java
public class RR
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/M6UC2s
language:
Java (12.0.1)
created:
10 years ago
visibility:
secret

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